General

  • Target

    JaffaCakes118_98a711617a2ec118caeb49fadc1e28e233e556d5ab21d39def5f7219fb50ddf3

  • Size

    160KB

  • Sample

    241229-lfy2daykct

  • MD5

    7bb2733e97ba152441a12ce8af74aaed

  • SHA1

    24909286b6b30a7eacf9ea85d801025758c2855c

  • SHA256

    98a711617a2ec118caeb49fadc1e28e233e556d5ab21d39def5f7219fb50ddf3

  • SHA512

    e3169bac012d03ef8f7b40646c77e5298f8977ed3dd87f320c43e0b75f709c6f461216ca85e644cc1d7f3d3aa4dd4fdf0853cbcd0aa05f2730b1e71561db7dbc

  • SSDEEP

    1536:fae1yygZJ4PWKemQPvB450xEmnVGgkwyYsZSn/wnmwophe6e2SohlD222CHRPARx:a1AuRzSdDYsI/wnrsBSohN21CH9ARo2

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_98a711617a2ec118caeb49fadc1e28e233e556d5ab21d39def5f7219fb50ddf3

    • Size

      160KB

    • MD5

      7bb2733e97ba152441a12ce8af74aaed

    • SHA1

      24909286b6b30a7eacf9ea85d801025758c2855c

    • SHA256

      98a711617a2ec118caeb49fadc1e28e233e556d5ab21d39def5f7219fb50ddf3

    • SHA512

      e3169bac012d03ef8f7b40646c77e5298f8977ed3dd87f320c43e0b75f709c6f461216ca85e644cc1d7f3d3aa4dd4fdf0853cbcd0aa05f2730b1e71561db7dbc

    • SSDEEP

      1536:fae1yygZJ4PWKemQPvB450xEmnVGgkwyYsZSn/wnmwophe6e2SohlD222CHRPARx:a1AuRzSdDYsI/wnrsBSohN21CH9ARo2

    • 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