General

  • Target

    JaffaCakes118_4ed52beb87115613314a21d52638e6fb

  • Size

    13.2MB

  • Sample

    250107-fl4adsvpes

  • MD5

    4ed52beb87115613314a21d52638e6fb

  • SHA1

    f85427d24582cf1a66606d171f6718d93b141546

  • SHA256

    60e01eabbc05e7a80be2f23ad0902b0598f433ac3bfd06e0371429893ceb57ea

  • SHA512

    fcd09c63032cba0d290ebef76830f095e84ccb4671dd53e4423cfcbba1fe0945e00f91b00c68b135591768937c520e71acad14dc3a06492de0208c17dd9b0db9

  • SSDEEP

    49152:MIc6CLNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN3:1c6C

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      JaffaCakes118_4ed52beb87115613314a21d52638e6fb

    • Size

      13.2MB

    • MD5

      4ed52beb87115613314a21d52638e6fb

    • SHA1

      f85427d24582cf1a66606d171f6718d93b141546

    • SHA256

      60e01eabbc05e7a80be2f23ad0902b0598f433ac3bfd06e0371429893ceb57ea

    • SHA512

      fcd09c63032cba0d290ebef76830f095e84ccb4671dd53e4423cfcbba1fe0945e00f91b00c68b135591768937c520e71acad14dc3a06492de0208c17dd9b0db9

    • SSDEEP

      49152:MIc6CLNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN3:1c6C

    • 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