General

  • Target
    0cde7523f9306133e846dbc71e48eede
  • Size 11.5MB
  • Sample231230-dybd2aebb4
  • SHA256 203694f0c55e49f55c8b4d536ad636057b08134ac4af3236b9037ca5dd390cfb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • defeatwax.ru

  • refabyd.info

Targets

    • Target
      0cde7523f9306133e846dbc71e48eede
    • Size 11.5MB
    • SHA256 203694f0c55e49f55c8b4d536ad636057b08134ac4af3236b9037ca5dd390cfb
    • 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