General

  • Target

    Medisterplses.exe

  • Size

    417KB

  • Sample

    240516-pxekvada61

  • MD5

    ce9a01b0cb4fefdcf3e515c04eed116a

  • SHA1

    b8ad340b679ba3e82d7ffc638338b9b3a2aea6c9

  • SHA256

    bd7881bba1d222d41dffeed7e666f6c916886ad5841842064922deef45b67e87

  • SHA512

    a31da8278c3fd4661ce4d7a5d971a21a8cb4f5983998bd6aa2a8e51abee6f491edfd97a4ed05dd340539714a28267f1f9cb35910b3ce3f30927ff03451f55f9b

  • SSDEEP

    12288:FdY4AJBniIuil827YSeuie2OeSNu0ldZ4obxZm5g4:Fe4AJBniIVsSeuie7HPZZZ4

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

185.202.173.179:2404

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-IQO6U9

  • 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

      Medisterplses.exe

    • Size

      417KB

    • MD5

      ce9a01b0cb4fefdcf3e515c04eed116a

    • SHA1

      b8ad340b679ba3e82d7ffc638338b9b3a2aea6c9

    • SHA256

      bd7881bba1d222d41dffeed7e666f6c916886ad5841842064922deef45b67e87

    • SHA512

      a31da8278c3fd4661ce4d7a5d971a21a8cb4f5983998bd6aa2a8e51abee6f491edfd97a4ed05dd340539714a28267f1f9cb35910b3ce3f30927ff03451f55f9b

    • SSDEEP

      12288:FdY4AJBniIuil827YSeuie2OeSNu0ldZ4obxZm5g4:Fe4AJBniIVsSeuie7HPZZZ4

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • 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

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks