Analysis

  • max time kernel
    117s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    23-03-2024 18:36

General

  • Target

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

  • Size

    1.2MB

  • MD5

    0695056020eb63f62877493e58cb34a4

  • SHA1

    9c8135dc406cd42f2ceebec947c8113238e4fc78

  • SHA256

    cd125611cdb5f3a74ee952951a692ee598daa5a7491e87676a4f68930117bb2a

  • SHA512

    6a74c029cb1f9b96780d207710b00c9430c629174e08c462c5d8db4ae766946dcb464c7b0ec00cf9db947a873f9c8c5338ed02342ce053397cb533c5808dd236

  • SSDEEP

    24576:2SmUYbNCuAzZ0vgnBoXoiYbhQspQ8SdWHubiWycQrQK0OXPwtibTL3:fabRAzZ0vgnBoXoiYbhQspQ8SdWHubiT

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.BrowserSubprocess.Core.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:944
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 944 -s 756
      2⤵
        PID:1724

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/944-0-0x0000000001FA0000-0x000000000221A000-memory.dmp

      Filesize

      2.5MB

    • memory/944-1-0x00000000029B0000-0x0000000002A30000-memory.dmp

      Filesize

      512KB

    • memory/944-2-0x000000001B650000-0x000000001B788000-memory.dmp

      Filesize

      1.2MB

    • memory/944-3-0x000007FEF4B40000-0x000007FEF552C000-memory.dmp

      Filesize

      9.9MB

    • memory/944-4-0x00000000029B0000-0x0000000002A30000-memory.dmp

      Filesize

      512KB

    • memory/944-5-0x000007FEF4B40000-0x000007FEF552C000-memory.dmp

      Filesize

      9.9MB