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Analysis

  • max time kernel
    143s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/03/2024, 03:07

General

  • Target

    $PLUGINSDIR/newadvsplash.dll

  • Size

    6KB

  • MD5

    5100e2f48ba0703991a622f5055a7257

  • SHA1

    8932b3a37ec8200f0e3bc6752f7edb538921eab8

  • SHA256

    bb2f5240aaae2c339c8857e061f9a5057c79b35384a903b6b7be6845ee1db038

  • SHA512

    4f4939eae24a330051c3163509010cc6d0c5ed51a31c41d6bc2a10dae9ea1d0c890b31d42742b45f79c29707d7ba1dea7f60cf25957d205170b83b151ca555ac

  • SSDEEP

    96:viFeZ6F0nLwzgAGDeYTpMkQYmBXRrHOU2cHkd:viF06QpAbYTpnQYmBXRr72c

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newadvsplash.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1104
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\newadvsplash.dll,#1
      2⤵
        PID:1464
    • 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=3244 --field-trial-handle=3488,i,1267426273081718772,6254127258555406296,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:2312

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/1464-0-0x0000000010000000-0x0000000010008000-memory.dmp

        Filesize

        32KB