General

  • Target

    f738ea71fba2f31d93643ceea356012b_JaffaCakes118

  • Size

    14.2MB

  • Sample

    240418-engnqsae23

  • MD5

    f738ea71fba2f31d93643ceea356012b

  • SHA1

    c2e376f784dc822841847b899564ec54ed76731c

  • SHA256

    8fef051011edd55ad9fc409b8c219c0163ad76e51ccf7de04af425e3c65bcf26

  • SHA512

    abd78b9573b6a8dbe7e02fd4ee984eb1a8c4c0c5b8db3997f766e44c52621ab2a54608a0a75754eaa969237704828aa157f7da1eaa2c2cc7ce1c59e8d9edc9b3

  • SSDEEP

    196608:wOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOz:

Malware Config

Extracted

Family

tofsee

C2

quadoil.ru

lakeflex.ru

Targets

    • Target

      f738ea71fba2f31d93643ceea356012b_JaffaCakes118

    • Size

      14.2MB

    • MD5

      f738ea71fba2f31d93643ceea356012b

    • SHA1

      c2e376f784dc822841847b899564ec54ed76731c

    • SHA256

      8fef051011edd55ad9fc409b8c219c0163ad76e51ccf7de04af425e3c65bcf26

    • SHA512

      abd78b9573b6a8dbe7e02fd4ee984eb1a8c4c0c5b8db3997f766e44c52621ab2a54608a0a75754eaa969237704828aa157f7da1eaa2c2cc7ce1c59e8d9edc9b3

    • SSDEEP

      196608:wOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOz:

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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