General

  • Target

    f3baa4ed45dc9d0b254f70e6e4b0ac0f_JaffaCakes118

  • Size

    344KB

  • Sample

    240416-schzbaee4v

  • MD5

    f3baa4ed45dc9d0b254f70e6e4b0ac0f

  • SHA1

    b3aa03c4bebf4d65227f54f2cafd1e50daa8aebe

  • SHA256

    16fdbb6f45f722fffffafa455e8c5dd268c895e6b050031f40ab557be5240332

  • SHA512

    13d2af499e0ae5819ced2d9086926dbd73259efa24e64705651899f6f1d730e8ed0b36d3438d4271a9254979f132523a3fb9f0994bb77a2a1d2105618f0bbb4a

  • SSDEEP

    6144:BPhtfImvvB2SRwvGklHadh1jCTz9Up+pcBywGFIutJ1H:BXIuvBPRw+klH+PjCn9UpJBlGO

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      f3baa4ed45dc9d0b254f70e6e4b0ac0f_JaffaCakes118

    • Size

      344KB

    • MD5

      f3baa4ed45dc9d0b254f70e6e4b0ac0f

    • SHA1

      b3aa03c4bebf4d65227f54f2cafd1e50daa8aebe

    • SHA256

      16fdbb6f45f722fffffafa455e8c5dd268c895e6b050031f40ab557be5240332

    • SHA512

      13d2af499e0ae5819ced2d9086926dbd73259efa24e64705651899f6f1d730e8ed0b36d3438d4271a9254979f132523a3fb9f0994bb77a2a1d2105618f0bbb4a

    • SSDEEP

      6144:BPhtfImvvB2SRwvGklHadh1jCTz9Up+pcBywGFIutJ1H:BXIuvBPRw+klH+PjCn9UpJBlGO

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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