General

  • Target

    JaffaCakes118_5be9d4fd9ff1f99c65f794c0f2a1b018

  • Size

    12.7MB

  • Sample

    250107-ltff7awjf1

  • MD5

    5be9d4fd9ff1f99c65f794c0f2a1b018

  • SHA1

    b13d77a02263281833793456086226e32348391f

  • SHA256

    565ff0ed3359ddf31e2d2f1b177e8528b97cef49092344afe3f74f5b27aa776b

  • SHA512

    90889ac38257b73c4a94a6bd514b307497f8d3d073203a7acc6c4ec482818428bbc16ff77a588079572ae67a367e89ecef4f7db68257d442f10073df72d721cb

  • SSDEEP

    49152:tkHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHn:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_5be9d4fd9ff1f99c65f794c0f2a1b018

    • Size

      12.7MB

    • MD5

      5be9d4fd9ff1f99c65f794c0f2a1b018

    • SHA1

      b13d77a02263281833793456086226e32348391f

    • SHA256

      565ff0ed3359ddf31e2d2f1b177e8528b97cef49092344afe3f74f5b27aa776b

    • SHA512

      90889ac38257b73c4a94a6bd514b307497f8d3d073203a7acc6c4ec482818428bbc16ff77a588079572ae67a367e89ecef4f7db68257d442f10073df72d721cb

    • SSDEEP

      49152:tkHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHn:

    • 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