Analysis

  • max time kernel
    138s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-04-2024 20:42

General

  • Target

    $PLUGINSDIR/nsDialogs.dll

  • Size

    9KB

  • MD5

    4ccc4a742d4423f2f0ed744fd9c81f63

  • SHA1

    704f00a1acc327fd879cf75fc90d0b8f927c36bc

  • SHA256

    416133dd86c0dff6b0fcaf1f46dfe97fdc85b37f90effb2d369164a8f7e13ae6

  • SHA512

    790c5eb1f8b297e45054c855b66dfc18e9f3f1b1870559014dbefa3b9d5b6d33a993a9e089202e70f51a55d859b74e8605c6f633386fd9189b6f78941bf1bfdb

  • SSDEEP

    192:SbEunjqjIcESwFlioU3M0LLF/t8t9pKSfOi:SbESjFCw6oWPFl8jfOi

Score
3/10

Malware Config

Signatures

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4308
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 636
        3⤵
        • Program crash
        PID:5772
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4308 -s 636
        3⤵
        • Program crash
        PID:5340
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4308 -ip 4308
    1⤵
      PID:4148
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3904 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:5372

      Network

      MITRE ATT&CK Matrix

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      Downloads