Analysis

  • max time kernel
    159s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 08:04

General

  • Target

    NEW ERUO ORDER.SCR.exe

  • Size

    1016KB

  • MD5

    87d248727141ea8053b5ded89750962b

  • SHA1

    654c2110cbe433f8697a2347e590d63a563c1f8b

  • SHA256

    236493354378eefc6203b957baa7df24b566d8e5b0f04523bbb060999cc8a227

  • SHA512

    aaee93e32842ae750414358b1b727764c968b8a8e3a8c0771b286df6e01b709583abd497d48189b047471271ea89f0517cb134022446ff93e184eda5a9f0cd61

  • SSDEEP

    12288:4ptk1UbDD5du/VAAiSdjXU4UZFGcVDmWsQaUUk3p82drYGBahHgGCUcZVpsNL:Mx5dAWCw4oIrrsp8WrYGFGCLbq

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

IP-REMCOS

C2

91.192.100.12:2404

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-JS00ZN

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEW ERUO ORDER.SCR.exe
    "C:\Users\Admin\AppData\Local\Temp\NEW ERUO ORDER.SCR.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Users\Admin\AppData\Local\Temp\NEW ERUO ORDER.SCR.exe
      "C:\Users\Admin\AppData\Local\Temp\NEW ERUO ORDER.SCR.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:240

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/240-138-0x0000000000000000-mapping.dmp
  • memory/240-139-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

  • memory/240-140-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

  • memory/240-141-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

  • memory/240-142-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

  • memory/240-143-0x0000000000400000-0x000000000047F000-memory.dmp
    Filesize

    508KB

  • memory/5088-132-0x00000000005D0000-0x00000000006D4000-memory.dmp
    Filesize

    1.0MB

  • memory/5088-133-0x0000000005560000-0x0000000005B04000-memory.dmp
    Filesize

    5.6MB

  • memory/5088-134-0x0000000005060000-0x00000000050F2000-memory.dmp
    Filesize

    584KB

  • memory/5088-135-0x0000000005100000-0x000000000510A000-memory.dmp
    Filesize

    40KB

  • memory/5088-136-0x0000000007890000-0x000000000792C000-memory.dmp
    Filesize

    624KB

  • memory/5088-137-0x0000000007930000-0x0000000007996000-memory.dmp
    Filesize

    408KB