General

  • Target

    PO904321.exe

  • Size

    881KB

  • Sample

    240924-lh7fjasglf

  • MD5

    a1b7c41a0ef9eb2af3337a97127329d9

  • SHA1

    c94ffbdc29ab82e90b704e33838a1ea6af3cf14a

  • SHA256

    d7b82542403c06b63adcd6c4a46614ebc04d903c9c404097d30cc85e0237c2bc

  • SHA512

    4cd922ffff1940fdea5350b98a54954970f200c3a5c23c2117f8cbcf48bf389c170506b9760b949357d378734e60634512a2801f9a37512f7cf6f12a97147e1e

  • SSDEEP

    24576:5rEmwPVpOaOXAHs2NAZZHy0SUAP2F/cvn:SZtpxOl2NAZ5fD/

Malware Config

Extracted

Family

remcos

Botnet

mekus

C2

dpm-sael.com:2017

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

    meckus-ODY51K

  • 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

      PO904321.exe

    • Size

      881KB

    • MD5

      a1b7c41a0ef9eb2af3337a97127329d9

    • SHA1

      c94ffbdc29ab82e90b704e33838a1ea6af3cf14a

    • SHA256

      d7b82542403c06b63adcd6c4a46614ebc04d903c9c404097d30cc85e0237c2bc

    • SHA512

      4cd922ffff1940fdea5350b98a54954970f200c3a5c23c2117f8cbcf48bf389c170506b9760b949357d378734e60634512a2801f9a37512f7cf6f12a97147e1e

    • SSDEEP

      24576:5rEmwPVpOaOXAHs2NAZZHy0SUAP2F/cvn:SZtpxOl2NAZ5fD/

    • 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