General

  • Target

    PO6034INV.exe

  • Size

    987KB

  • Sample

    241002-q76bzstbqe

  • MD5

    a1a78fc315e61f1397598dfd5c956e66

  • SHA1

    ef2f21dce062e7e4dd39028d035ef5ed48dcdff9

  • SHA256

    0009bc8a2fe8da5d1544b9685e1628ee13e298e821b80d426998f47c8fa96585

  • SHA512

    afd7154b2c7d570bbeeeda5fbaddf3e00c04a6c7bef65cf6068301ce041754ee110e3839b1bcdee0b088fa67af8790fac6a7d759d1932e20df50012824d99240

  • SSDEEP

    12288:pLMC3+OhNsjfNNUHUVyUDuFVdP5fzIhvBXQHvmx7rOYzImcGduwKktnFO6JK1+DH:xOpiSzDuFlrCpgHvmVEmFdXHJ648T

Malware Config

Extracted

Family

remcos

Botnet

zynova

C2

cloudsave.duckdns.org:14645

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-CJ3HJ1

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      PO6034INV.exe

    • Size

      987KB

    • MD5

      a1a78fc315e61f1397598dfd5c956e66

    • SHA1

      ef2f21dce062e7e4dd39028d035ef5ed48dcdff9

    • SHA256

      0009bc8a2fe8da5d1544b9685e1628ee13e298e821b80d426998f47c8fa96585

    • SHA512

      afd7154b2c7d570bbeeeda5fbaddf3e00c04a6c7bef65cf6068301ce041754ee110e3839b1bcdee0b088fa67af8790fac6a7d759d1932e20df50012824d99240

    • SSDEEP

      12288:pLMC3+OhNsjfNNUHUVyUDuFVdP5fzIhvBXQHvmx7rOYzImcGduwKktnFO6JK1+DH:xOpiSzDuFlrCpgHvmVEmFdXHJ648T

    • Remcos

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

    • 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