General

  • Target

    Draft - HBL# WSPAE1311198 VSL# COSCO NETHERLANDS V-067E.scr.exe

  • Size

    1.1MB

  • Sample

    241128-t6321syndn

  • MD5

    bc74e2d086d7bef42c3604c1dafc3edb

  • SHA1

    f3ba507bee10af7e9fd64b1c70fecb975e216073

  • SHA256

    b2a1e0e508be9c7546a8af45c72f2032f067ac036f03ec0c8309b368b195a65c

  • SHA512

    0844fb41b40e29c363b7c62f39819569f405f6c038bc904afe1d2296ec08f3f339aef3f5e132b81be25819a3c90013b86af64e6737126175d8de88ec1cfd972f

  • SSDEEP

    24576:V2xjyUVJKPWlHhWp19hnxRpPNX7HLQUqckP9LbuLCnYng:IUUVJVlHkpVnx3d7HLpEVLtnY

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

104.250.180.178:7902

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Adobe.exe

  • copy_folder

    Adobe

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Adobe-OTOIRK

  • 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

      Draft - HBL# WSPAE1311198 VSL# COSCO NETHERLANDS V-067E.scr.exe

    • Size

      1.1MB

    • MD5

      bc74e2d086d7bef42c3604c1dafc3edb

    • SHA1

      f3ba507bee10af7e9fd64b1c70fecb975e216073

    • SHA256

      b2a1e0e508be9c7546a8af45c72f2032f067ac036f03ec0c8309b368b195a65c

    • SHA512

      0844fb41b40e29c363b7c62f39819569f405f6c038bc904afe1d2296ec08f3f339aef3f5e132b81be25819a3c90013b86af64e6737126175d8de88ec1cfd972f

    • SSDEEP

      24576:V2xjyUVJKPWlHhWp19hnxRpPNX7HLQUqckP9LbuLCnYng:IUUVJVlHkpVnx3d7HLpEVLtnY

    • Remcos

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

    • Remcos family

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks