General

  • Target

    dd7b4bccf53597091c52dfe53ee873c8

  • Size

    14.6MB

  • Sample

    240325-hez1haac95

  • MD5

    dd7b4bccf53597091c52dfe53ee873c8

  • SHA1

    ff8c71167273534380369e7852beb4fc23761702

  • SHA256

    abacc04c670588bb39cf736282a20c6311cf0ad27f0a59a731d211145fc4c6d3

  • SHA512

    4075d89d3d35f7ae4dac95aa1261bb90e51b697248c9c8bd72f79865b241d0ebbb0446a50e0cbb45e56db1f8706d205999ffd9d48713106e330841a3ee5bec52

  • SSDEEP

    12288:0bSqfhaFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfH:0vfh

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      dd7b4bccf53597091c52dfe53ee873c8

    • Size

      14.6MB

    • MD5

      dd7b4bccf53597091c52dfe53ee873c8

    • SHA1

      ff8c71167273534380369e7852beb4fc23761702

    • SHA256

      abacc04c670588bb39cf736282a20c6311cf0ad27f0a59a731d211145fc4c6d3

    • SHA512

      4075d89d3d35f7ae4dac95aa1261bb90e51b697248c9c8bd72f79865b241d0ebbb0446a50e0cbb45e56db1f8706d205999ffd9d48713106e330841a3ee5bec52

    • SSDEEP

      12288:0bSqfhaFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfFfH:0vfh

    • 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