General

  • Target

    de5f0b876145c3072389c0af52539a06_JaffaCakes118

  • Size

    11.6MB

  • Sample

    241210-yqasra1qbq

  • MD5

    de5f0b876145c3072389c0af52539a06

  • SHA1

    8fcb3d87bdb58c8f5eb5cd5d439fb08c88e19c23

  • SHA256

    fbc03327661ed973c859257eb8ad4941108669c968de30a2ef77af775fe0e960

  • SHA512

    858c78636b4c50791353b11df415e51bb8e3a2da4e2cda94ec2468a611db42ce30c3c3af3fa402825b2010eaad6f982088b293ddcc592726531933a4549092fc

  • SSDEEP

    49152:L88888888888888888888888888888888888888888888888888888888888888T:

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      de5f0b876145c3072389c0af52539a06_JaffaCakes118

    • Size

      11.6MB

    • MD5

      de5f0b876145c3072389c0af52539a06

    • SHA1

      8fcb3d87bdb58c8f5eb5cd5d439fb08c88e19c23

    • SHA256

      fbc03327661ed973c859257eb8ad4941108669c968de30a2ef77af775fe0e960

    • SHA512

      858c78636b4c50791353b11df415e51bb8e3a2da4e2cda94ec2468a611db42ce30c3c3af3fa402825b2010eaad6f982088b293ddcc592726531933a4549092fc

    • SSDEEP

      49152:L88888888888888888888888888888888888888888888888888888888888888T:

    • 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