Anthropic Identifies AI Misuse in Extortion and Ransomware Campaigns
Claude, Claude Code
Anthropic published a threat report detailing malicious use of Claude models in extortion, North Korean IT schemes, and ransomware creation. The company responded by banning accounts and sharing indicators with authorities.
- first report
- 27 Aug 2025
- last update
- 27 Aug 2025
Timeline · 1
Sources · 1
Research and catalogues
- 2025-08-27Anthropic Reportedly Identifies AI Misuse in Extortion Campaigns, North Korean IT Schemes, and Ransomware SalesAI Incident Database · incidentdatabase.ai/cite/1201
Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.
Classification
- AI role
- AI-enabled attack
- categories
- AI-assisted intrusionAI-generated malwareAI phishing / social engineering
- severity
- 3 · Confirmed exploitation
- targets
- Anthropic
- owasp llm top 10
- no entry for these categories
- dates
- happened 27 Aug 2025 · first reported 27 Aug 2025
- origin
- AI Incident DatabaseDerived from the AI Incident Database (CC BY-SA 4.0).
- record
- confidence 0.95 · created 2026-10-18 06:33Z · updated 2026-10-18 06:59Z
Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned
Copy a brief
This record as a short Markdown brief, for a ticket, a chat or a coding agent.
the brief as text
# Anthropic Identifies AI Misuse in Extortion and Ransomware Campaigns https://gcdradar.vercel.app/incidents/anthropic-identifies-ai-misuse-in-extortion-and-ransomware-c · AIR-2025-0021 · closed 2025-09-10 - Lane: Breaches & attacks - Severity: 3 (Confirmed exploitation) - Fix status: No fix needed - First reported: 2025-08-27 - AI role: AI-enabled attack - Products: Claude, Claude Code ## Summary Anthropic published a threat report detailing malicious use of Claude models in extortion, North Korean IT schemes, and ransomware creation. The company responded by banning accounts and sharing indicators with authorities. ## What to do No action recorded; read the sources below and the vendor's advisory. ## Latest updates - 2025-08-27: Anthropic Reportedly Identifies AI Misuse in Extortion Campaigns, North Korean IT Schemes, and Ransomware Sales (https://incidentdatabase.ai/cite/1201) ## Sources - 2025-08-27 AI Incident Database: Anthropic Reportedly Identifies AI Misuse in Extortion Campaigns, North Korean IT Schemes, and Ransomware Sales https://incidentdatabase.ai/cite/1201 Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.
Related
- closedClaude Anthropic Report Reveals Claude Misuse in Cyberattacks and Fraud
Breaches & attacks · Exploited · since 23 Apr 2025
AI - closedXanthorox AI Darknet Forum Introduces Xanthorox AI Autonomous Cyberattack Platform
Research · since 7 Apr 2025
AI - closedClaude Anthropic Claude Jailbroken and Used in Mexican Government Data Theft
Breaches & attacks · Real loss · since 1 Dec 2025
AI - closedClaude Anthropic demonstrates AI-assisted vulnerability discovery using Claude
Research · since 27 Oct 2026 · updated 29 Oct 2026
AI - closedClaude Claude Demonstrates Multistage Cyber Attacks on Realistic Ranges
Research · since 20 Oct 2026
AI - closedClaude Fake Web3 Accelerator Uses Malicious npm Packages to Distribute Malware
Breaches & attacks · Exploited · since 19 Oct 2026
AI