Interlock
Interlock is a ransomware group first observed in September 2024 that targets critical infrastructure sectors including healthcare, government, education, and technology across North America and Europe using double-extortion, with 57+ claimed victims including a major US dialysis provider exposing over two million patient records.
Threat level
HIGH
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Tactics, Techniques & Procedures (TTPs)
DefenseEvasion
- ProcessHacker
- ThreatFire System Monitor driver (BYOVD)
DiscoveryEnum
- Advanced Port Scanner
- Azure Storage Explorer
Exfiltration
- AZCopy
- WinSCP
LOLBAS
- PsExec
Networking
- PuTTY
Offsec
- Cobalt Strike
RMM-Tools
- AnyDesk
- ScreenConnect
Indicators of Compromise (IOCs)
IP addresses
3- 23.95.182.59
- 195.201.21.34
- 159.223.46.184
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Known infrastructure
The following Tor hidden services have been associated with this group:
InterlockInterlock
These sites are malicious. Open them only from an isolated environment.
Check if you’re affected
Look up your domain to see whether it appears on Interlock’s victim list.
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