General

  • Target

    JaffaCakes118_925191432738c7e459066892ee14e61d

  • Size

    12.4MB

  • Sample

    250108-hz529ayrgy

  • MD5

    925191432738c7e459066892ee14e61d

  • SHA1

    3afef1c1155137cb36561d4b97baffe9bdfe48c2

  • SHA256

    148f0b1c12932ed4c2d31d9e6f92f9d9d4e75bb6226f2d08c9ac3cb372c41c47

  • SHA512

    72b0a4f0c50db39d20ad2f9d2b5c21b601b86cf2aa5b0930e954fa78c086ee15f31dbe7b339ccb3029d555725919f2392d4d4225a141c7cad13e6364b8e8d296

  • SSDEEP

    49152:EkHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_925191432738c7e459066892ee14e61d

    • Size

      12.4MB

    • MD5

      925191432738c7e459066892ee14e61d

    • SHA1

      3afef1c1155137cb36561d4b97baffe9bdfe48c2

    • SHA256

      148f0b1c12932ed4c2d31d9e6f92f9d9d4e75bb6226f2d08c9ac3cb372c41c47

    • SHA512

      72b0a4f0c50db39d20ad2f9d2b5c21b601b86cf2aa5b0930e954fa78c086ee15f31dbe7b339ccb3029d555725919f2392d4d4225a141c7cad13e6364b8e8d296

    • SSDEEP

      49152:EkHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

    • 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