C3
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.
UNC2628 has also employed F-Secure Labs' Custom Command and Control (C3) framework, deploying relays configured to proxy C2 communications through the Slack API.
Techniques & procedures
1 distinct technique documented for this family, organized by ATT&CK tactic.
Command and Control
1 techniquedeploying relays configured to proxy C2 communications through the Slack API
IOCs tracked for this family
1 indicator attributed across vendor reports, sandbox runs, and researcher write-ups. Full values are available in Mallory.
File hashes (MD5, SHA-1, SHA-256) from samples and reports.
Recent activity
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
C2 framework (released publicly Sept 2019) used to proxy/hide C2 communications; cited as used by UNC2628 to proxy traffic via the Slack API.
C3 is a custom command-and-control framework used by UNC2628 to proxy or obfuscate Cobalt Strike BEACON traffic during DARKSIDE intrusions.
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.