General

  • Target

    JaffaCakes118_a18891ac4c86dc5662155b36d349f1d4

  • Size

    13.1MB

  • Sample

    250108-qjtnaa1mcz

  • MD5

    a18891ac4c86dc5662155b36d349f1d4

  • SHA1

    bead486f2e55ddb197c14cbb8d53c9152ae6442e

  • SHA256

    57505cf98c89236e3365f9c9087630b641f32d69d6e7184fe1e5c12093b3d9c0

  • SHA512

    032785a8ff2dac819839617454e8b10312f00202efb289698eeb2ebf9507429b30923e9414c12abcfd2e8862d9bbd3bf2a97590cc816701e5a8dba3ced08d6dc

  • SSDEEP

    393216:4555555555555555555555555555555555555555555555555555555555555557:45555555555555555555555555555557

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_a18891ac4c86dc5662155b36d349f1d4

    • Size

      13.1MB

    • MD5

      a18891ac4c86dc5662155b36d349f1d4

    • SHA1

      bead486f2e55ddb197c14cbb8d53c9152ae6442e

    • SHA256

      57505cf98c89236e3365f9c9087630b641f32d69d6e7184fe1e5c12093b3d9c0

    • SHA512

      032785a8ff2dac819839617454e8b10312f00202efb289698eeb2ebf9507429b30923e9414c12abcfd2e8862d9bbd3bf2a97590cc816701e5a8dba3ced08d6dc

    • SSDEEP

      393216:4555555555555555555555555555555555555555555555555555555555555557:45555555555555555555555555555557

    • 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