Analysis

  • max time kernel
    91s
  • max time network
    95s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    20-08-2024 17:28

General

  • Target

    ExSoftware/Debug/d3dcompiler_47.dll

  • Size

    3.5MB

  • MD5

    587a415cd5ac2069813adef5f7685021

  • SHA1

    ca0e2fe1922b3cdc9e96e636a73e5c85a838e863

  • SHA256

    2ad0d4987fc4624566b190e747c9d95038443956ed816abfd1e2d389b5ec0851

  • SHA512

    0fa0e89ea1c1cb27ac7f621feb484438e378a8f5675eca7a91f24e0569174bd848d470d6b3e237fe6ab27ca1eb1ecc09b5f044e53a6d98bf908e77ac511183e2

  • SSDEEP

    49152:zjmJAksRXmBNgC9ITPPE8WHmy0HRZ+kyOzDJn5c5v5H3pqC23u6q+25omPEyXzjS:zy2Ckrj+kyOv2MJ+6q8kbqS/AF

Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ExSoftware\Debug\d3dcompiler_47.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ExSoftware\Debug\d3dcompiler_47.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1868
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 468
        3⤵
        • Program crash
        PID:4016
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1868 -ip 1868
    1⤵
      PID:2284

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads