General

  • Target

    JaffaCakes118_9fef4ad49864c299d79389bd707f11c7629917e383154518fd46cb28e6809f8a

  • Size

    332KB

  • Sample

    241225-c7xsysvqen

  • MD5

    5b00d589baefadac0c52421428116f82

  • SHA1

    adedf80020d95172b77e961aec1b6a135f0cb124

  • SHA256

    9fef4ad49864c299d79389bd707f11c7629917e383154518fd46cb28e6809f8a

  • SHA512

    4e92cd23597bf96e5fabc5d826cb9ca4fa0a826d6c44f7c20d71e0682d666c6ed9612a2936bc15f42de88f46d71af2ecf092eef0a3b8fe62b76180eab326f3b3

  • SSDEEP

    6144:coVdMvx4jPA3HBNg6MZ9wdNs+8rDwzC5LxQEiD7VizfvBhh:9X0+jPoa6MZ9wdNs++czC5mLgzXBh

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_9fef4ad49864c299d79389bd707f11c7629917e383154518fd46cb28e6809f8a

    • Size

      332KB

    • MD5

      5b00d589baefadac0c52421428116f82

    • SHA1

      adedf80020d95172b77e961aec1b6a135f0cb124

    • SHA256

      9fef4ad49864c299d79389bd707f11c7629917e383154518fd46cb28e6809f8a

    • SHA512

      4e92cd23597bf96e5fabc5d826cb9ca4fa0a826d6c44f7c20d71e0682d666c6ed9612a2936bc15f42de88f46d71af2ecf092eef0a3b8fe62b76180eab326f3b3

    • SSDEEP

      6144:coVdMvx4jPA3HBNg6MZ9wdNs+8rDwzC5LxQEiD7VizfvBhh:9X0+jPoa6MZ9wdNs++czC5mLgzXBh

    • 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