General

  • Target

    JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92

  • Size

    284KB

  • Sample

    241230-w84sfasrgq

  • MD5

    39aef8a60db843b86b52e8cc53fdcf30

  • SHA1

    87d7ae95420b166e35aad755f8068d124ca25fb2

  • SHA256

    4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92

  • SHA512

    c1416ddabb1564c9d4592a0902c41be83de01d9011cc46773d945c3b43585b7ee089f1804df18397e3425109fe9d3c0afae6894a81d63e4e6e273abb0ab9d430

  • SSDEEP

    6144:uKFbjAXNxyhYZtc5/Tuzbgwu6L7ITsqSigaTwVf:JbjiyCZe5runnn7s

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92

    • Size

      284KB

    • MD5

      39aef8a60db843b86b52e8cc53fdcf30

    • SHA1

      87d7ae95420b166e35aad755f8068d124ca25fb2

    • SHA256

      4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92

    • SHA512

      c1416ddabb1564c9d4592a0902c41be83de01d9011cc46773d945c3b43585b7ee089f1804df18397e3425109fe9d3c0afae6894a81d63e4e6e273abb0ab9d430

    • SSDEEP

      6144:uKFbjAXNxyhYZtc5/Tuzbgwu6L7ITsqSigaTwVf:JbjiyCZe5runnn7s

    • 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