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Claude Used to Automate Exploitation and Data Theft Across Multiple Victims

BACKGROUND
3 SIGNALSFIRST DETECTED 11 September 2026
Narrative synthesis pending — 3 signals collected.
How the story developed
22 Sept
Researchers used Claude to hack OpenAI
REPORT · WHAT · Malwarebytes Labs
Other feeds and industry voices
24 Mar
Claude Code can now take over your computer to complete tasks

But Anthropic urges caution as "research preview" safeguards "aren't absolute."

REPORT · WHAT · Ars TechnicaOPEN STORY
12 Oct
CyberXero Uses Claude Code in Campaign That Stole Over 628,000 Ukrainian Records

Cybersecurity researchers have disclosed details of a two-pronged artificial intelligence (AI)-augmented initial access campaign targeting WordPress sites, e-commerce platforms,

REPORT · WHAT · The Hacker NewsOPEN STORY
5 Aug
Poison Claude Sells Discounted Claude Access While Its Operator Sees Every Customer Prompt

Cybersecurity researchers have discovered more than half-a-dozen services advertisements for illegal access to artificial intelligence (AI) models on underground cybercrime forums

REPORT · WHAT · The Hacker NewsOPEN STORY
11 Sept
How Anthropic says Claude was used for weapons, spying and cyber operations reut.rs/4h2tNoj

How Anthropic says Claude was used for weapons, spying and cyber operations reut.rs/4h2tNoj

OPINION · WHO · ReutersOPEN STORY
9 May
Claude Knew It Was Being Tested. It Just Didn't Say So. Anthropic Built a Tool to Find Out.

<!-- SC_OFF --><div class="md"><p>Anthropic built a tool that reads Claude’s thoughts. They’re calling it Natural Language Autoencoders.</p> <p>Not the words Claude produces. The

OPINION · WHEN · ArtificialInteligenceOPEN STORY
30 Aug
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

REPORT · WHAT · BleepingComputerOPEN STORY
10 Oct
Anthropic Cuts Live Internet Access for Internal AI Tests After Claude Exploits Injection Flaws

Anthropic on Friday said it's cutting off live internet access for all its internal evaluations until further notice following the discovery of new incidents in which its

REPORT · WHO · The Hacker NewsOPEN STORY
1 Sept
Infostealers are hijacking Claude accounts at users’ expense

Anthropic has warned that infostealers are stealing Claude session cookies to access users’ accounts and consume usage at their expense.

REPORT · WHAT · Malwarebytes LabsOPEN STORY
Sources
Malwarebytes LabsBleepingComputerThe Hacker News

NewsHive monitors these sources continuously. All signal titles above link to the original reporting.

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