General

  • Target

    6e2e6d5f67b4bd2df522de36e957e5d0b3f97eb8b3a6a5460cc3aa32cf112cdc.exe

  • Size

    3.5MB

  • Sample

    241103-dgrdxssnay

  • MD5

    7b9e3156025bcfaad0f0f61777fed384

  • SHA1

    2b025c4502f2b08485d9ee8b223455f31c7d3735

  • SHA256

    6e2e6d5f67b4bd2df522de36e957e5d0b3f97eb8b3a6a5460cc3aa32cf112cdc

  • SHA512

    be32a02a3417efcd08327e20524970d1bcb7deeaf0ccb8f7382185ac33734a7c70274bd766c44ade77f4b7eaa65ad8ad015e4d6ced69a39f9143bdf7a55c5b38

  • SSDEEP

    24576:1PdHrM3P9qf8Ww0wqHgbmsTVp7w/9+xXvR38apwpymoha9t:1PtrMf9qOqH9sBpaAxXpMuw4fh0

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

198.46.178.148:2404

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-PND88E

  • 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

      6e2e6d5f67b4bd2df522de36e957e5d0b3f97eb8b3a6a5460cc3aa32cf112cdc.exe

    • Size

      3.5MB

    • MD5

      7b9e3156025bcfaad0f0f61777fed384

    • SHA1

      2b025c4502f2b08485d9ee8b223455f31c7d3735

    • SHA256

      6e2e6d5f67b4bd2df522de36e957e5d0b3f97eb8b3a6a5460cc3aa32cf112cdc

    • SHA512

      be32a02a3417efcd08327e20524970d1bcb7deeaf0ccb8f7382185ac33734a7c70274bd766c44ade77f4b7eaa65ad8ad015e4d6ced69a39f9143bdf7a55c5b38

    • SSDEEP

      24576:1PdHrM3P9qf8Ww0wqHgbmsTVp7w/9+xXvR38apwpymoha9t:1PtrMf9qOqH9sBpaAxXpMuw4fh0

    • Remcos

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

    • Remcos family

    • UAC bypass

    • Windows security bypass

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • 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.

    • Uses the VBS compiler for execution

    • Windows security modification

    • Accesses Microsoft Outlook accounts

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks