General

  • Target

    Purchase Order.exe

  • Size

    1.1MB

  • Sample

    250129-pg6pdswkap

  • MD5

    d5261204d9c158b2bab4272f89f7df17

  • SHA1

    11d82d35d6d5ef250b9cedf4d1f7cd98c0246546

  • SHA256

    27e9c5e774bf0946e99a7f34d14ded33ca1c236765fbcfda83e234d70d15c652

  • SHA512

    2710b22611fca8f90c38c715755a4ec34eec2fd176df45c68c4712d6a5b2803643f09bc05d9d08eb2981f4985355e4d1259eb7a42c8766aabc3f9f1badef4564

  • SSDEEP

    24576:bzls/WgXN832qWivcsegk5vQ2F+wK9ADZyM6RGk:YN832q7vwrQW+wYl

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

2.58.56.182:2404

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-GM05WY

  • 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

      Purchase Order.exe

    • Size

      1.1MB

    • MD5

      d5261204d9c158b2bab4272f89f7df17

    • SHA1

      11d82d35d6d5ef250b9cedf4d1f7cd98c0246546

    • SHA256

      27e9c5e774bf0946e99a7f34d14ded33ca1c236765fbcfda83e234d70d15c652

    • SHA512

      2710b22611fca8f90c38c715755a4ec34eec2fd176df45c68c4712d6a5b2803643f09bc05d9d08eb2981f4985355e4d1259eb7a42c8766aabc3f9f1badef4564

    • SSDEEP

      24576:bzls/WgXN832qWivcsegk5vQ2F+wK9ADZyM6RGk:YN832q7vwrQW+wYl

    • Remcos

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

    • Remcos family

    • 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