WindRelay NFC Malware Turns a 13-Minute Bank Call Into a Full-Scale Financial Attack

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A New Era of Remote NFC Fraud

A bank customer receives a phone call. The person on the other end sounds professional, knows the victim’s name, and claims there is a problem with their bank card.

There is nothing unusual about that scenario—until the caller convinces the victim to install an application.

Within minutes, the victim’s smartphone can become a remotely controlled fraud platform capable of capturing contactless card communications, relaying those communications to a criminal-controlled device, and helping criminals obtain financial services in the victim’s name.

That is the alarming scenario documented by Group-IB in a technical report published on August 12, 2026. Researchers identified a previously unseen NFC relay malware family called WindRelay, which was deployed alongside a modified version of the SpyNote Android remote access trojan (RAT).

The most disturbing part is not simply the malware itself.

It is the speed.

According to the investigation, the entire operation unfolded during a single 13-minute phone call.

From Social Engineering to NFC Theft

The attack begins with something much older than malware: social engineering.

The criminal impersonates a bank employee and tells the victim that their payment card has encountered a problem. The caller then guides the victim through installing an Android application.

This approach is particularly effective because the victim is not initially being asked to perform something that obviously looks criminal.

There is no demand to transfer cryptocurrency.

There is no suspicious email attachment.

There may not even be a request for a password.

Instead, the victim is persuaded that they are following a legitimate security or troubleshooting procedure.

That psychological manipulation creates the opening the malware needs.

A SpyNote RAT Opens the Door

The first malicious application is a variant of SpyNote, an Android remote access trojan that gives the attacker extensive control over an infected device.

In this campaign, the RAT was particularly interesting because the application appeared personalized to the victim.

Rather than displaying an obviously suspicious name, the application label reportedly used the victim’s own name.

That small detail could make a significant difference.

A victim who has just been contacted by someone claiming to represent their bank may be much less suspicious when an application appears to have been prepared specifically for them.

Personalization Was Built Into the Malware

Group-IB noted that SpyNote includes a builder toolkit that allows operators to customize important application characteristics, including the application name, label and package name.

This means attackers do not necessarily have to manually modify every sample.

Instead, personalization can be incorporated into the malware-building process.

That capability makes social engineering considerably more convincing.

The attacker can collect basic information before making the call and then use that information to make the malicious application appear less foreign.

The victim sees their own name.

The caller knows who they are.

The story sounds plausible.

The combination can dramatically reduce the psychological warning signs that normally accompany malware installation.

Reconnaissance May Have Happened Before the Call

The use of the

Group-IB assessed that the attackers likely had access to basic information such as the victim’s name and phone number before initiating the call.

That suggests the phone conversation was not necessarily the beginning of the attack.

It may have been the final stage of an earlier reconnaissance process.

This is an important distinction for defenders.

A successful fraud operation often does not begin when the victim receives the phone call.

It can begin days or weeks earlier, when personal information is collected from leaked databases, public sources, compromised accounts, fraudulent websites or other criminal data channels.

The Victim Did Not Need to Share Their Screen

One of the most important details in the case is what did not happen.

The attacker apparently did not rely on conventional screen-sharing software.

Instead, after the SpyNote-based RAT gained access, the fraudster could remotely interact with the device and install WindRelay without requiring the victim to initiate another complicated process.

That matters because many users and even some security controls associate remote assistance scams with obvious screen-sharing applications.

The absence of visible screen sharing does not necessarily mean that a smartphone is safe.

A malicious application with sufficient permissions can potentially provide an attacker with capabilities that are far more dangerous than ordinary screen sharing.

WindRelay: The Second Stage of the Attack

Once remote access had been established, the attacker deployed the previously unseen NFC malware known as WindRelay.

This component transformed the infected smartphone into something much more dangerous: an instrument for relaying contactless card communications.

The victim was essentially turned into an unwitting participant in a payment transaction controlled by someone else.

The malware did not need to physically steal the victim’s card.

It exploited the fact that the

The Permissions Tell the Story

WindRelay’s requested permissions provide important clues about its intended purpose.

Among them were permissions associated with NFC communication and internet connectivity.

NFC access allowed the malware to interact with contactless card transactions.

Internet access allowed captured information to be transmitted to the attacker’s infrastructure or another device.

The malware also reportedly requested access to contacts, potentially creating opportunities for additional targeting.

