General

  • Target

    f1b843cc2d7e3ff9331102932f909119_JaffaCakes118

  • Size

    14.5MB

  • Sample

    240415-xwh6msga9y

  • MD5

    f1b843cc2d7e3ff9331102932f909119

  • SHA1

    89981f7f7f6145380929ec8a16a24a0e7d5620d1

  • SHA256

    3f6b6baa3603a5cbe9eea30bc37a5cd7b17132926cc057b947acf6fdd0c01635

  • SHA512

    f414671e71039a0d369d6e113511a412fa2a13115078ed07790dfaee16a4149a1775de478b16bf2742a9218bbd348f200b92bfbb4dbb4bb8cb3b975142ff8096

  • SSDEEP

    24576:tEqa7lYB5DHlommmm2mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmW:tVl5

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      f1b843cc2d7e3ff9331102932f909119_JaffaCakes118

    • Size

      14.5MB

    • MD5

      f1b843cc2d7e3ff9331102932f909119

    • SHA1

      89981f7f7f6145380929ec8a16a24a0e7d5620d1

    • SHA256

      3f6b6baa3603a5cbe9eea30bc37a5cd7b17132926cc057b947acf6fdd0c01635

    • SHA512

      f414671e71039a0d369d6e113511a412fa2a13115078ed07790dfaee16a4149a1775de478b16bf2742a9218bbd348f200b92bfbb4dbb4bb8cb3b975142ff8096

    • SSDEEP

      24576:tEqa7lYB5DHlommmm2mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmW:tVl5

    • 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