General

  • Target

    JaffaCakes118_3f292c43499ee4ba98361c0f1b365a33

  • Size

    11.9MB

  • Sample

    241231-3re63syjej

  • MD5

    3f292c43499ee4ba98361c0f1b365a33

  • SHA1

    0d835ff79890f1269674a1c6e25ca3b926bfe726

  • SHA256

    0548cb99d5e3f66650abba816c4a0f2e175eec00a79dbf0d72ad4732f84423cb

  • SHA512

    40f35639e5fd4a398ae5a722e5731747c65293c18e103a0987af86b1bc67bdb0f7f0cba87753a490ea50cfb512afb2c89e32eeb42ab7db97e51f5e753224c2ec

  • SSDEEP

    6144:kU7GjEC3ezR7ba5Kr6zFIKBQG18IAHORqctttttttttttttttttttttttttttttH:kU7nZzRva51z2G18IAHeq

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_3f292c43499ee4ba98361c0f1b365a33

    • Size

      11.9MB

    • MD5

      3f292c43499ee4ba98361c0f1b365a33

    • SHA1

      0d835ff79890f1269674a1c6e25ca3b926bfe726

    • SHA256

      0548cb99d5e3f66650abba816c4a0f2e175eec00a79dbf0d72ad4732f84423cb

    • SHA512

      40f35639e5fd4a398ae5a722e5731747c65293c18e103a0987af86b1bc67bdb0f7f0cba87753a490ea50cfb512afb2c89e32eeb42ab7db97e51f5e753224c2ec

    • SSDEEP

      6144:kU7GjEC3ezR7ba5Kr6zFIKBQG18IAHORqctttttttttttttttttttttttttttttH:kU7nZzRva51z2G18IAHeq

    • 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