General

  • Target

    1729022872b8fae641a98b236571422197a34480f404f44291e36642b114aee58fc24f5bb1699.dat-decoded.exe

  • Size

    483KB

  • Sample

    241015-ywjmvavang

  • MD5

    9d2dfcaad50f22562ad67f8100f8d268

  • SHA1

    c665639a95573e4dee78656af2399fec70133b19

  • SHA256

    d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6

  • SHA512

    98495df2114209c03040f25e8a6956a93a1d75cfcf0a965d4aa96832be963876dabea0c73f5c32edfcabde17d5f9d983586e543603325c0e8afc10593eb1870d

  • SSDEEP

    6144:QTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZXAXkcrLT4:QTlrYw1RUh3NFn+N5WfIQIjbs/ZXUT4

Malware Config

Extracted

Family

remcos

Botnet

MANIFESTATIONOFWEALTH

C2

janbours92harbu03.duckdns.org:3980

janbours92harbu04.duckdns.org:3981

janbours92harbu007.duckdns.org:3981

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

    true

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-DGYVFK

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      1729022872b8fae641a98b236571422197a34480f404f44291e36642b114aee58fc24f5bb1699.dat-decoded.exe

    • Size

      483KB

    • MD5

      9d2dfcaad50f22562ad67f8100f8d268

    • SHA1

      c665639a95573e4dee78656af2399fec70133b19

    • SHA256

      d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6

    • SHA512

      98495df2114209c03040f25e8a6956a93a1d75cfcf0a965d4aa96832be963876dabea0c73f5c32edfcabde17d5f9d983586e543603325c0e8afc10593eb1870d

    • SSDEEP

      6144:QTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZXAXkcrLT4:QTlrYw1RUh3NFn+N5WfIQIjbs/ZXUT4

    • Remcos

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

    • 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

    • Checks computer location settings

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

    • Deletes itself

    • 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