General

  • Target

    048dbb13d456e5edb0852bb0be9a2fd7.exe

  • Size

    14.0MB

  • Sample

    240101-l4nkjsbcb4

  • MD5

    048dbb13d456e5edb0852bb0be9a2fd7

  • SHA1

    e03626c61c1502d35c4bb47a01de533c10382b4e

  • SHA256

    89fb1911ddfe210dbc22eaed8208dd730ff5f81b79180e613017d9ea1154f218

  • SHA512

    2de5516bc8aa144ed18a50797a35d9085a4bfda647a33ec20a5cce9d3dcbde12d93e5a5c9e22a1ab01dbcb8e2992e4bde28debb8b35483e6e646fa131f4e5f5d

  • SSDEEP

    24576:mjCj10HSqGgeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeP:m/D

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      048dbb13d456e5edb0852bb0be9a2fd7.exe

    • Size

      14.0MB

    • MD5

      048dbb13d456e5edb0852bb0be9a2fd7

    • SHA1

      e03626c61c1502d35c4bb47a01de533c10382b4e

    • SHA256

      89fb1911ddfe210dbc22eaed8208dd730ff5f81b79180e613017d9ea1154f218

    • SHA512

      2de5516bc8aa144ed18a50797a35d9085a4bfda647a33ec20a5cce9d3dcbde12d93e5a5c9e22a1ab01dbcb8e2992e4bde28debb8b35483e6e646fa131f4e5f5d

    • SSDEEP

      24576:mjCj10HSqGgeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeP:m/D

    • 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.

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks