A coordinated effort took down seven kinds of malware and targeted initial access brokers.

Josh Corman and Beau Woods, Founders of I Am The Cavalry

The DOJ also unsealed indictments against some of the sanctioned individuals for alleged roles in ransomware and other cybercrime activity.

The sanctions are just the latest in a string of U.S. government actions against ransomware operators around the world.

An anonymous researcher shares detailed information on people allegedly involved with some of the most prominent cybercrime groups.

The massive trove of leaked messages and other data offer a deep look at the Russian cybercrime ecosystem.

Both efforts relied on malicious documents, officials said.

Links in tooling, crypto wallets and even attacking victims simultaneously strongly suggest a link, researchers say.

Researchers at Intel471 and AdvIntel say the cybercrime group probably has other plans for its talents.

Check Point Research inspected the malware's formidable layers of "anti-analysis" and "anti-deobfuscation" capabilities.