General

  • Target
    15955627bb0532349314f9dd256f5625
  • Size 13.6MB
  • Sample231230-maf42sffar
  • SHA256 7d3055e4e20d9b0232ca87992744baeefd6fe0522f8a1b35c82f930f4cd9d9b8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • defeatwax.ru

  • refabyd.info

Targets

    • Target
      15955627bb0532349314f9dd256f5625
    • Size 13.6MB
    • SHA256 7d3055e4e20d9b0232ca87992744baeefd6fe0522f8a1b35c82f930f4cd9d9b8
    • MD5 SHA1 SHA512 SSDEEP
    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks