General

  • Target

    02bd0ebaf5baff24369602f3057591e0N.exe

  • Size

    1005KB

  • Sample

    240827-mc95xaxell

  • MD5

    02bd0ebaf5baff24369602f3057591e0

  • SHA1

    e7698ec849ae4a68f90d412b0deedd7af95cfacd

  • SHA256

    e783db94296b76ad76fd327eb96fa7171aaf39265fe91e72a03a78babe1dd734

  • SHA512

    3371187a1f14c9261bf7675a8d748eea42a629114079a930aacbce861d5d694ce8c79030ed1d6e6b9a50beae4bec4576b64b54973bade269f728f075380faee9

  • SSDEEP

    24576:ZWC/qaSu5K+5ImKmirxp9bWJxbcQNB2A+nE2+qOQtEZvpNpifum:oiUuGpmc+lh2ASE2HgHNpi2m

Malware Config

Extracted

Family

remcos

Botnet

Aug 20C

C2

method8888.ddns.net:6902

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-4ZC3PQ

  • 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

      02bd0ebaf5baff24369602f3057591e0N.exe

    • Size

      1005KB

    • MD5

      02bd0ebaf5baff24369602f3057591e0

    • SHA1

      e7698ec849ae4a68f90d412b0deedd7af95cfacd

    • SHA256

      e783db94296b76ad76fd327eb96fa7171aaf39265fe91e72a03a78babe1dd734

    • SHA512

      3371187a1f14c9261bf7675a8d748eea42a629114079a930aacbce861d5d694ce8c79030ed1d6e6b9a50beae4bec4576b64b54973bade269f728f075380faee9

    • SSDEEP

      24576:ZWC/qaSu5K+5ImKmirxp9bWJxbcQNB2A+nE2+qOQtEZvpNpifum:oiUuGpmc+lh2ASE2HgHNpi2m

    • Remcos

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks