Analysis

  • max time kernel
    144s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 14:41

General

  • Target

    $PLUGINSDIR/UserInfo.dll

  • Size

    4KB

  • MD5

    d458b8251443536e4a334147e0170e95

  • SHA1

    ba8d4d580f1bc0bb2eaa8b9b02ee9e91b8b50fc3

  • SHA256

    4913d4cccf84cd0534069107cff3e8e2f427160cad841547db9019310ac86cc7

  • SHA512

    6ff523a74c3670b8b5cd92f62dcc6ea50b65a5d0d6e67ee1079bdb8a623b27dd10b9036a41aa8ec928200c85323c1a1f3b5c0948b59c0671de183617b65a96b1

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\UserInfo.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:764
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
      2⤵
        PID:544
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 544 -s 612
          3⤵
          • Program crash
          PID:4196
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 544 -ip 544
      1⤵
        PID:4028
      • 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=4196,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4036 /prefetch:8
        1⤵
          PID:1748

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads