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Bleeping Computer
A cyberespionage threat group known as 'Bitter' was observed targeting defense organizations in Turkey using a novel malware family named MiyaRAT. [...]
The Hacker News
A suspected South Asian cyber espionage threat group known as Bitter targeted a Turkish defense sector organization in November 2024 to deliver two C++-malware families tracked as WmRAT and MiyaRAT. "The attack chain used alternate data streams in a RAR archive to deliver a shortcut (LNK) file that created a scheduled task on the target machine to pull down further payloads," Proofpoint
Bleeping Computer
The Google Cloud Threat Intelligence team has open-sourced YARA Rules and a VirusTotal Collection of indicators of compromise (IOCs) to help defenders detect Cobalt Strike components in their networks. [...]
Dark Reading
The attack vector is available for rent at scale, and evades AV and EDR, leaving YARA analysis as the best detection option.
The Hacker News
Large language models (LLMs) powering artificial intelligence (AI) tools today could be exploited to develop self-augmenting malware capable of bypassing YARA rules. "Generative AI can be used to evade string-based YARA rules by augmenting the source code of small malware variants, effectively lowering detection rates," Recorded Future said in a new report shared with The Hacker News.
Dark Reading
New release also includes enterprise-grade cloud security posture management (CSPM) and YARA-based malware scanning capabilities.