General

  • Target

    JaffaCakes118_e984c03bb1dd8c4784ade42bb3640c37

  • Size

    10.4MB

  • Sample

    250110-vmkxrsspbm

  • MD5

    e984c03bb1dd8c4784ade42bb3640c37

  • SHA1

    0c43f3df0d87535e8b3ba81344dab7a707a43adc

  • SHA256

    d16f81bd79a1f5205caf07572c804995e43d377ba1fe66e921152373c9dddefe

  • SHA512

    aab9304285cf63541f5f42e530ad24ddadee41054f9186ee8caa9470cae9f0b94df9f9c957b82999d4ead68d9254aff4ad986b04f24679c383dc7c69100500bb

  • SSDEEP

    196608:Exxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxp:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_e984c03bb1dd8c4784ade42bb3640c37

    • Size

      10.4MB

    • MD5

      e984c03bb1dd8c4784ade42bb3640c37

    • SHA1

      0c43f3df0d87535e8b3ba81344dab7a707a43adc

    • SHA256

      d16f81bd79a1f5205caf07572c804995e43d377ba1fe66e921152373c9dddefe

    • SHA512

      aab9304285cf63541f5f42e530ad24ddadee41054f9186ee8caa9470cae9f0b94df9f9c957b82999d4ead68d9254aff4ad986b04f24679c383dc7c69100500bb

    • SSDEEP

      196608:Exxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxp:

    • 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