General

  • Target

    JaffaCakes118_641305c8da92fc65607cb1fa662e20e76051d4e5718b951dac76fe9f1952fd64

  • Size

    327KB

  • Sample

    241225-em8qtsxlfw

  • MD5

    183b564ef508bf5b3575f43329997ce9

  • SHA1

    5d0daf1744b511f140f8f90c7b60703f4e8ed8e2

  • SHA256

    641305c8da92fc65607cb1fa662e20e76051d4e5718b951dac76fe9f1952fd64

  • SHA512

    4a181d1b55956cf24330b634481e15cdff6c9257ca977c2ee98cb1c47dad2f8e9eed7f1dcac7a97bc321a3fdc0cdefacccffc590588516bdc681444da4e58c9c

  • SSDEEP

    6144:wA6pBYkTkm2Uaq3eA+OuVRok7hjl1vcOa0:GpRTkmBaSeA+poyp7

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_641305c8da92fc65607cb1fa662e20e76051d4e5718b951dac76fe9f1952fd64

    • Size

      327KB

    • MD5

      183b564ef508bf5b3575f43329997ce9

    • SHA1

      5d0daf1744b511f140f8f90c7b60703f4e8ed8e2

    • SHA256

      641305c8da92fc65607cb1fa662e20e76051d4e5718b951dac76fe9f1952fd64

    • SHA512

      4a181d1b55956cf24330b634481e15cdff6c9257ca977c2ee98cb1c47dad2f8e9eed7f1dcac7a97bc321a3fdc0cdefacccffc590588516bdc681444da4e58c9c

    • SSDEEP

      6144:wA6pBYkTkm2Uaq3eA+OuVRok7hjl1vcOa0:GpRTkmBaSeA+poyp7

    • 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