{
 "public_id": "AIR-2026-0224",
 "incident_id": "2026-09-google-gtig-multiagent-credential-harvest",
 "date_disclosed": "2026-09-08",
 "date_occurred": null,
 "title": "GTIG Q3 2026 tracker: a financially motivated actor used an AI coding chatbot and an autonomous multi-agent framework to build and run a mass credential-harvesting campaign in under six hours",
 "class": "in_the_wild",
 "attack_surface": "agent_framework",
 "initial_vector": "autonomous_multi_agent_vulnerability_scanning",
 "agent_capability_abused": [
  "autonomous_scanning",
  "credential_harvesting",
  "real_time_troubleshooting",
  "ip_rotation",
  "markdown_agent_instructions"
 ],
 "target_product": "AI coding chatbot plus multi-agent attack framework (unnamed)",
 "target_vendor": null,
 "autonomy_level": "fully_autonomous",
 "impact_realized": true,
 "impact_type": [
  "credential_theft",
  "unauthorized_access"
 ],
 "blast_radius": "thousands of third-party credentials compromised; the actor operated from compromised victim cloud infrastructure to route traffic through legitimate IP addresses",
 "cve": [],
 "taxonomy": {
  "owasp_asi": [
   "ASI03"
  ],
  "mitre_atlas": [],
  "labels": [
   "agentic_offense",
   "credential_harvesting",
   "markdown_playbooks",
   "mandiant",
   "machine_speed_offense"
  ]
 },
 "defense_present": null,
 "defense_bypassed": false,
 "fix_shipped": null,
 "primary_sources": [
  "https://cloud.google.com/blog/topics/threat-intelligence/from-prompting-to-autonomy-the-evolution-of-adversarial-ai",
  "https://thehackernews.com/2026/09/autonomous-ai-agents-compromise.html",
  "https://www.helpnetsecurity.com/2026/09/08/ai-agents-cyberattacks-automation-google-research/"
 ],
 "verified_quote": "The threat actor leveraged an AI coding chatbot, a prompt, and a set of agent instructions to plan, build, and execute a mass credential harvesting campaign in less than six hours.",
 "confidence": "high",
 "notes": "Google Threat Intelligence Group Q3 2026 AI Threat Tracker 'From Prompting to Autonomy' (2026-09-08), Mandiant Q2 2026 investigation; the Google blog is the primary source of record. The actor deployed an autonomous multi-agent framework on compromised cloud infrastructure using preconfigured markdown instruction sets as operational playbooks. Treated as a distinct observation from the exposed 'Recon' C2 server (separate record 2026-09-google-gtig-recon-c2-secrets): the source presents them as two separate observations and does not attribute them to the same actor.",
 "risk_category": "security_fraud",
 "risk_secondary": [],
 "risk_subcategory": "Credential & Secret Theft",
 "risk_sub_secondary": [
  "Unauthorized Access & Account Takeover",
  "Multi-agent contagion"
 ],
 "ai_entity": "generative",
 "agency": "agent_acted",
 "agency_debatable": false,
 "agency_reason": "a multi-agent framework autonomously scanned, harvested credentials and rotated IPs within six hours",
 "vector_family": "other",
 "vector_detail": "autonomous_multi_agent_vulnerability_scanning",
 "guardrail_kind": [
  "unknown"
 ],
 "guardrail_outcome": "silent",
 "xrefs": {
  "aiid": [],
  "atlas": [],
  "cve": [],
  "ghsa": []
 },
 "primary_asi": "ASI03",
 "agent_framework": "unknown",
 "model_provider": "unknown",
 "model_name": "",
 "detection_mechanism": "vendor_disclosure",
 "tool_access": "unknown",
 "financial_loss_band": "unknown",
 "eai_category": "credential_theft",
 "eai_domain": "access_control_and_permissions",
 "eai_secondary": [
  "privilege_escalation"
 ],
 "eai_reason": "subcategory: Credential & Secret Theft",
 "asi_curated": [],
 "asi_scope": "in_scope",
 "asi_provenance": "rule",
 "asi_reason": "ASI03 (eai_category=credential_theft)",
 "submitted_by": "EAI Internal"
}