AI as tradecraft: How threat actors operationalize AI
2026-03-07T02:52:18Z•db1f2a6a64737808d51cfeb449464d30260736bdcbb1e4ddfd05ad5808c2adc4
ai-enabled-threatsaitm-phishingautonomous-defensecoral-sleetdeveloper-supply-chainjasper-sleetllm-data-exfiltrationmalicious-browser-extensionsmicrosoft-dcunextjsnorth-korean-actorsoauth-redirection-abusephishing-as-a-servicerce-to-c2rmm-backdoorsecurity-operationssigned-malwarestolen-ev-certificatethreat-modelingtycoon2fa
What happened
Microsoft Security Blog roundup (Feb–Mar 2026) highlights a surge in automated and AI-enabled threat tradecraft and several large-scale campaigns. Key incidents include malicious AI browser extensions harvesting LLM chat histories (≈900k installs, impacts across >20k enterprise tenants); Tycoon2FA AiTM phishing-as-a-service operations reaching hundreds of thousands of organizations monthly and subsequently disrupted by law enforcement; signed malware using a stolen EV certificate to deploy legitimate RMM tools as persistent backdoors; OAuth redirection abuse used as a phishing/malware delivery
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- microsoft_security_blog
- Record identifier
- db1f2a6a64737808d51cfeb449464d30260736bdcbb1e4ddfd05ad5808c2adc4
- Enrichment time
- 2026-03-07T02:52:18Z
- AI-assisted enrichment
- Yes
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