malware
Microsoft Teams voice calls abused to push Matanbuchus malware
The Matanbuchus malware loader has been seen being distributed through social engineering over Microsoft Teams calls impersonating IT helpdesk. Matanbuchus is a malware-as-a-service operation seen promoted on the dark web first in early 2021. It was advertised as a $2,500 Windows loader that executes malicious payloads directly in memory to evade detection. In June 2022, threat analyst Brad […]
Google sues to disrupt BadBox 2.0 botnet infecting 10 million devices
Google has filed a lawsuit against the anonymous operators of the Android BadBox 2.0 malware botnet, accusing them of running a global ad fraud scheme against the company’s advertising platforms. The BadBox 2.0 malware botnet is a cybercrime operation that utilizes infected Android Open Source Project (AOSP) devices, including smart TVs, streaming boxes, and other connected devices […]
LameHug malware uses AI LLM to craft Windows data-theft commands in real-time
A novel malware family named LameHug is using a large language model (LLM) to generate commands to be executed on compromised Windows systems. LameHug was discovered by Ukraine’s national cyber incident response team (CERT-UA) and attributed the attacks to Russian state-backed threat group APT28 (a.k.a. Sednit, Sofacy, Pawn Storm, Fancy Bear, STRONTIUM, Tsar Team, Forest Blizzard). The […]
North Korean XORIndex malware hidden in 67 malicious npm packages
North Korean threat actors planted 67 malicious packages in the Node Package Manager (npm) online repository to deliver a new malware loader called XORIndex to developer systems. The packages collectively count more than 17,000 downloads and were discovered by researchers at package security platform Socket, who assess them to be part of the continued Contagious Interview operation. Socket researchers […]
Android malware Konfety uses malformed APKs to evade detection
A new variant of the Konfety Android malware emerged with a malformed ZIP structure along with other obfuscation methods that allow it to evade analysis and detection. Konfety poses as a legitimate app, mimicking innocuous products available on Google Play, but features none of the promised functionality. The capabilities of the malware include redirecting users to […]
Android malware Anatsa infiltrates Google Play to target US banks
The Anatsa banking trojan has sneaked into Google Play once more via an app posing as a PDF viewer that counted more than 50,000 downloads. The malware becomes active on the device immediately after installing the app, tracking users launching North American banking apps and serving them an overlay that allows accessing the account, keylogging, or automating transactions. According […]
Malicious Chrome extensions with 1.7M installs found on Web Store
Almost a dozen malicious extensions with 1.7 million downloads in Google’s Chrome Web Store could track users, steal browser activity, and redirect to potentially unsafe web addresses. Most of the add-ons provide the advertised functionality and pose as legitimate tools like color pickers, VPNs, volume boosters, and emoji keyboards. Researchers at Koi Security, a company providing a platform […]
‘Batavia’ Windows spyware campaign targets dozens of Russian orgs
A previously undocumented spyware called ‘Batavia’ has been targeting large industrial enterprises in Russia in a phishing email campaign that uses contract-related lures. The researchers believe the operation has been active since at least last year in July and is ongoing. Based on telemetry data, the phishing emails delivering Batavia have reached employees at several […]
Hackers abuse leaked Shellter red team tool to deploy infostealers
Shellter Project, the vendor of a commercial AV/EDR evasion loader for penetration testing, confirmed that hackers used its Shellter Elite product in attacks after a customer leaked a copy of the software. The abuse has kept going for several months and even though security researchers caught the activity in the wild, Shellter did not receive a notification. […]
NimDoor crypto-theft macOS malware revives itself when killed
North Korean state-backed hackers have been using a new family of macOS malware called NimDoor in a campaign that targets web3 and cryptocurrency organizations. Researchers analyzing the payloads discovered that the attacker relied on unusual techniques and a previously unseen signal-based persistence mechanism. The attack chain, which involves contacting victims via Telegram and luring them into running […]