Analysis

  • max time kernel
    88s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-01-2023 17:31

General

  • Target

    document01.lnk

  • Size

    1KB

  • MD5

    4230179e11830d5c25781306d113523b

  • SHA1

    158c3323dc9d25981625bc1f4788ae4a9a6f5e60

  • SHA256

    b3105f3b231b63e1e18f592d15acbba1fb1993e032360da28a14f41d60dad696

  • SHA512

    342b01130dff4f62883602906245cf5ca4aa8e14ad397e07d7e383294d93dc826d43f32510648bcddd2295f0c082b5bf8f561b9b7bba302eecf23c9580e98c54

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\document01.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c price.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4732
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /K copy /y C:\Windows\System32\rundll32.exe C:\ProgramData\cmVhpKJSis23S.exe
        3⤵
          PID:1036
        • C:\Windows\system32\xcopy.exe
          xcopy /h /y ipchains.dll C:\ProgramData\
          3⤵
            PID:2180

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1036-133-0x0000000000000000-mapping.dmp
      • memory/2180-134-0x0000000000000000-mapping.dmp
      • memory/4732-132-0x0000000000000000-mapping.dmp