General

  • Target

    JaffaCakes118_6e734800376974cd4fbe0fbc91e0a138

  • Size

    14.6MB

  • Sample

    250103-wmddcsypgk

  • MD5

    6e734800376974cd4fbe0fbc91e0a138

  • SHA1

    7711d0bc3c0e82526029b67473cc5ee222933497

  • SHA256

    52d959c6afd889d69fe66d351a34769888c62ce16a140cac88b1303bd772dc5e

  • SHA512

    911b78fc44b16cd3e3337a320513081dd65f0dd671b1847c35187e3b7ea9603f0f16d869fb355cecffc6f22d02b4b1212a9fa3151bdc361b790cd648cd374c86

  • SSDEEP

    98304:8wfDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDr:8w

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_6e734800376974cd4fbe0fbc91e0a138

    • Size

      14.6MB

    • MD5

      6e734800376974cd4fbe0fbc91e0a138

    • SHA1

      7711d0bc3c0e82526029b67473cc5ee222933497

    • SHA256

      52d959c6afd889d69fe66d351a34769888c62ce16a140cac88b1303bd772dc5e

    • SHA512

      911b78fc44b16cd3e3337a320513081dd65f0dd671b1847c35187e3b7ea9603f0f16d869fb355cecffc6f22d02b4b1212a9fa3151bdc361b790cd648cd374c86

    • SSDEEP

      98304:8wfDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDr:8w

    • 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