ATT&CK

Threat actorsMITRE ATT&CK intrusion sets Malware & toolsSoftware families & tooling TechniquesTactics & techniques

ReportsPublished APT reporting SourcesEvery feed behind the archive

Developers

JSON APIFree CORS-enabled endpoints MCP serverModel Context Protocol access Source codeThis project on GitHub

Loading the archive…

Open Threat Intel Archive

Indicators are treated as facts and kept with their source_vendor, source URL, and dates; every feed is credited and redistribution-restricted feeds are flagged, not dropped. ATT&CK content is © MITRE, used under its terms. See NOTICE. The archive reports intelligence; it does not editorialize threat.

Indicators Actors Sources API GitHub

Open Threat Intel Archive

← Malware & tools

S1178malware

ShrinkLocker

ShrinkLocker is a VBS-based malicious script that leverages the legitimate Bitlocker application to encrypt files on victim systems for ransom. ShrinkLocker functions by using Bitlocker to encrypt files, then renames impacted drives to the adversary’s contact email address to facilitate communication for the ransom payment.

Platforms: Windows

MITRE ATT&CK ↗

Linked entities · 21

usesT1124System Time Discovery usesT1491.001Internal Defacement usesT1082System Information Discovery usesT1059.005Visual Basic usesT1059.001PowerShell usesT1112Modify Registry usesT1685.005Clear Windows Event Logs usesT1047Windows Management Instrumentation usesT1102Web Service usesT1486Data Encrypted for Impact usesT1561.002Disk Structure Wipe usesT1041Exfiltration Over C2 Channel usesT1529System Shutdown/Reboot usesT1685Disable or Modify Tools usesT1016System Network Configuration Disc…usesT1686Disable or Modify System Firewall usesT1480Execution Guardrails usesT1070.004File Deletion usesT1485Data Destruction usesT1057Process Discovery usesT1071.001Web Protocols