General

  • Target

    JaffaCakes118_bff20a936e3bc424b95a2eee2989f0dc

  • Size

    11.3MB

  • Sample

    250105-1znr3sxmht

  • MD5

    bff20a936e3bc424b95a2eee2989f0dc

  • SHA1

    a6844a289cc3be0c8d6859006066deec2c67d80a

  • SHA256

    c00afb3d9875303bb1ca957e8ef8b5f1d086a614fb9d16d91f4a21fe13189145

  • SHA512

    470e3e5d3def60222b629c94ec543ecfbfe30948fc488a3869bbbadd50c7da81ba24057c10a1911e02c86a346a754671f272309db5022e12a707d56f073be0b2

  • SSDEEP

    6144:09ee3eUmeaedGxyF1t9cj9lxbxaMPaMfh4EfzowLG7:0Ie6TSsyF+jdxacX6kzo4O

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_bff20a936e3bc424b95a2eee2989f0dc

    • Size

      11.3MB

    • MD5

      bff20a936e3bc424b95a2eee2989f0dc

    • SHA1

      a6844a289cc3be0c8d6859006066deec2c67d80a

    • SHA256

      c00afb3d9875303bb1ca957e8ef8b5f1d086a614fb9d16d91f4a21fe13189145

    • SHA512

      470e3e5d3def60222b629c94ec543ecfbfe30948fc488a3869bbbadd50c7da81ba24057c10a1911e02c86a346a754671f272309db5022e12a707d56f073be0b2

    • SSDEEP

      6144:09ee3eUmeaedGxyF1t9cj9lxbxaMPaMfh4EfzowLG7:0Ie6TSsyF+jdxacX6kzo4O

    • 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