CallMe

Malware type

trojan

Family

Malware family

Operating systems

macos

Profile updated

2026-07-07 13:18:48

Targeted industries: government-and-public-sector technology-and-telecommunications

Context

CallMe is a Trojan designed to run on Apple OSX. It is based on a publicly available tool called Tiny SHell.

Detection coverage

• 87 Sigma rules

Malware & tools used

• Ingress Tool Transfer (attack-pattern)
• Symmetric Cryptography (attack-pattern)
• Unix Shell (attack-pattern)
• Exfiltration Over C2 Channel (attack-pattern)

Used by threat actors

• Scarlet Mimic (threat-actor)

Reports & references

• researchcenter.paloaltonetworks.com — Scarlet Mimic Years Long Espionage Targets Minority Activists (report)
• MITRE ATT&CK — S0077 (report)

External references

• mitre-attack — S0077
• Scarlet Mimic Jan 2016
• misp-galaxy
• misp-galaxy