General

  • Target

    JaffaCakes118_abf95487064c4fb6b6c0e05e99a9dd70eccc3bb16d83942f43327c077d02090a

  • Size

    337KB

  • Sample

    241230-v9q3as1pdj

  • MD5

    d6776b98162419c267c5c4f8bf95ef8b

  • SHA1

    cad3f3d2153d960148239f9ce9bebbb1d364a391

  • SHA256

    abf95487064c4fb6b6c0e05e99a9dd70eccc3bb16d83942f43327c077d02090a

  • SHA512

    1ed3405323520fc4a83339e7df35fa708c26a9bd9c8684864ce95317755d61ad7420b01c94802b4bdda42addb0bfafcaa5fa1738cb735ba934c4e330ccd43789

  • SSDEEP

    6144:SCfwTAbCJYL0eE0BWN3RnzWwXy0bnQjEL81Nrv:SCfoAV0eDBq3RnzWwXyhZX

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_abf95487064c4fb6b6c0e05e99a9dd70eccc3bb16d83942f43327c077d02090a

    • Size

      337KB

    • MD5

      d6776b98162419c267c5c4f8bf95ef8b

    • SHA1

      cad3f3d2153d960148239f9ce9bebbb1d364a391

    • SHA256

      abf95487064c4fb6b6c0e05e99a9dd70eccc3bb16d83942f43327c077d02090a

    • SHA512

      1ed3405323520fc4a83339e7df35fa708c26a9bd9c8684864ce95317755d61ad7420b01c94802b4bdda42addb0bfafcaa5fa1738cb735ba934c4e330ccd43789

    • SSDEEP

      6144:SCfwTAbCJYL0eE0BWN3RnzWwXy0bnQjEL81Nrv:SCfoAV0eDBq3RnzWwXyhZX

    • 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