MIGLOGCLEANER
MIGLOGCLEANER is an ELF log-wiping utility for Linux and Unix-based systems. The provided content states it can wipe logs or remove certain strings from logs, and that it has been publicly available on GitHub. It was observed in use by UNC2891 as part of a broader Linux/Unix/Solaris-focused toolkit associated with stealthy post-compromise operations and financial fraud activity, including attacks against ATM switching and related infrastructure. In reporting cited in the content, MIGLOGCLEANER is also referenced as LOGBLEACH/MIGLOGCLEANER, indicating it functions as a log cleaner/wiper used to reduce forensic visibility after intrusion. No specific standalone indicators of compromise for MIGLOGCLEANER are provided in the content.
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Groups observed using it
1 distinct threat actor attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.
MIGLOGCLEANER is another ELF utility that wipes logs or remove certain strings from logs on Linux and Unix based systems.
Techniques & procedures
5 distinct techniques documented for this family, organized by ATT&CK tactic.
Stealth
4 techniques"UNC2891 deployed a range of custom malware, including CAKETAP (a Solaris/Linux rootkit)... attackers maintained undetected access for years"
"WIPERIGHT...clears specific log entries...remove entries...lastlog, utmp/utmpx, wtmp/wtmpx, and pacct logs" and "MIGLOGCLEANER...wipes logs or remove certain strings from logs"
Command and Control
1 techniqueMITRE list: "T1105:Ingress Tool Transfer" and description of deploying multiple utilities/toolkit components.
Recent activity
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
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.