General

  • Target

    b449be414eabb477f6681adb617b72d5_JaffaCakes118

  • Size

    12.5MB

  • Sample

    241130-bh58csvpet

  • MD5

    b449be414eabb477f6681adb617b72d5

  • SHA1

    5b6e21ba01ddbdd3bf99534c2bda2716b42a74c1

  • SHA256

    3efe22a84b570ddcb8fcb1e4669706957a1cadc7c744e9f7f767032fba94ce16

  • SHA512

    c1f3df85fd46e8a4feae957ce8190bc741c30df4882e771de1874a1f43cc2707eeef83b4230b75d06d2acbe2bdafeb73761baadc66233b270a68cfefd1ac58a8

  • SSDEEP

    6144:DesoFeYHECHsLsx6mihb12P5qpWV0m68jM7LjmpeM:Dnu/HECz6S5QWlnqOpe

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      b449be414eabb477f6681adb617b72d5_JaffaCakes118

    • Size

      12.5MB

    • MD5

      b449be414eabb477f6681adb617b72d5

    • SHA1

      5b6e21ba01ddbdd3bf99534c2bda2716b42a74c1

    • SHA256

      3efe22a84b570ddcb8fcb1e4669706957a1cadc7c744e9f7f767032fba94ce16

    • SHA512

      c1f3df85fd46e8a4feae957ce8190bc741c30df4882e771de1874a1f43cc2707eeef83b4230b75d06d2acbe2bdafeb73761baadc66233b270a68cfefd1ac58a8

    • SSDEEP

      6144:DesoFeYHECHsLsx6mihb12P5qpWV0m68jM7LjmpeM:Dnu/HECz6S5QWlnqOpe

    • 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