General

  • Target
    de2f8364ba3eec3963be343dbe4483357092b80173664702d0bb9069c8a7da08.exe
  • Size 10.6MB
  • Sample241124-erjmhatkft
  • SHA256 de2f8364ba3eec3963be343dbe4483357092b80173664702d0bb9069c8a7da08
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • defeatwax.ru

  • refabyd.info

Targets

    • Target
      de2f8364ba3eec3963be343dbe4483357092b80173664702d0bb9069c8a7da08.exe
    • Size 10.6MB
    • SHA256 de2f8364ba3eec3963be343dbe4483357092b80173664702d0bb9069c8a7da08
    • MD5 SHA1 SHA512 SSDEEP
    • Tofsee

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

    • Tofsee family

    • 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