General

  • Target

    0001160ade94fc6a9966f5db1029ad8b348f477d692526fce1d2d18c34694200(1)

  • Size

    143KB

  • Sample

    240903-hxpmgszhrr

  • MD5

    11a13a4119b82c74377f732e076d309b

  • SHA1

    ce30d46c4dedc1480e3932fc6ae80d3cbb1b2287

  • SHA256

    0001160ade94fc6a9966f5db1029ad8b348f477d692526fce1d2d18c34694200

  • SHA512

    885b44fe0c03be3cc16b54105ab9883d46f8056a73d073695a29bfa2a9ee28591785d6fa0fab9eb9facf4126351a199b990dd103dfcacf2661c5a562b95d2ba8

  • SSDEEP

    3072:WwlwoI6VD/+52UZ7iVAMhRnR9qp7KkD1k7y:Xw0VDy74AW/47pw

Malware Config

Extracted

Family

tofsee

C2

svartalfheim.top

jotunheim.name

Targets

    • Target

      0001160ade94fc6a9966f5db1029ad8b348f477d692526fce1d2d18c34694200(1)

    • Size

      143KB

    • MD5

      11a13a4119b82c74377f732e076d309b

    • SHA1

      ce30d46c4dedc1480e3932fc6ae80d3cbb1b2287

    • SHA256

      0001160ade94fc6a9966f5db1029ad8b348f477d692526fce1d2d18c34694200

    • SHA512

      885b44fe0c03be3cc16b54105ab9883d46f8056a73d073695a29bfa2a9ee28591785d6fa0fab9eb9facf4126351a199b990dd103dfcacf2661c5a562b95d2ba8

    • SSDEEP

      3072:WwlwoI6VD/+52UZ7iVAMhRnR9qp7KkD1k7y:Xw0VDy74AW/47pw

    • Tofsee

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

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks