General

  • Target

    JaffaCakes118_a7b1979a9d23174072159196b0d7d59e

  • Size

    12.7MB

  • Sample

    250108-x47h7szmes

  • MD5

    a7b1979a9d23174072159196b0d7d59e

  • SHA1

    61542cb936f2425ca569b83fece1d067c3964be2

  • SHA256

    dd004c9c9d7d599f8c58d4b23d7f3e11a1c747d9b20569ead3d4927af9314b76

  • SHA512

    0675eeb8f7d14e6cf4b869f08866ec6aaa599c2503ab53e0b1f21790049eabb1a6c64edc5013ff9ad612db09c0173538e36906c8925b774f0c8001ba5f35c3f5

  • SSDEEP

    49152:TP1IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_a7b1979a9d23174072159196b0d7d59e

    • Size

      12.7MB

    • MD5

      a7b1979a9d23174072159196b0d7d59e

    • SHA1

      61542cb936f2425ca569b83fece1d067c3964be2

    • SHA256

      dd004c9c9d7d599f8c58d4b23d7f3e11a1c747d9b20569ead3d4927af9314b76

    • SHA512

      0675eeb8f7d14e6cf4b869f08866ec6aaa599c2503ab53e0b1f21790049eabb1a6c64edc5013ff9ad612db09c0173538e36906c8925b774f0c8001ba5f35c3f5

    • SSDEEP

      49152:TP1IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII:

    • 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