Skip to content

BlackFile

Extortion crew tracked as UNC6671, linked to The Com; uses IT-support vishing for access and runs four extortion brands on shared infrastructure.

Known aliases

  • BlackFile umbrella
  • CL-CRI-1116
  • Pink
  • UNC6671

Current stories

securityConfirmed3 publishers

Storm-3121 callers demand an urgent passkey update to harvest Microsoft 365 session tokens

Microsoft has tracked passkey- and SSO-themed help desk impersonation since May 2026, with the calls steering employees into adversary-in-the-middle proxies and device-code grants that hand over live Microsoft 365 sessions.

Perspective Coverage

3 publishers
Builder
Builder 25%
Operator
Operator 63%
Investor
Investor 12%

Reality

Evidence72
Adoption
Not scored
Hype gap+10
Incentives35
Confidence70
securityOne report1 publisher

BlackFile wears four extortion brands, so your threat feed is counting one actor as several

Google says UNC6671 split its extortion into Redact, Pink, Helix and Falcon on shared infrastructure while still working finance, legal and med tech. It averages 1.5 new victims a day.

Publishers:cyberscoop.com

Reality

Evidence55
Adoption
Not scored
Hype gap+20
Incentives45
Confidence55
securityOne report1 publisher

Both banks Everest named in April traced the breach to a third-party vendor

Intel 471's 18-month sweep of the underground counted 340 financial-sector extortion victims across 74 countries, 159 firms with access for sale and 562 claimed DDoS attacks. The dated intrusions came in through vendors and help-desk calls.

Publishers:intel471.com

Reality

Evidence40
Adoption55
Hype gap+22
Incentives78
Confidence47
leadershipOne report1 publisher

The extortion call now comes from your help desk, and the fix is a procedure you own

Google says the BlackFile crew has targeted dozens of organisations by phoning staff and posing as internal IT. No vendor bug is involved, which puts the remedy on IT leadership.

Publishers:cloud.google.com

Reality

Evidence70
Adoption42
Hype gap+8
Incentives62
Confidence58
leadershipOne report1 publisher

UNC6671 did not retire: four brands, one helpdesk script, and calls to personal phones

Google Threat Intelligence Group says the crew behind BlackFile spread into Redact, Pink, Helix and Falcon while keeping the same vishing route into Microsoft 365 and Okta.

Publishers:cloud.google.com

Reality

Evidence60
Adoption45
Hype gap+8
Incentives62
Confidence55