General

  • Target

    1b7dbf198800af119607b4fd81e60e59_JaffaCakes118

  • Size

    10.5MB

  • Sample

    241007-e49z8awbpq

  • MD5

    1b7dbf198800af119607b4fd81e60e59

  • SHA1

    f68c015bad7ec31ee18d4e097931511f329d59fc

  • SHA256

    4119098cb2c53b1fc2619b83c3eecee5e07dfda7c9e6734fd145721fad15cf65

  • SHA512

    a432c931059746150d0072a212d102352640de6f8e81624b9549e7dd1f3883b14f71c549312af5bf24f0038ba23f43163d43057922cdf0ebb3b28e567ba9c9c9

  • SSDEEP

    6144:frxbJOIoKZyaaUo9t+m7c74mOGjZP6NEpTvBzRxkac1B:jF/ZyaaUk+m7c7ZRiNEpTGa

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      1b7dbf198800af119607b4fd81e60e59_JaffaCakes118

    • Size

      10.5MB

    • MD5

      1b7dbf198800af119607b4fd81e60e59

    • SHA1

      f68c015bad7ec31ee18d4e097931511f329d59fc

    • SHA256

      4119098cb2c53b1fc2619b83c3eecee5e07dfda7c9e6734fd145721fad15cf65

    • SHA512

      a432c931059746150d0072a212d102352640de6f8e81624b9549e7dd1f3883b14f71c549312af5bf24f0038ba23f43163d43057922cdf0ebb3b28e567ba9c9c9

    • SSDEEP

      6144:frxbJOIoKZyaaUo9t+m7c74mOGjZP6NEpTvBzRxkac1B:jF/ZyaaUk+m7c7ZRiNEpTGa

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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