General

  • Target

    JaffaCakes118_6cc1eb3c70bac773f7e614183c058a1b

  • Size

    13.8MB

  • Sample

    250107-tqjnfazpeq

  • MD5

    6cc1eb3c70bac773f7e614183c058a1b

  • SHA1

    63062b6908128385f388d5a9a88e2adade621b19

  • SHA256

    f1c3904f17a45e3329987e5f2c0e1ac8e355d58a09a9132158657767a08848f1

  • SHA512

    c3dfc2421e85f281576d2840f26e34f84f5cd75d84f1ee34654116fc7b2d190dbf846319daf63ce0284c64bf9da7d0e61291d19a5d2b14bdc6dee6b80a333e1c

  • SSDEEP

    6144:XNvMXNc7x72uNJFeTgkYIvpjkHp2e7z+/uyAmMGwDkqyyyyyyyyyyyyyyyyyyyyW:XNvM9i7fNJFeTgk9BjkHp2Euu1mr

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      JaffaCakes118_6cc1eb3c70bac773f7e614183c058a1b

    • Size

      13.8MB

    • MD5

      6cc1eb3c70bac773f7e614183c058a1b

    • SHA1

      63062b6908128385f388d5a9a88e2adade621b19

    • SHA256

      f1c3904f17a45e3329987e5f2c0e1ac8e355d58a09a9132158657767a08848f1

    • SHA512

      c3dfc2421e85f281576d2840f26e34f84f5cd75d84f1ee34654116fc7b2d190dbf846319daf63ce0284c64bf9da7d0e61291d19a5d2b14bdc6dee6b80a333e1c

    • SSDEEP

      6144:XNvMXNc7x72uNJFeTgkYIvpjkHp2e7z+/uyAmMGwDkqyyyyyyyyyyyyyyyyyyyyW:XNvM9i7fNJFeTgk9BjkHp2Euu1mr

    • 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