Analysis

  • max time kernel
    142s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    09/06/2024, 06:58

General

  • Target

    bin/avutil-58.dll

  • Size

    1.0MB

  • MD5

    73955237a4c280afbd671ce1f79cd983

  • SHA1

    afcd8f89ae598cfe8becea6adbb5ac203ce31dee

  • SHA256

    0925c55555632c38c84393fddea2e2267af81fe49e0a404fa7242ec992dac7a5

  • SHA512

    075978e9f76408d518e1f617c8fc3c522c4d47f015a0470d8f29d1e38a4b3e3d480bf0996f658c2c7e0555e7675664d2766186076e0f4479db4d6b50a7b9a826

  • SSDEEP

    24576:5HsvVoHNByvxOrEUHxru3JrmfxecG58z8jB8:5HsdoHjyvxOrEUH03JSpz8jB8

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\avutil-58.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2068 -s 140
      2⤵
        PID:2072

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • memory/2068-0-0x000007FEF6570000-0x000007FEF678F000-memory.dmp

            Filesize

            2.1MB

          • memory/2068-3-0x000007FEF87A0000-0x000007FEF87B6000-memory.dmp

            Filesize

            88KB

          • memory/2068-2-0x000007FEFAF00000-0x000007FEFAF22000-memory.dmp

            Filesize

            136KB

          • memory/2068-1-0x000007FEFBC40000-0x000007FEFBC60000-memory.dmp

            Filesize

            128KB

          • memory/2068-4-0x000007FEF67B0000-0x000007FEF69A3000-memory.dmp

            Filesize

            1.9MB