Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-09-2022 08:04

General

  • Target

    ITEM DATA SHEET.exe

  • Size

    1.2MB

  • MD5

    c95b522710130a7d48a91a7adf58fbb4

  • SHA1

    c8177c93f5a01434516f43bfb34b49c82b8a4a00

  • SHA256

    b6ebe092221b9cb70949480fbc97133fa1e408c657150bb50c41171321b2fb73

  • SHA512

    d7ac349ae55357c73db01780bec16712fe58dea44a75e792d99dd22766b06a5cbb0272c9a3752b3fb0de7c2354beb64e51bf241d2370749a1d48cff61a0f06ac

  • SSDEEP

    12288:cx1goP2MRzbeykkXoposLC6/M698kgMhMk6jwv+rB/4vVWwPN:co85edLv/M698U6jI+rx4vVXP

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

NEW REM STUB

C2

valvesco.duckdns.org:5050

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-48V73L

  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ITEM DATA SHEET.exe
    "C:\Users\Admin\AppData\Local\Temp\ITEM DATA SHEET.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:448
    • C:\Users\Admin\AppData\Local\Temp\ITEM DATA SHEET.exe
      "C:\Users\Admin\AppData\Local\Temp\ITEM DATA SHEET.exe"
      2⤵
        PID:2268
      • C:\Users\Admin\AppData\Local\Temp\ITEM DATA SHEET.exe
        "C:\Users\Admin\AppData\Local\Temp\ITEM DATA SHEET.exe"
        2⤵
        • Suspicious use of SetWindowsHookEx
        PID:4524

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/448-132-0x00000000006F0000-0x0000000000822000-memory.dmp
      Filesize

      1.2MB

    • memory/448-133-0x0000000005800000-0x0000000005DA4000-memory.dmp
      Filesize

      5.6MB

    • memory/448-134-0x0000000005250000-0x00000000052E2000-memory.dmp
      Filesize

      584KB

    • memory/448-135-0x00000000051D0000-0x00000000051DA000-memory.dmp
      Filesize

      40KB

    • memory/448-136-0x0000000007A00000-0x0000000007A9C000-memory.dmp
      Filesize

      624KB

    • memory/448-137-0x0000000007BA0000-0x0000000007C06000-memory.dmp
      Filesize

      408KB

    • memory/2268-138-0x0000000000000000-mapping.dmp
    • memory/4524-139-0x0000000000000000-mapping.dmp
    • memory/4524-140-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

    • memory/4524-141-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

    • memory/4524-142-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

    • memory/4524-143-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB

    • memory/4524-144-0x0000000000400000-0x000000000047F000-memory.dmp
      Filesize

      508KB