General

  • Target
    d3bba24a43c02f7e90c13981e0fba6551e414159ab5a8f066cf44803177a5cce
  • Size 166KB
  • Sample240903-l5f7vsvdpc
  • SHA256 d3bba24a43c02f7e90c13981e0fba6551e414159ab5a8f066cf44803177a5cce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • defeatwax.ru

  • refabyd.info

Targets

    • Target
      78ffb37d0d83a6cab5ffda39feca2226b7313e14cf2591742a713cbbf4346ef5
    • Size 11.3MB
    • SHA256 78ffb37d0d83a6cab5ffda39feca2226b7313e14cf2591742a713cbbf4346ef5
    • 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