Slocker

aliases

Last seen:Mar 17, 2026

Intelligence Profile

Slocker also known as jisut and pigetrl, is a screen locker that is distributed through telegram groups.

Threat Analysis

Slocker is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.

External References

→https://blog.trendmicro.com/trendlabs-security-intelligence/slocker-mobile-ransomware-starts-mimicking-wannacry/

→https://labs.bitdefender.com/2020/05/android-slocker-variant-uses-coronavirus-scare-to-take-android-hostage/

→https://www.bitdefender.com/en-us/blog/labs/android-slocker-variant-uses-coronavirus-scare-to-take-android-hostage

Quick Facts

TypeAPT / Threat Group

Aliases4

Also Known As

JisutSlockerSimple Lockerapk.slocker

External Intelligence

Malpedia: apk.slocker

Research Links

MITRE ATT&CK VirusTotal Google (news) Twitter/X search

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.

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