Analysis

  • max time kernel
    123s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-08-2023 18:29

General

  • Target

    gmpopenh264.dll

  • Size

    981KB

  • MD5

    2a78a9afb83ce285c262358f15aabdd8

  • SHA1

    7aaeb56467d39f3e42b32083d6b78a721c343f32

  • SHA256

    bf0fe269593def9816272fe732baae9437e91fb545df55ddd0a714eb5ed6b178

  • SHA512

    5e1970b7fb10338264ead87e0f752d7016b6bb221e05edacb8cd1b409e2bfe2d0f1fc1e0db05303d05f41b21f60a58f537c27b835eb4b0301b6b86ac927130b4

  • SSDEEP

    24576:/w+TxGr5P+7MdDev+v2iSBFy/LTrgN3E2P1HWEgLcp/lBD6C1TkSZ1zgfM5fYqPN:/tTsr5rSBqgZE2P1YAlBD6C1TkSZVgk7

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\gmpopenh264.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\gmpopenh264.dll,#1
      2⤵
        PID:3212
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3212 -s 600
          3⤵
          • Program crash
          PID:3476
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3212 -ip 3212
      1⤵
        PID:4720

      Network

      MITRE ATT&CK Matrix

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      Downloads