The US State Department is offering up to US $10 million through Rewards for Justice for information on Zhang Yu, 44, a Chinese national accused of being a key figure in the state-sponsored group Hafnium (also tracked as Silk Typhoon). Zhang is described as a director at Shanghai Firetech Information Science and Technology, working under …
U.S. federal investigators pursuing ShinyHunters, which recently stole sensitive personnel data from the FBI recruitment site fbijobs.gov, reportedly identified executives at two ransomware negotiation firms with unusually close ties to the group. One U.S. consulting firm executive is suspected of helping operate the now-defunct extortion…
A Chinese-speaking threat operator combined the agentic penetration-testing framework ARTEX with Claude Code, Codex and configurations requesting DeepSeek, GLM and Grok models to coordinate attacks on organizations worldwide. Recovered prompts dated August 4 to October 4, 2026 referenced targets in financial services, cryptocurrency, reta…
This SentinelOne weekly roundup (Week 39, 2026) covers one law enforcement success and two active threat campaigns. A US court sentenced Armenian national Karen Serobovich Vardanyan ("Maneeken"/"Karl Lagerfeld"), an initial access specialist for Ryuk ransomware, to two years in prison and over $1.2 million in restitution. SentinelLABS ide…