General

  • Target

    JaffaCakes118_4cdc93147bb55ed9dac436b38de5a8fe

  • Size

    11.8MB

  • Sample

    250101-jnss8a1qfj

  • MD5

    4cdc93147bb55ed9dac436b38de5a8fe

  • SHA1

    6c46c60153d0383a10c215ac620f915e9d28779d

  • SHA256

    f7c6f0e23614caa687edfba30db9617ba7fb0c970a6c5da20869028f49ca8277

  • SHA512

    23b3fd888b1ed64cd9e4d317baffe0de88ada725299a4c3c234235e72c6e80c241fe9a12b3ec1d1dacfd06f3b025dafbdf7e17e9029a9c1611f2a74f67f7dec3

  • SSDEEP

    196608:bXPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPf:b

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_4cdc93147bb55ed9dac436b38de5a8fe

    • Size

      11.8MB

    • MD5

      4cdc93147bb55ed9dac436b38de5a8fe

    • SHA1

      6c46c60153d0383a10c215ac620f915e9d28779d

    • SHA256

      f7c6f0e23614caa687edfba30db9617ba7fb0c970a6c5da20869028f49ca8277

    • SHA512

      23b3fd888b1ed64cd9e4d317baffe0de88ada725299a4c3c234235e72c6e80c241fe9a12b3ec1d1dacfd06f3b025dafbdf7e17e9029a9c1611f2a74f67f7dec3

    • SSDEEP

      196608:bXPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPf:b

    • 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