General

  • Target

    5c377c45c77ff6a4746edfac21e2c069

  • Size

    11.5MB

  • Sample

    231226-h7aajsbddq

  • MD5

    5c377c45c77ff6a4746edfac21e2c069

  • SHA1

    53cdb3538fbd9111031bfa5286fd4908a0b2ba8f

  • SHA256

    2506360adfcecd45ae92155363fdaadd0d3fa888942cb1a3dc6251c05317726b

  • SHA512

    7bf7e437b3aa39684723d8f4771c9f35d009925de9575acb449e4d649a949ea46b411b536e3ce6bf75b4e530a6349babbdb30edaf87eae4a5ed08b669261a5a5

  • SSDEEP

    49152:/O2iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii6:/O

Malware Config

Extracted

Family

tofsee

C2

43.231.4.6

lazystax.ru

Targets

    • Target

      5c377c45c77ff6a4746edfac21e2c069

    • Size

      11.5MB

    • MD5

      5c377c45c77ff6a4746edfac21e2c069

    • SHA1

      53cdb3538fbd9111031bfa5286fd4908a0b2ba8f

    • SHA256

      2506360adfcecd45ae92155363fdaadd0d3fa888942cb1a3dc6251c05317726b

    • SHA512

      7bf7e437b3aa39684723d8f4771c9f35d009925de9575acb449e4d649a949ea46b411b536e3ce6bf75b4e530a6349babbdb30edaf87eae4a5ed08b669261a5a5

    • SSDEEP

      49152:/O2iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii6:/O

    • 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