Another unusual capability involved inspecting device state through the Android DUMP permission.

Individually, some permissions might not immediately appear catastrophic.

Together, however, they form a much clearer picture.

The application was designed to observe, capture and communicate information from the compromised device.

The NFC Relay Attack Explained

The heart of the operation is an NFC relay.

In a normal contactless transaction, the payment card communicates with a legitimate payment terminal.

The terminal and card exchange information over a short-range NFC connection.

A relay attack changes the physical arrangement.

Instead of allowing the card and terminal to communicate directly, an attacker attempts to place malicious infrastructure between them.

In this case, WindRelay reportedly acted as a contactless reader on the victim’s smartphone.

The victim was instructed to tap their payment card against the phone.

The malware captured the resulting NFC communication and transmitted the exchange to another device controlled by the fraudster.

That second device could then communicate with a real payment terminal.

The result is a remote bridge between the victim’s physical card and an attacker’s physical transaction environment.

The One-Time Transaction Data Was Especially Valuable

Modern contactless payment systems are designed to make individual transactions difficult to reuse.

One of the security mechanisms involved in payment transactions is the generation of transaction-specific information.

According to

This is what makes relay attacks so dangerous.

The attacker does not necessarily need to obtain a static copy of the card’s information.

Instead, the objective is to abuse the legitimate transaction process in real time.

The attack becomes a race against time.

The victim taps the card.

WindRelay captures the communication.

The information is transmitted.

The

A legitimate-looking transaction can then occur even though the victim is nowhere near the payment terminal.

One Call Created Two Financial Opportunities

The attackers did not apparently stop at payment-card fraud.

During the same compromise, the fraudster also used remote access to obtain a loan through the victim’s banking application.

That dramatically increases the potential financial damage.

A compromised banking application can already be serious.

Combining it with NFC relay capabilities creates an even more dangerous situation.

One component provides remote device access.

Another targets contactless transactions.

The

The telephone call provides the social-engineering mechanism.

Together, those elements create a multi-stage fraud platform.

The Loan May Have Been an Opportunistic Addition

Group-IB reportedly interpreted the loan activity as an opportunistic addition rather than necessarily the primary purpose of the operation.

That distinction is important.

Criminal groups increasingly operate with flexible objectives.

Once they obtain access to a

If a banking application offers a fast loan process, that may become the next target.

If payment credentials can be abused, that may become another.

If contacts can be accessed, the

The compromise therefore should not be viewed as a single-purpose attack.

It is better understood as a platform for financial exploitation.

The Timing After the Call Is a Major Warning Sign

Card transactions reportedly began appearing shortly after the phone call ended.

That timing should concern banks and fraud teams.

Traditional fraud detection often focuses on individual events.

A suspicious application installation might be treated as one event.

A phone call might be treated as another.

A loan application might appear separately.

A card transaction might be evaluated independently.

But the real signal can emerge when these events occur together.

A customer installs an application from outside an official app store.

A suspicious remote-access capability becomes active.

A loan is issued.

A physical card transaction suddenly occurs.

When these events happen within a short period, the probability of coordinated fraud becomes much higher.

WindRelay Has Already Appeared in Multiple Countries

Group-IB reportedly identified 23 WindRelay samples uploaded to VirusTotal between November 2025 and July 2026.

The samples impersonated institutions in Czechia, Slovakia and Slovenia.

That geographic spread suggests that the malware was not merely an isolated experiment against one victim.

The infrastructure and customization capabilities indicate a campaign model that can potentially be adapted to different financial institutions and regions.

The use of localized institutions is especially significant because successful social engineering often depends on familiarity.

A victim is more likely to trust a caller who references a bank they actually use.

Why This Attack Is Different From Ordinary Malware

Traditional Android malware campaigns often depend on victims clicking a malicious link, opening an attachment or granting permissions to an obviously suspicious application.

WindRelay represents something more sophisticated.

The malware is only one part of the attack.

The criminal first establishes credibility.

Then the victim is guided through the installation process.

The application is personalized.

Remote access is established.

The second-stage malware is deployed.

The victim physically participates in the NFC exchange.

The attacker performs financial actions remotely.

This is not simply malware infection.

It is a carefully choreographed combination of social engineering, remote access, mobile malware, NFC technology and financial fraud.

