General

  • Target

    aad7bf71a682b4e3b5814d3096cd40b27c194a68a536fb16127f969627ebbf19.exe

  • Size

    972KB

  • Sample

    241122-kla13atmcl

  • MD5

    d62f3667a3442858a997db89c58f4eef

  • SHA1

    dae557169720173b6ce70228670154bd95cae0c3

  • SHA256

    aad7bf71a682b4e3b5814d3096cd40b27c194a68a536fb16127f969627ebbf19

  • SHA512

    c85a29e92edf84235de9891b13b09c000bd948363d5fe1c3eb5af1ffeb35c0b95da7f8a166cec5df83c0e5feb5d7234cc9a8e44c884189b9c34cc8d7daa11bbc

  • SSDEEP

    12288:5umVWXiUJmBCk1sV2tfIUFspQ2zgKZhKV9+xhJJPeWiHD7aqZMJkD:hifJmBPfepFgahKmJejcs

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

162.251.122.76:7119

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-P2SX34

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      aad7bf71a682b4e3b5814d3096cd40b27c194a68a536fb16127f969627ebbf19.exe

    • Size

      972KB

    • MD5

      d62f3667a3442858a997db89c58f4eef

    • SHA1

      dae557169720173b6ce70228670154bd95cae0c3

    • SHA256

      aad7bf71a682b4e3b5814d3096cd40b27c194a68a536fb16127f969627ebbf19

    • SHA512

      c85a29e92edf84235de9891b13b09c000bd948363d5fe1c3eb5af1ffeb35c0b95da7f8a166cec5df83c0e5feb5d7234cc9a8e44c884189b9c34cc8d7daa11bbc

    • SSDEEP

      12288:5umVWXiUJmBCk1sV2tfIUFspQ2zgKZhKV9+xhJJPeWiHD7aqZMJkD:hifJmBPfepFgahKmJejcs

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Remcos family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks