General

  • Target

    ff827ff08c5a827f4031097b116fb3fc_JaffaCakes118

  • Size

    14.4MB

  • Sample

    240929-3mfxtazfnb

  • MD5

    ff827ff08c5a827f4031097b116fb3fc

  • SHA1

    92137fc5964f93777ac2d22ab35cf89a59919616

  • SHA256

    83513d4b9266cea1afd40e52eac3b8799a4a74480621fa0fb2471c3053c0838c

  • SHA512

    f640dee3a5ea5514ad0853f54f5df86f0b3dfe22b245c04ac9c3fb8d3287aa9b9ad7abe6f42d8b8e1708dc21734220f695c576adb447e29fcffe918793649486

  • SSDEEP

    98304:ejDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDj:

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      ff827ff08c5a827f4031097b116fb3fc_JaffaCakes118

    • Size

      14.4MB

    • MD5

      ff827ff08c5a827f4031097b116fb3fc

    • SHA1

      92137fc5964f93777ac2d22ab35cf89a59919616

    • SHA256

      83513d4b9266cea1afd40e52eac3b8799a4a74480621fa0fb2471c3053c0838c

    • SHA512

      f640dee3a5ea5514ad0853f54f5df86f0b3dfe22b245c04ac9c3fb8d3287aa9b9ad7abe6f42d8b8e1708dc21734220f695c576adb447e29fcffe918793649486

    • SSDEEP

      98304:ejDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDj:

    • 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