The Human Being Becomes Part of the Attack Chain

One of the most unsettling elements of the case is that the victim may actively perform the action required by the malware.

The victim taps their card.

From their perspective, they may believe they are helping a bank employee verify or repair something.

But from the

This changes the traditional cybersecurity model.

The attacker is not necessarily fighting against the victim’s behavior.

The attacker is manipulating the victim into performing exactly the behavior the attack requires.

Why Screen-Sharing Detection Is Not Enough

Group-IB specifically recommended that organizations avoid treating the absence of screen-sharing software as evidence that remote access is not occurring.

That is an important lesson for both banks and consumers.

Remote access can be implemented through malicious applications with powerful Android permissions.

A phone can therefore be under attacker control without displaying the familiar visual indicators associated with remote-support applications.

Security teams need to move beyond simplistic detection rules.

The question should not only be:

Is the victim sharing their screen?

It should also be:

“Which applications were installed, what permissions were granted, what device behaviors changed, and what financial activity followed?”

Official App Stores Are Not a Complete Defense

Installing applications from unofficial sources remains a major warning sign.

Android’s package installer can be used to sideload applications outside official app stores.

That capability is legitimate and useful in many circumstances.

Unfortunately, it is also heavily abused by criminals.

A banking customer who is suddenly told to install an application from a link, file or unofficial source during a phone call should treat the request as highly suspicious.

Banks should never need customers to install arbitrary remote-control applications simply to resolve routine card problems.

The Scam Exploits Trust, Not Just Technology

The most important security lesson may have little to do with NFC.

The attackers succeeded because technology was combined with psychology.

The caller created urgency.

The caller impersonated a trusted institution.

The application was personalized.

The victim was guided through the process.

The malware operated largely in the background.

The financial actions happened while the attacker still had access to the compromised environment.

Every individual step could appear explainable.

The danger emerged from the sequence.

Deep Analysis: How the WindRelay Attack Chain Works

Stage One: Victim Identification

The attackers appear to have possessed basic information about the target before the call.

At minimum, the investigation points toward knowledge of the victim’s name and phone number.

That information can make the subsequent conversation much more convincing.

Stage Two: Social Engineering

The criminal presents themselves as a bank representative.

The conversation establishes a false emergency involving the victim’s card.

The goal is to create enough urgency that the victim follows instructions without independently contacting the bank.

Stage Three: Malicious Application Installation

The victim is instructed to install an Android application.

The

The installation process can involve

Stage Four: Remote Access

The SpyNote-based RAT establishes remote access.

The attacker can then interact with the device without requiring traditional screen-sharing software.

This gives the operator an important advantage: the victim can remain unaware of the full scope of the compromise.

Stage Five: WindRelay Deployment

The attacker remotely installs the WindRelay component.

The victim may not realize that a second malicious application has been introduced.

The first malware therefore becomes the delivery mechanism for the second.

Stage Six: NFC Activation

The victim is instructed to place their payment card against the infected smartphone.

This turns the victim’s device into the attacker’s temporary NFC interface.

Stage Seven: Data Relay

WindRelay captures the NFC exchange and transmits relevant information to the attacker’s infrastructure or secondary device.

The attacker attempts to relay the communication toward a legitimate payment terminal.

Stage Eight: Financial Exploitation

The attacker can potentially exploit multiple financial opportunities.

These may include contactless transactions and actions available through the victim’s banking application.

The reported loan activity demonstrates why multi-purpose compromise is particularly dangerous.

Stage Nine: Rapid Monetization

The attackers reportedly initiated card transactions shortly after the call ended.

This indicates an operation designed for rapid monetization.

The shorter the time between compromise and theft, the less opportunity the victim has to notice and interrupt the attack.

Defensive Command Examples

Security teams can use Android debugging and package-management tools to investigate suspicious applications on authorized test devices.

For example:

adb shell pm list packages -3

This lists third-party packages installed on a connected Android test device.

To inspect a specific package:

adb shell dumpsys package <package-name>

Security analysts can examine declared permissions and application metadata.

To review recently installed packages in a controlled investigation:

adb shell pm list packages -3 -i

For enterprise monitoring, defenders can also review Android Enterprise/MDM telemetry for:

Application installation

Unknown-source installation

New accessibility services

Device administrator changes

Unusual NFC activity

New VPN profiles

Unexpected remote-access applications

These commands should be used only on devices owned or authorized for investigation.

