How Russian Hackers Are Exploiting Signal ‘Linked Devices’ Feature for Real-Time Spying

Mandiant warns that multiple Russian APTs are abusing a nifty Signal Messenger feature to surreptitiously spy on encrypted conversations.
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Russian Seashell Blizzard Hackers Gain, Maintain Access to High-Value Targets: Microsoft

A subgroup of the Russia-linked Seashell Blizzard is tasked with broad initial access operations to sustain long-term persistence.
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U.S. adversaries increasingly turning to cybercriminals and their malware for help

A Google Threat Intelligence Group report notes that Russia in particular has been doing this since the Ukraine war began.

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Mandiant: Notorious Russian hacking unit linked to breach of Texas water facility

Researchers from the Google-owned firm conclude that Sandworm personas are linked to several recent attacks on critical infrastructure. 

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Recent OT and Espionage Attacks Linked to Russia’s Sandworm, Now Named APT44

Mandiant summarizes some of the latest operations of Russia’s notorious Sandworm group, which it now tracks as APT44.
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