General

  • Target

    a7dd00a0ddfc3d57986dabe9535955b40719dd059a0b272ca51b3897077d8829

  • Size

    381KB

  • Sample

    220731-l23axsbhep

  • MD5

    be0d491ab953acdbfde79e8bd3280fe0

  • SHA1

    f6bc578f40013c645682284aad3cd144f4dd10a1

  • SHA256

    a7dd00a0ddfc3d57986dabe9535955b40719dd059a0b272ca51b3897077d8829

  • SHA512

    65ef83c37bb2c5680f4cee48f831254e773f6a1c05a50bae95aa7d53fa905a207596c916473b40ee4a735f3a446be8718a677c98f0ddfbe3080e42358655d414

Malware Config

Extracted

Family

netwire

C2

qfiqa.xyz:3360

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-05net

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • mutex

    ebdRKPPd

  • offline_keylogger

    true

  • password

    alaba3

  • registry_autorun

    false

  • use_mutex

    true

Targets

    • Target

      a7dd00a0ddfc3d57986dabe9535955b40719dd059a0b272ca51b3897077d8829

    • Size

      381KB

    • MD5

      be0d491ab953acdbfde79e8bd3280fe0

    • SHA1

      f6bc578f40013c645682284aad3cd144f4dd10a1

    • SHA256

      a7dd00a0ddfc3d57986dabe9535955b40719dd059a0b272ca51b3897077d8829

    • SHA512

      65ef83c37bb2c5680f4cee48f831254e773f6a1c05a50bae95aa7d53fa905a207596c916473b40ee4a735f3a446be8718a677c98f0ddfbe3080e42358655d414

    • Modifies Windows Defender Real-time Protection settings

    • NetWire RAT payload

    • Netwire

      Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

    • Looks for VirtualBox Guest Additions in registry

    • Executes dropped EXE

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Uses the VBS compiler for execution

    • Windows security modification

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks