General

  • Target

    JaffaCakes118_46912015f4e217c84f81982305c8c6d5

  • Size

    13.5MB

  • Sample

    250101-epnhnswqdj

  • MD5

    46912015f4e217c84f81982305c8c6d5

  • SHA1

    ba7ccd3f4668126eed2a609eb6ac489e9893b78a

  • SHA256

    29b0f91a35ae86daabb6e62bde864cf514549d1d3e9f0fa453521fccd389d51e

  • SHA512

    83900686d98969d7a00a1b78a3e1f7aeba2b95d8f931f412787a03fd32d87dfbfeb1d0506b2a2190254b0fa88e235264e58374b353d0a5c68f0c299f7782b17e

  • SSDEEP

    49152:fyzapZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZx:fC

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_46912015f4e217c84f81982305c8c6d5

    • Size

      13.5MB

    • MD5

      46912015f4e217c84f81982305c8c6d5

    • SHA1

      ba7ccd3f4668126eed2a609eb6ac489e9893b78a

    • SHA256

      29b0f91a35ae86daabb6e62bde864cf514549d1d3e9f0fa453521fccd389d51e

    • SHA512

      83900686d98969d7a00a1b78a3e1f7aeba2b95d8f931f412787a03fd32d87dfbfeb1d0506b2a2190254b0fa88e235264e58374b353d0a5c68f0c299f7782b17e

    • SSDEEP

      49152:fyzapZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZx:fC

    • 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