General

  • Target

    JaffaCakes118_573a11410343b2658d1db7646acc75c9

  • Size

    12.9MB

  • Sample

    250107-j1yj8stpgr

  • MD5

    573a11410343b2658d1db7646acc75c9

  • SHA1

    1246e32ff4fe1533154937310692f0e8bce0e29d

  • SHA256

    b02cf0f673dc10cbbfff3f277c2276aeb6b35582adfda30067e558e6f645aa47

  • SHA512

    2f233a03cf667a1c4b3e7aa2d78594f68f430bddf0fcaac5dacef484452707bc7802802141bfd9cc96ca2380d9ad1ea3c9389960074c74ceb62dd1f33236f4c8

  • SSDEEP

    49152:ukHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_573a11410343b2658d1db7646acc75c9

    • Size

      12.9MB

    • MD5

      573a11410343b2658d1db7646acc75c9

    • SHA1

      1246e32ff4fe1533154937310692f0e8bce0e29d

    • SHA256

      b02cf0f673dc10cbbfff3f277c2276aeb6b35582adfda30067e558e6f645aa47

    • SHA512

      2f233a03cf667a1c4b3e7aa2d78594f68f430bddf0fcaac5dacef484452707bc7802802141bfd9cc96ca2380d9ad1ea3c9389960074c74ceb62dd1f33236f4c8

    • SSDEEP

      49152:ukHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

    • 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