General

  • Target

    JaffaCakes118_b40f20aabb552499cf84c49b51d331125f2ac81fea0388c928ab47a1ab206a00

  • Size

    188KB

  • Sample

    241223-ra56ds1pcy

  • MD5

    b902bbf8979f1a374cf1bac4e0be9767

  • SHA1

    01f9cdfc71e798acdab741c4b702abdbc4561348

  • SHA256

    b40f20aabb552499cf84c49b51d331125f2ac81fea0388c928ab47a1ab206a00

  • SHA512

    0edd6331d158f267ae081e075b3256c600655c9b0afd6c669baa1a8b72a5b51fc54567ca4911c6fb60c715588717590fe8d6c0a0e311e15b4bdf1184c3f68784

  • SSDEEP

    3072:x17s49QB1NQWpUsMYvHaa9wLMZHHtpZa9uD6Vdyhkf:x59QB1NQWp1bH2MBtwVf

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_b40f20aabb552499cf84c49b51d331125f2ac81fea0388c928ab47a1ab206a00

    • Size

      188KB

    • MD5

      b902bbf8979f1a374cf1bac4e0be9767

    • SHA1

      01f9cdfc71e798acdab741c4b702abdbc4561348

    • SHA256

      b40f20aabb552499cf84c49b51d331125f2ac81fea0388c928ab47a1ab206a00

    • SHA512

      0edd6331d158f267ae081e075b3256c600655c9b0afd6c669baa1a8b72a5b51fc54567ca4911c6fb60c715588717590fe8d6c0a0e311e15b4bdf1184c3f68784

    • SSDEEP

      3072:x17s49QB1NQWpUsMYvHaa9wLMZHHtpZa9uD6Vdyhkf:x59QB1NQWp1bH2MBtwVf

    • 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