ThreatPaper

#bitcoin

2 cases

Three men who worked in incident response ran BlackCat attacks. One of them was simultaneously negotiating on behalf of ransomware victims — and passing the attackers his own clients' insurance limits.

RansomwareInsider ThreatExtortion & Blackmail

A stranger emailed an unpaid maintainer offering to take over a package he no longer used. Three months later it was stealing private keys from bitcoin wallets holding more than 100 BTC. Nobody was ever identified.

Supply Chain AttackCryptocurrency & Web3