Cthulhu Stealer
Cthulhu Stealer is a macOS-focused infostealer observed in 2024. The provided content describes it as a Go-based Malware-as-a-Service (MaaS) infostealer that steals credentials, cryptocurrency, and game accounts. It is part of the broader surge in macOS-targeted malware seen in 2024, alongside threats such as Atomic Stealer and Poseidon Stealer, reflecting increased attacker interest in Apple systems as macOS adoption grows in enterprise environments. The malware is distributed via fake applications, including lures themed as CleanMyMac and Adobe GenP, and requires users to manually override Gatekeeper warnings to execute it. High-confidence capabilities mentioned in the content are theft of credentials, cryptocurrency-related data, and game accounts. The content does not provide additional specific persistence, exfiltration, or actor-attribution details for this malware.
Hunt this family in your stack
Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.
Groups observed using it
1 distinct threat actor attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.
"Cthulhu Stealer is another popular infostealer sold as MaaS via Telegram, by operators who call themselves 'Cthulhu Team.'"
Recent activity
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Go-based macOS MaaS infostealer that steals credentials, cryptocurrency assets, and gaming accounts; relies on users overriding Gatekeeper warnings.
Named as a macOS-focused stealer threat in the broader rise of macOS malware.
The version that knows your environment.
Match every observed IP, domain, and hash against your live telemetry.
Named campaigns wielding this family, with evidence pinned to each claim.
CVEs this family uses for access and lateral movement.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Every documented technique, ranked by evidence weight.
Reddit, Mastodon, and CTI community discussion around this family.