Analysis

  • max time kernel
    139s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 15:19

General

  • Target

    $PLUGINSDIR/InstallOptionsEx.dll

  • Size

    128KB

  • MD5

    129b0668093a10e2a704a846c74a2ae8

  • SHA1

    d16c6e7d449b9b81b9f67e29f5b08a47a1534072

  • SHA256

    3a2593bcf62fc1d085bd2eafdbf762eb82b3b8a0619ba470eefe4df622ae783c

  • SHA512

    b96e911f503176d074b6ee7d9ca6735b2fd3474b1e34867addbdb7717300aaf7cbdeabe3c536df652327dd3063009d44fa33861bb7fcc4208d368e5b32357dfb

  • SSDEEP

    1536:MhdCp8I6g5rD48du2H1qqja40oal19wgBOxnu3TbNbFgb9j+WIwv4Q9QZatxt0tF:gdxg5QC0/lw8tub9Tv44Iat3wok

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\$PLUGINSDIR\InstallOptionsEx.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptionsEx.dll,#1
      2⤵
        PID:4588
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4588 -s 636
          3⤵
          • Program crash
          PID:3668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4588 -ip 4588
      1⤵
        PID:404
      • 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 --field-trial-handle=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4432 /prefetch:8
        1⤵
          PID:2484

        Network

        MITRE ATT&CK Matrix

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        Downloads