Android malware
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FileFix: New Facebook security alert spoof hijacks victims into downloading StealC infostealer, researchers warn
Security researchers have uncovered a campaign dubbed FileFix that masquerades as a Facebook security alert to trick users into executing a malicious payload, culminating in the StealC infostealer. The operation, a variant of the ClickFix social-engineering technique, shows global reach, steganography-based delivery, and a Go-based loader that drops StealC v2, with researchers noting evolving infrastructure…
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RatOn Android malware evolves into ATS-enabled remote access trojan, ThreatFabric says
ThreatFabric reports that RatOn has evolved from NFC relay attacks into an ATS-enabled Android remote access trojan, capable of automated cryptocurrency transfers, overlay ransomware-style screens, and NFC relay via NFSkate, with initial activity centered in the Czech Republic and Slovakia likely to follow.
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18 npm Packages Published With Malware That Rewrites Crypto Destinations
Aikido Security reported that attackers pushed malicious updates to 18 npm packages on Sept. 8 that inject browser hooks to intercept and rewrite crypto transaction destinations; the company said maintainers were targeted via phishing and listed indicators including specific compromised package versions.
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VirusTotal flags 44 undetected SVGs in Colombian phishing campaign; hundreds of SVGs detected in the wild
VirusTotal has flagged a new malware campaign using 44 undetected SVG files to phish as Colombia’s Fiscalía General de la Nación, injecting a Base64-encoded HTML page and triggering a hidden ZIP download. Overall SVG detections in the wild have reached 523, with earliest samples dating to August 14, 2025.
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HOOK Android banking trojan adds ransomware overlay, expands remote command set
Security researchers have identified a new HOOK Android banking trojan variant that adds ransomware-style overlays, remote command capabilities, and expanded data-theft features, signaling a growing blend of banking fraud with spyware and ransomware tactics.
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Malicious Go module masquerades as SSH brute-forcer, exfiltrates credentials via Telegram bot, researchers say
Security researchers have identified a malicious Go module masquerading as an SSH brute-force tool that quietly exfiltrates credentials to a threat actor via Telegram. The module, golang-random-ip-ssh-bruteforce, targets random SSH services, disables host key verification, and relays harvested data to a Telegram bot, highlighting ongoing software supply chain and credential theft risks.
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Source-code leak exposes ERMAC Android banking trojan infrastructure, researchers say
The ERMAC Android banking trojan v3 source code was leaked online, exposing its backend, panel, and exfiltration infrastructure and signaling an expanded targeting scope of over 700 apps, along with notable operational security lapses that could invite further risk from other threat actors.
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Noodlophile Infostealer Campaign Uses Legal-Threat Phishing to Target Businesses, Researchers Warn
Security researchers warn of a spear-phishing campaign leveraging legal-threat prompts to deploy the Noodlophile infostealer, using DLL side-loading in legitimate applications and malicious archives to exfiltrate cookies, payment data and system information across global targets.
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Unicode homoglyph phishing campaign uses Japanese character to spoof Booking.com, delivering MSI malware
Security researchers warn of a phishing campaign that uses the Japanese character ん to visually imitate Booking.com in order to redirect users to a lookalike domain and deliver MSI malware; a separate Lntuit/Intuit-themed campaign is also observed, underscoring the evolving use of homoglyphs in brand impersonation and malware delivery.
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PhantomCard Android Trojan Uses NFC Relay to Enable Fraudulent Banking Transactions in Brazil
Authorities warn of PhantomCard, a new Android trojan that uses NFC relay technology to siphon card data and complete fraudulent banking transactions in Brazil. Distributed via fake card-protection apps on phishing pages, the threat is linked to a broader ecosystem of NFC fraud tools and a network of threat actors, underscoring rising global risk to…
