General

  • Target

    f9496c106987b667046b3895dea478e6_JaffaCakes118

  • Size

    13.0MB

  • Sample

    240419-cq46psfb4s

  • MD5

    f9496c106987b667046b3895dea478e6

  • SHA1

    569bf8c79ad8488eb03343929118a52a223f8296

  • SHA256

    ea8ca76b2aef52390b22087b4535723f4f11f82911bd78a7ed1bd6cfbdd46d8b

  • SHA512

    8ef9534565f25f5a84a37fbd4af6ee94a0d4c643b3c80481818d07645c2d4f632a325e05ae2156b118fc2315431057a988d39055ad5e2121b0fefaa1a1556f70

  • SSDEEP

    12288:3l5qOcvT9o+egMU+HoWfprc0sssssssssssssssssssssssssssssssssssssss:xcvT9ofeqrc

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f9496c106987b667046b3895dea478e6_JaffaCakes118

    • Size

      13.0MB

    • MD5

      f9496c106987b667046b3895dea478e6

    • SHA1

      569bf8c79ad8488eb03343929118a52a223f8296

    • SHA256

      ea8ca76b2aef52390b22087b4535723f4f11f82911bd78a7ed1bd6cfbdd46d8b

    • SHA512

      8ef9534565f25f5a84a37fbd4af6ee94a0d4c643b3c80481818d07645c2d4f632a325e05ae2156b118fc2315431057a988d39055ad5e2121b0fefaa1a1556f70

    • SSDEEP

      12288:3l5qOcvT9o+egMU+HoWfprc0sssssssssssssssssssssssssssssssssssssss:xcvT9ofeqrc

    • 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