Analysis

  • max time kernel
    8s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/10/2022, 03:44

General

  • Target
    Data/xulrunner/D3DCompiler_43.dll
  • Size 2.0MB
  • Sample221024-eaqz9aedcn
  • SHA256 2f23182ec6f4889397ac4bf03d62536136c5bdba825c7d2c4ef08c827f3a8a1c
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Data\xulrunner\D3DCompiler_43.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5068
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Data\xulrunner\D3DCompiler_43.dll,#1
      2⤵
        PID:4464
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 608
          3⤵
          • Program crash
          PID:1332
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4464 -ip 4464
      1⤵
        PID:1684

      Network

            MITRE ATT&CK Matrix

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            Downloads