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UNC6671

Unknown Dormant
Mentions
1
First seen
15 May 2026
Last seen
15 May 2026

Relevant to you · Relevant

Threat focus:
ransomwarephishing / bec

Origin

Unattributed

Profile

UNC6671 is a threat actor associated with the vishing-based extortion operation BlackFile. It uses voice phishing to extort victims. No further details on targeted sectors, regions, or malware are currently available.

Affected vendors

MicrosoftOkta

Activity (8 weeks)

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Recent activity

ESC