Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-03-2024 15:02

General

  • Target

    $PLUGINSDIR/nsisdl.dll

  • Size

    14KB

  • MD5

    a95c7af96416b2cd084fed4c07c8c291

  • SHA1

    0c62c2fd843ccb59784404ed36369784dc557671

  • SHA256

    a1e09fb1739ef7557d18104b0d6a4c7725e1ec293f5404c80402f57ff9ebb9d0

  • SHA512

    427ef14b116b574c5558cc6bb0ce03ab37f891f2d7ab0f130e3cddd0265e6bd269c598ce93230e56cd41bb9d2649bbbaa2fa2c654d8116c0c6f79a6f3419d1dc

  • SSDEEP

    384:9ck76gi51kE5aYOMLDC4UnDp9B0Jc5HNw2NE:9ck76gibLCMLDLCx04HNVNE

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\nsisdl.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3148
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsisdl.dll,#1
      2⤵
        PID:3048
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 628
          3⤵
          • Program crash
          PID:676
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3048 -ip 3048
      1⤵
        PID:4324
      • 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=1328 --field-trial-handle=2260,i,11662483365823245381,11064702639240765741,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:552

        Network

        MITRE ATT&CK Matrix

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        Downloads