Crypto Theft Hides In Plain Sight Inside Popular Game Mods—Kaspersky

bitcoinistPublicado a 2025-12-23Actualizado a 2025-12-23

Resumen

Kaspersky warns of a new infostealer malware called "Stealka" distributed through fake video game mods and cracked software, primarily targeting Windows users. Disguised as cheats or utility cracks for popular titles like Roblox or Microsoft Visio, the malware is hosted on platforms like GitHub and Google Sites to appear legitimate. Once executed, Stealka steals browser data, saved passwords, and cryptocurrency wallet information—targeting over 115 browser extensions including MetaMask, Binance Wallet, and Coinbase. It collects private keys, seed phrases, and autofill data, enabling account takeovers and further malicious spread. Detected initially in Russia, Turkey, Brazil, Germany, and India, the malware is sometimes bundled with cryptomining code. Users are advised to avoid unofficial software, use antivirus tools, enable two-factor authentication, and verify file checksums before installation.

Kaspersky has warned that a new infostealer called “Stealka” is being spread through bogus video game mods and cracked software, putting crypto users and gamers at risk.

The malware was identified in November 2025 and is delivered as what looks like harmless game add-ons or utility cracks. Systems running Windows are the main target.

Attackers Hide Malware In Mods

Reports have disclosed that Stealka is disguised as cheats, mods and cracks for popular titles, with fake packages posted to places users normally trust. Files have been seen on GitHub, SourceForge, Softpedia and Google Sites, which helps the downloads look legitimate.

In some cases, the malware was packaged as a Roblox mod or as a cracked copy of Microsoft Visio. According to Kaspersky, the campaign uses convincing websites and may employ automated tools to create professional pages that trick people into clicking download links.

Data And Wallets Targeted

Once run, Stealka searches for browser data, saved passwords and crypto wallet information. Based on reports, it targets more than 115 browser extensions tied to wallets, password managers and two-factor apps.

Extensions for MetaMask, Binance Wallet, Coinbase and other popular wallets are among those at risk. Private keys, seed phrases and wallet file paths can be exposed on an infected machine, and stored browser cards and autofill entries are also collected.

Total crypto market cap currently at $3.01 trillion. Chart: TradingView

Victims’ accounts can be taken over using the stolen credentials, and that access can then be used to push further malicious links to friends or followers.

How The Threat Spreads And Where It’s Seen

Kaspersky’s telemetry shows initial detections in Russia, with additional cases reported in Turkey, Brazil, Germany and India.

Distribution methods vary. Sometimes a single download bundle carries Stealka; other times it is paired with cryptominer code so infected computers also mine cryptocurrency for the attackers.

Files hosted on trusted developer portals make it harder for users to spot danger, and the malware’s wide reach means standard precautions can still be bypassed if users ignore basic safety steps.

Recommendations For Users

According to cybersecurity advisories, avoid unofficial or pirated software and only download mods from verified, trusted creators. Use a reputable antivirus product and keep it updated.

Password managers are recommended over saving credentials in browsers, and two-factor authentication should be enabled for crypto accounts when available.

Keep Windows and applications patched, and check that a downloaded file’s checksum or digital signature matches the developer’s published value before running installers.

Featured image from Kaspersky, chart from TradingView

Preguntas relacionadas

QWhat is the name of the new infostealer malware being spread through fake game mods and cracked software?

AThe new infostealer malware is called 'Stealka'.

QWhich operating systems are the primary target of the Stealka malware?

ASystems running Windows are the main target of the Stealka malware.

QWhat types of sensitive information does the Stealka malware steal from infected computers?

AStealka steals browser data, saved passwords, crypto wallet information, private keys, seed phrases, wallet file paths, stored browser cards, and autofill entries.

QName at least two trusted online platforms where the fake packages containing the malware were found.

AFake packages containing the malware were found on GitHub, SourceForge, Softpedia, and Google Sites.

QWhat are two key security recommendations provided to protect against this threat?

ATwo key recommendations are to avoid unofficial or pirated software and to use a reputable, updated antivirus product. Additionally, using password managers and enabling two-factor authentication for crypto accounts is advised.

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