Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    21/03/2024, 17:14

General

  • Target
    DHL AWB 9284730932.exe
  • Size 885KB
  • Sample240321-vr2fbach58
  • SHA256 5762147a28aaed979353975b6f7e2d31d71fb827af0dafb991b442c30e161caa
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • remcos

Botnet
  • 7272626

C2
  • windowsserverfebarch.duckdns.org:5841

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

    72626-GNX3E4

  • 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 WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL AWB 9284730932.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL AWB 9284730932.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Users\Admin\AppData\Local\Temp\DHL AWB 9284730932.exe
      "C:\Users\Admin\AppData\Local\Temp\DHL AWB 9284730932.exe"
      2⤵
        PID:2840

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1504-26-0x00000000743D0000-0x0000000074ABE000-memory.dmp

          memory/1504-1-0x00000000743D0000-0x0000000074ABE000-memory.dmp

          memory/1504-2-0x00000000042C0000-0x0000000004300000-memory.dmp

          memory/1504-3-0x0000000000300000-0x0000000000316000-memory.dmp

          memory/1504-4-0x0000000000330000-0x0000000000338000-memory.dmp

          memory/1504-5-0x0000000000340000-0x000000000034C000-memory.dmp

          memory/1504-6-0x00000000054C0000-0x000000000557E000-memory.dmp

          memory/1504-0-0x0000000000860000-0x0000000000944000-memory.dmp

          memory/2840-40-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-43-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-11-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-13-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-15-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-17-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-19-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          memory/2840-23-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-8-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-25-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-27-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-28-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-29-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-30-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-31-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-32-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-33-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-34-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-35-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-36-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-37-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-38-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-39-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-7-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-41-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-42-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-9-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-44-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-45-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-46-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-47-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-48-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-49-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-50-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-51-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-52-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-53-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-54-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-55-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-56-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-57-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-58-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-59-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-60-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-61-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-62-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-63-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-64-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-65-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-66-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-67-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-68-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-69-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-70-0x0000000000400000-0x000000000047F000-memory.dmp

          memory/2840-71-0x0000000000400000-0x000000000047F000-memory.dmp