Detection Should Focus on Correlation

A single suspicious event may not be enough to identify WindRelay-style fraud.

A combination of events is much more valuable.

For example:

Unofficial APK installation

+

Remote-access application

+

NFC permission

+

Banking application activity

+

Loan application

+

Contactless transaction

When these events occur within minutes or hours, a financial institution should consider automated fraud escalation.

Banks Need a Cross-Channel View

The case demonstrates why fraud detection cannot remain isolated inside individual systems.

The

The mobile security system may know that a new application was installed.

The banking platform may know that a loan was requested.

The card network may know that a contactless payment occurred.

Individually, none of those events necessarily proves fraud.

Together, they can form an extremely strong behavioral signal.

What Undercode Say:

1. The 13-Minute Timeline Is the Real Story

The headline malware discovery is important, but the speed of the operation is even more revealing.

A complete financial attack was reportedly assembled within a single short phone conversation.

That means defenders may have only minutes to detect and interrupt the compromise.

2. Social Engineering Remains the Entry Point

Advanced malware does not eliminate the need for human manipulation.

In fact, sophisticated malware can make social engineering more powerful.

The attacker does not have to defeat every security mechanism independently.

They can persuade the victim to bypass those mechanisms themselves.

3. Personalization Is Becoming a Security Weapon

Using the

People naturally trust familiar information.

The more personalized the attack becomes, the harder it may be for ordinary users to distinguish legitimate support from criminal impersonation.

1. Malware Builders Lower the Cost of Personalization

SpyNote’s customization capabilities show how malware tooling can industrialize social engineering.

Attackers do not necessarily need advanced programming skills.

They can potentially customize application characteristics through existing builder functionality.

That lowers the technical barrier to targeted fraud.

1. NFC Is Becoming a More Interesting Target

Contactless payments are convenient because transactions happen quickly.

That same speed can benefit attackers.

An NFC relay can attempt to exploit the communication between a legitimate card and payment terminal without requiring the criminal to physically possess the victim’s card.

6. Mobile Devices Are Financial Endpoints

Smartphones should no longer be treated merely as communication devices.

They are increasingly used for banking, authentication, identity verification, payments and loans.

Compromising one smartphone can therefore expose several independent financial pathways.

1. The Banking Application Was Only One Piece

The reported loan activity illustrates how attackers can move laterally across financial functions once they obtain device access.

The

Their payment card may be valuable.

Their contacts may be valuable.

Their identity information may be valuable.

The device becomes the common denominator.

1. Permission Combinations Matter More Than Individual Permissions

A single permission may not look suspicious.

NFC access alone can be legitimate.

Internet access alone is normal.

Contact access can be justified by many applications.

But a newly installed application combining these capabilities with remote-access functionality deserves much closer scrutiny.

9. Security Products Need Behavioral Intelligence

Signature-based detection has an obvious limitation with previously unseen malware.

WindRelay was described as a previously unseen family.

Behavioral indicators can therefore be more valuable than simply searching for known malware names.

The system should ask what the application is doing.

10. Fraud Teams Need Malware Telemetry

Cybersecurity teams and financial fraud teams increasingly need to cooperate.

A malware infection is not merely a technical incident when it occurs on a banking customer’s phone.

It can become a financial event within minutes.

1. Loan Fraud Can Become a High-Speed Attack

The reported loan activity demonstrates why loan applications deserve additional behavioral monitoring after a device compromise.

A newly installed suspicious application followed by a sudden loan request should trigger additional verification.

12. Card Transactions Add Another Strong Signal

The combination of a new device event and physical-looking card activity should be treated carefully.

Especially when the card transaction appears shortly after an unusual mobile event.

The timing itself can be a valuable fraud indicator.

13. Victims Need Better Warnings

Generic warnings such as “Do not install suspicious applications” are not always enough.

Users need practical rules.

A bank employee should never pressure customers into installing unknown software during an unsolicited call.

That message needs to be repeated constantly.

1. Caller ID Is Not Proof of Legitimacy

A phone number can create an illusion of trust.

Consumers should understand that caller identification alone does not prove that someone works for their bank.

The safest approach is to end the call and contact the institution through an independently verified number.

15. Urgency Is a Classic Manipulation Technique

The attacker needs the victim to act before thinking.

That is why fake card emergencies work so well.

