General

  • Target

    4d85cd2e60a0c5b4179d6f401c1ee56bfcdfda7a6328caced1732482d5b1ff40N

  • Size

    178KB

  • Sample

    240928-cqssnsthma

  • MD5

    a012533b4e4ffe2ec1fba8af4d64f7d0

  • SHA1

    6addd503fa50ab9b551ff26cfd44f65d0348e898

  • SHA256

    4d85cd2e60a0c5b4179d6f401c1ee56bfcdfda7a6328caced1732482d5b1ff40

  • SHA512

    f588e81bf477c001995d44d7d17eedca3a7392eb43072679e06b1440f8c9cb9dd1ecf597e536ccf2975fcf9f3d7c481306b3a018194815e6f87bdfd211604301

  • SSDEEP

    3072:I7VNBmjq8Kmvn6rIVTYC7H2rAalUW4R6rv3p8WStxlQu2VCPwe:I7VzxYnWI6agAalr4UrPp8WStPQu28Z

Malware Config

Extracted

Family

netwire

C2

wallou.publicvm.com:3365

mediafire.duckdns.org:3365

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    DLL2

  • keylogger_dir

    %AppData%\System\

  • lock_executable

    true

  • mutex

    KgpcGWmM

  • offline_keylogger

    true

  • password

    Reborn

  • registry_autorun

    false

  • use_mutex

    true

Targets

    • Target

      4d85cd2e60a0c5b4179d6f401c1ee56bfcdfda7a6328caced1732482d5b1ff40N

    • Size

      178KB

    • MD5

      a012533b4e4ffe2ec1fba8af4d64f7d0

    • SHA1

      6addd503fa50ab9b551ff26cfd44f65d0348e898

    • SHA256

      4d85cd2e60a0c5b4179d6f401c1ee56bfcdfda7a6328caced1732482d5b1ff40

    • SHA512

      f588e81bf477c001995d44d7d17eedca3a7392eb43072679e06b1440f8c9cb9dd1ecf597e536ccf2975fcf9f3d7c481306b3a018194815e6f87bdfd211604301

    • SSDEEP

      3072:I7VNBmjq8Kmvn6rIVTYC7H2rAalUW4R6rv3p8WStxlQu2VCPwe:I7VzxYnWI6agAalr4UrPp8WStPQu28Z

    • NetWire RAT payload

    • Netwire

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

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks