Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/11/2022, 17:36

General

  • Target
    file.exe
  • Size 1.5MB
  • Sample221112-v6kfcaca2x
  • SHA256 e601a9b4dc605b4e283a5b97ed2cb16da2e754b7a6c27585c6f0d1cdbed99094
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Windows\SysWOW64\control.exe
      "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\X5POy.cpL",
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:564
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\X5POy.cpL",
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:3392
        • C:\Windows\system32\RunDll32.exe
          C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\X5POy.cpL",
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4576
          • C:\Windows\SysWOW64\rundll32.exe
            "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\X5POy.cpL",
            5⤵
            • Loads dropped DLL
            PID:3728

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        X5POy.cpL

        • Path C:\Users\Admin\AppData\Local\Temp\X5POy.cpL
        • Size 2.2MB
        • SHA256 8d16c86cf29eb31ef352ffd90e54af9f9b5341c7dccb2d296caa43588a8f822e
        • MD5 SHA1 SHA512 SSDEEP

        X5Poy.cpl

        • Path C:\Users\Admin\AppData\Local\Temp\X5Poy.cpl
        • Size 2.2MB
        • SHA256 8d16c86cf29eb31ef352ffd90e54af9f9b5341c7dccb2d296caa43588a8f822e
        • MD5 SHA1 SHA512 SSDEEP

        X5Poy.cpl

        • Path C:\Users\Admin\AppData\Local\Temp\X5Poy.cpl
        • Size 2.2MB
        • SHA256 8d16c86cf29eb31ef352ffd90e54af9f9b5341c7dccb2d296caa43588a8f822e
        • MD5 SHA1 SHA512 SSDEEP

        X5Poy.cpl

        • Path C:\Users\Admin\AppData\Local\Temp\X5Poy.cpl
        • Size 2.2MB
        • SHA256 8d16c86cf29eb31ef352ffd90e54af9f9b5341c7dccb2d296caa43588a8f822e
        • MD5 SHA1 SHA512 SSDEEP

        memory/3392-136-0x0000000002DA0000-0x0000000002F69000-memory.dmp

        memory/3392-137-0x0000000003060000-0x000000000314C000-memory.dmp

        memory/3392-138-0x0000000003150000-0x0000000003219000-memory.dmp

        memory/3392-139-0x0000000003220000-0x00000000032D5000-memory.dmp

        memory/3392-140-0x0000000003220000-0x00000000032D5000-memory.dmp

        memory/3392-149-0x0000000003060000-0x000000000314C000-memory.dmp

        memory/3728-146-0x0000000002790000-0x00000000029C6000-memory.dmp

        memory/3728-147-0x0000000002CF0000-0x0000000002EB9000-memory.dmp

        memory/3728-148-0x0000000002FB0000-0x000000000309C000-memory.dmp

        memory/3728-150-0x00000000030A0000-0x0000000003169000-memory.dmp

        memory/3728-152-0x0000000003170000-0x0000000003225000-memory.dmp

        memory/3728-154-0x0000000002FB0000-0x000000000309C000-memory.dmp