Analysis

  • max time kernel
    125s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-07-2024 11:01

General

  • Target

    $PLUGINSDIR/nsWebJPDesk.dll

  • Size

    300KB

  • MD5

    483486795b59acf40856efc793bb928b

  • SHA1

    3bf1f3ae90123f0f83d74137e075e756c3f84032

  • SHA256

    3628c8c424b121b6d1604630083dd8fcf9d4886e34a045ab7e8c7e5733ca7ab9

  • SHA512

    fbddfa5a3d9bf74d180167a7a2b7de877b2f1df8f75aeacbb98f8b2d28ba334d33605299682736ae77ed180ba66ede20e2f5b9c74edf5512fadbe6ecb582511c

  • SSDEEP

    3072:BL3y69Ug710uiAe8afyMlqQkkc6ncSQ9vyw8gekwvegplJwwwwww6pZaELk5+C:BL3dUW1X2lqdKcS0Hwjl2Jw

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\nsWebJPDesk.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsWebJPDesk.dll,#1
      2⤵
        PID:5056
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5056 -s 668
          3⤵
          • Program crash
          PID:4936
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5056 -ip 5056
      1⤵
        PID:4480
      • 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 --field-trial-handle=4164,i,18261153038209191383,10347744459236715365,262144 --variations-seed-version --mojo-platform-channel-handle=3972 /prefetch:8
        1⤵
          PID:1240

        Network

        MITRE ATT&CK Matrix

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        Downloads