Analysis

  • max time kernel
    122s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-03-2024 18:36

General

  • Target

    runtimes/win-x64/lib/netcoreapp3.0/CefSharp.Core.Runtime.dll

  • Size

    1.9MB

  • MD5

    2d63bcfee8470ea6e0b1dc023181b06d

  • SHA1

    d371ddbbd8387490db9f2a48cb4923b5dd44078a

  • SHA256

    6c4105b8a81b24c58621a6dedd7774c222203ff8e7d2274ba28a64c8d1a724b5

  • SHA512

    5e0c6588160bbfeaf5f67e51b7d6eb4aac977d9738dcc4fc8dbf09a24c55368bd82bd4ce07b49430e569476ac815b39674f485128e8094b50c1ba60072dfdbeb

  • SSDEEP

    49152:FiGrpNMGkuzUqcf2koiYMnKt++e6P4ZcVQm6QhP0lsNxlalB695srQK0OvkQ62ga:4P3

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\runtimes\win-x64\lib\netcoreapp3.0\CefSharp.Core.Runtime.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1936 -s 784
      2⤵
        PID:868

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1936-0-0x0000000002050000-0x00000000022CA000-memory.dmp

      Filesize

      2.5MB

    • memory/1936-1-0x0000000002920000-0x00000000029A0000-memory.dmp

      Filesize

      512KB

    • memory/1936-2-0x000000001B6C0000-0x000000001B8A5000-memory.dmp

      Filesize

      1.9MB

    • memory/1936-3-0x000007FEF5390000-0x000007FEF5D7C000-memory.dmp

      Filesize

      9.9MB

    • memory/1936-4-0x0000000002920000-0x00000000029A0000-memory.dmp

      Filesize

      512KB

    • memory/1936-5-0x000007FEF5390000-0x000007FEF5D7C000-memory.dmp

      Filesize

      9.9MB