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interlock

Known ransomware group
Dormant / low-volume

Interlock is a ransomware operation active since 2024 that targets both Windows and FreeBSD/Linux systems, notable for using fake browser-update lures and "ClickFix" social engineering for initial access. It has struck healthcare and critical-infrastructure organizations.

1

Total Claims

1

Critical

Records Claimed

1

Industries Hit

Active span: May 11, 2026 – May 11, 2026 · 1 organizations targeted

Dormant / low-volume
Activity 1.9 Severity 10.0 Sectors 2.3 Tooling 2.2

Actor Threat Profile

Activity Timeline

Peak: May 2026 (1)
May 2026
LessMore
May 2026

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Top Targeted Industries

Healthcare 1

Tradecraft & Infrastructure

11

Documented tools

0 / 0

MITRE tactics / techniques

2

Known leak sites

DefenseEvasionDiscoveryEnumExfiltrationLOLBASNetworkingOffsecRMM-Tools
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Targeted Organizations

Claims by interlock

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