The victim becomes focused on solving the supposed problem rather than questioning the instructions.

16. Security Education Should Include NFC Fraud

Many people understand phishing.

Far fewer understand NFC relay attacks.

That knowledge gap gives criminals an advantage.

Banks should explain that customers should never be instructed to tap a payment card against an unknown phone as part of a supposed support procedure.

17. Remote Access Can Be Invisible

Security teams should stop equating remote access exclusively with screen-sharing software.

Android malware can use other capabilities to interact with compromised devices.

This makes endpoint telemetry increasingly important.

18. Sideloading Deserves More Attention

Organizations should monitor unusual application installation events.

For managed devices, policies can restrict or tightly control installation from unknown sources.

For consumer devices, banks can provide clear warnings when suspicious installation behavior is detected.

19. The Attack Chain Is Modular

One of the strongest characteristics of this campaign is modularity.

The RAT provides access.

WindRelay provides NFC functionality.

The banking application provides financial opportunities.

The telephone call provides persuasion.

Each component supports the others.

20. Modular Attacks Are Easier to Adapt

Criminals can replace one component without rebuilding the entire operation.

That could allow future campaigns to use different RATs, different NFC components or different social-engineering scripts.

Defenders therefore need to detect the behavior rather than rely solely on one malware family.

21. Criminal Infrastructure Can Be Reused

The discovery of multiple WindRelay samples suggests that the operation may have reached a level of repeatability.

When criminals reuse infrastructure and tooling, they can potentially attack many victims with relatively little additional effort.

22. Regional Impersonation Is Significant

Samples impersonating institutions in multiple Central European countries show how the concept can be localized.

The same basic technical architecture can potentially be adapted to another country.

Only the social-engineering story and application branding may need to change.

1. The Attack Exploits Trust at Every Layer

The victim trusts the caller.

The victim trusts the application name.

The victim trusts the supposed security procedure.

The victim trusts the bank relationship.

That accumulated trust is ultimately converted into financial access.

24. Financial Institutions Should Monitor Installation Events

A suspicious application installation during or immediately before unusual banking activity should be treated as a meaningful signal.

Banks should explore partnerships with mobile security and fraud-detection providers to improve this visibility.

25. Fraud Detection Must Become Faster

Traditional fraud systems often analyze transactions after they occur.

WindRelay-style attacks demand something closer to real-time intervention.

The ideal system recognizes the attack while the victim is still on the phone.

1. The Phone Call Itself Can Become a Security Signal

An unexpected support call followed by unusual mobile activity is highly relevant.

Financial institutions could potentially use verified customer-contact events as one part of a broader risk model.

27. Contactless Convenience Has a Security Cost

NFC payments are extremely convenient.

But convenience can also create new attack surfaces.

As contactless technologies become more common, relay attacks will remain an important area for security research.

1. Criminals Are Combining Old and New Techniques

The attack is not powered by one revolutionary technology.

It combines familiar social engineering with Android malware and NFC relay capabilities.

That combination is what makes it dangerous.

1. The Weakest Link May Still Be Human Trust

The technical defenses can be strong.

But if a victim is persuaded to install malware and physically participate in the attack, the security model can collapse.

Security awareness remains essential.

30. Banks Should Design for Manipulated Customers

Customer protection should assume that attackers can persuade legitimate customers to perform dangerous actions.

Fraud systems should therefore look for behavior inconsistent with normal customer activity.

31. Incident Response Must Include the Phone

When mobile-enabled financial fraud occurs, investigators should not focus exclusively on the bank account.

The

Application installation history, permissions and device telemetry can become crucial forensic evidence.

32. Organizations Should Build Cross-Functional Response Teams

Cybersecurity, fraud, banking operations and customer support should share intelligence.

An attack like WindRelay crosses all four domains.

No single team has the complete picture.

1. The Best Defense May Be a Simple Rule

Customers should never install an application because an unsolicited caller claims it is required to fix a banking problem.

That single rule could prevent a significant percentage of attacks using this technique.

1. Never Let a Caller Control the Investigation

If someone calls claiming to represent a bank, the customer should independently verify the claim.

Ending the call is not rude.

It is a security control.

1. Financial Losses May Not Be Limited to Card Payments

The combination of NFC fraud and banking-app abuse demonstrates that attackers may pursue several monetization paths simultaneously.

A compromised device can become a gateway to multiple forms of financial theft.

