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General

  • Target

    JaffaCakes118_7f7464d02f9c3daac364afa9b7f96b97c407dcfdbdcb750a4e118d4a7abf2a30

  • Size

    214KB

  • Sample

    241226-vv8zkasmdn

  • MD5

    ac6e290d0141fe9be72a6379ae438e1c

  • SHA1

    ac6cf2c5fa673887cbef396b0cd1f9fd503bb739

  • SHA256

    7f7464d02f9c3daac364afa9b7f96b97c407dcfdbdcb750a4e118d4a7abf2a30

  • SHA512

    43f7f7afd25cc626e0f8383e4988693d9d19352feb530aabc64a25940462cf3d7b754b93c3e61c3201d2f0dd80e1114f617d5927880456924bf4a79be23b0c6f

  • SSDEEP

    3072:m7Zt0dLUdxVjd6XlJdtHspVFFReJH4xNCL8EQylObFwJDsxkgaBChopZa9uD6Vdu:yt0edxVd6XZavFFRCm9weigaTwVf

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_7f7464d02f9c3daac364afa9b7f96b97c407dcfdbdcb750a4e118d4a7abf2a30

    • Size

      214KB

    • MD5

      ac6e290d0141fe9be72a6379ae438e1c

    • SHA1

      ac6cf2c5fa673887cbef396b0cd1f9fd503bb739

    • SHA256

      7f7464d02f9c3daac364afa9b7f96b97c407dcfdbdcb750a4e118d4a7abf2a30

    • SHA512

      43f7f7afd25cc626e0f8383e4988693d9d19352feb530aabc64a25940462cf3d7b754b93c3e61c3201d2f0dd80e1114f617d5927880456924bf4a79be23b0c6f

    • SSDEEP

      3072:m7Zt0dLUdxVjd6XlJdtHspVFFReJH4xNCL8EQylObFwJDsxkgaBChopZa9uD6Vdu:yt0edxVd6XZavFFRCm9weigaTwVf

    • 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