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General

  • Target

    e2352e8e0a3f774f51b903571b63ca03

  • Size

    12.6MB

  • Sample

    240327-v3t6dahb29

  • MD5

    e2352e8e0a3f774f51b903571b63ca03

  • SHA1

    aa70b74cda6fbd0eb60b84c439d079252485cf50

  • SHA256

    dca28026972104cfee2366df490b5a82637b0821f4245f0f333ebbd25c6e04bb

  • SHA512

    ee9a220a8e80bbeb303cf7068da24e7615d92f13891b9d46164995f50eab1691d445f8cfacfd6b4bf3cc401d05e20c6ed06781fb56ba3903c4b9c4ef5f1a060f

  • SSDEEP

    12288:CS5xuP/rZh5sMqGHo7ywSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSH:WP/rZd87

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      e2352e8e0a3f774f51b903571b63ca03

    • Size

      12.6MB

    • MD5

      e2352e8e0a3f774f51b903571b63ca03

    • SHA1

      aa70b74cda6fbd0eb60b84c439d079252485cf50

    • SHA256

      dca28026972104cfee2366df490b5a82637b0821f4245f0f333ebbd25c6e04bb

    • SHA512

      ee9a220a8e80bbeb303cf7068da24e7615d92f13891b9d46164995f50eab1691d445f8cfacfd6b4bf3cc401d05e20c6ed06781fb56ba3903c4b9c4ef5f1a060f

    • SSDEEP

      12288:CS5xuP/rZh5sMqGHo7ywSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSH:WP/rZd87

    • 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