1. AI Could Make These Campaigns More Convincing

As generative AI improves, criminals can potentially automate convincing scripts, localized conversations and personalized messages.

That makes the human side of attacks increasingly difficult to distinguish from legitimate customer service.

37. Defenders Should Prepare for Faster Attacks

The 13-minute timeline should encourage organizations to shorten detection and response times.

A fraud alert that arrives hours later may be too late.

38. Mobile Security Is Now Financial Security

The traditional separation between endpoint security and financial fraud is disappearing.

A smartphone compromise can directly become a banking incident.

Organizations should treat mobile security as part of the financial security perimeter.

1. WindRelay May Be a Preview, Not an Endpoint

The discovery of one NFC relay family should not create the assumption that the threat is contained.

Once criminals discover that a technique works, competitors can copy the model.

Similar tools could emerge with different names and technical implementations.

40. The Biggest Lesson Is Simple

The WindRelay case demonstrates that modern fraud does not always require stealing a password.

Sometimes criminals only need to convince the right person to install the right application and tap the right card at the right moment.

That is why the strongest defense combines technical controls, behavioral analytics, rapid fraud detection and informed customers.

✅ WindRelay Was Reported as a Previously Unseen NFC Malware Family

The supplied report states that Group-IB identified the malware as WindRelay and documented it on August 12, 2026.

The described functionality centers on NFC communication and relay-based payment fraud.

✅ The Attack Used a SpyNote Variant

Group-IB attributed the remote-access component to a variant of SpyNote.

The RAT reportedly provided the attacker with remote access that enabled further malware deployment.

✅ The Reported Attack Took Place During a 13-Minute Call

The case description states that the criminal completed the key stages of the operation during a single 13-minute phone call.

That timeline highlights how quickly social engineering and mobile malware can combine into financial fraud.

✅ 23 WindRelay Samples Were Identified

The supplied article reports that Group-IB connected WindRelay to 23 samples uploaded to VirusTotal between November 2025 and July 2026.

The samples reportedly impersonated institutions in Czechia, Slovakia and Slovenia.

⚠️ NFC Relay Does Not Mean Every Contactless Transaction Is Vulnerable

Relay attacks depend on the interaction between payment technology, distance, timing and attacker infrastructure.

The existence of WindRelay should not be interpreted as evidence that ordinary contactless payments are inherently insecure.

⚠️ The Attack Does Not Prove That Every SpyNote Infection Supports NFC Relay

The reported operation involved a SpyNote variant together with WindRelay.

That does not mean every SpyNote sample contains the same NFC functionality.

The capabilities depend on the specific malware build and associated components.

Prediction

(+1) NFC Relay Fraud Will Become More Targeted and Automated

The most likely direction is an increase in attacks that combine social engineering with specialized mobile malware.

Criminals have already demonstrated the value of combining remote device access with contactless payment manipulation.

As malware builders become easier to customize, attackers could increasingly personalize malicious applications for individual victims or specific banks.

Financial institutions are also likely to improve correlation between mobile security events, banking activity and card transactions.

That could make attacks easier to detect—but only if those signals are analyzed together and in real time.

The next generation of mobile financial fraud will probably be less about stealing one credential and more about controlling an entire transaction environment for a few critical minutes.

The Bigger Warning Behind WindRelay

WindRelay is a reminder that the most dangerous cyberattacks are not always the ones with the most sophisticated code.

Sometimes the technology is only the final piece of a much larger deception.

The attacker first creates trust.

Then comes urgency.

Then comes the application.

Then comes remote access.

Then comes the card.

And finally comes the money.

The reported 13-minute operation shows how quickly those pieces can come together.

For consumers, the safest rule is straightforward: never install an application, disclose sensitive information, or tap a payment card against a device simply because an unexpected caller claims to represent your bank.

End the call.

Contact the bank through an official channel.

Verify the situation independently.

For banks and security teams, the lesson is even broader.

The future of fraud detection will depend on connecting signals that have traditionally lived in separate systems: phone calls, application installations, device permissions, remote-access activity, banking behavior, loan applications and payment transactions.

When those signals are correlated in real time, a seemingly ordinary customer-support call can suddenly reveal itself as something very different.

A new generation of financial malware is emerging around the smartphone.

And WindRelay shows just how quickly that threat can move from a convincing conversation to real-world financial loss.

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