General

  • Target

    fe71a5cc8c5564f2e1b9e4e63eb48fc5_JaffaCakes118

  • Size

    12.2MB

  • Sample

    240421-e64k8abe81

  • MD5

    fe71a5cc8c5564f2e1b9e4e63eb48fc5

  • SHA1

    ae2f00b7bc2fb6cbfae3622b6031c5bb411e0bc5

  • SHA256

    42ebc1e3ce246575703ca88ab049be62f7a729ac743f5f9e6a45e68d04fec38a

  • SHA512

    fda1dcb122f442540741567cd4b4c8b452648742df2701494c88c6a296d878a900b7dc65831f4497fe95acf48567b71d1248e23aabc6bc45aef3614fc075a3c4

  • SSDEEP

    393216:Muuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu:

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      fe71a5cc8c5564f2e1b9e4e63eb48fc5_JaffaCakes118

    • Size

      12.2MB

    • MD5

      fe71a5cc8c5564f2e1b9e4e63eb48fc5

    • SHA1

      ae2f00b7bc2fb6cbfae3622b6031c5bb411e0bc5

    • SHA256

      42ebc1e3ce246575703ca88ab049be62f7a729ac743f5f9e6a45e68d04fec38a

    • SHA512

      fda1dcb122f442540741567cd4b4c8b452648742df2701494c88c6a296d878a900b7dc65831f4497fe95acf48567b71d1248e23aabc6bc45aef3614fc075a3c4

    • SSDEEP

      393216:Muuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu:

    • 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