Anthropic warns infostealer malware is hijacking Claude sessions to drain usage

Anthropic is warning Claude users who may have malware on their PC

Anthropic has begun sending warnings to Claude users who may have malware on their PCs. The company says that the attacker may have gained access to their Claude accounts and used their limits.

Anthropic Warns Hackers Are Stealing Claude Sessions To Hijack Accounts

Anthropic warns that infostealer malware is stealing Claude login sessions to drain account usage. The post Anthropic Warns Hackers Are Stealing Claude Sessions To Hijack Accounts appeared first on Search Engine Journal.

Anthropic warns infostealer malware is hijacking Claude sessions to drain usage

Anthropic is warning some Claude users that infostealer malware on their PCs has stolen active Claude login sessions, allowing attackers to access accounts and consume their usage.

Anthropic Warns Of Infostealers Hijacking Claude Sessions

Anthropic warned users over the weekend that a threat actor is using widely available infostealer malware to hijack active Claude login sessions from infected computers, then using those sessions to run up victims' paid usage without ever needing a password or a two-factor code. The company said it identified six malware families in the campaign: Vidar, LummaC2, StealC, RedLine and Acreed on Windows, and Atomic Stealer, known as AMOS, on a small…