Analysis

  • max time kernel
    159s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 16:50

General

  • Target
    uninst.exe
  • Size 140KB
  • Sample240601-vcgscsha21
  • SHA256 c917c60b1bb35ed4677b1631c3b06574fc034fd45ed901051545396ff74a783c
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uninst.exe
    "C:\Users\Admin\AppData\Local\Temp\uninst.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2964
    • C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2288
  • 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=4156 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2616

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          LangDLL.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsu68BA.tmp\LangDLL.dll
          • Size 5KB
          • SHA256 32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e
          • MD5 SHA1 SHA512 SSDEEP

          UAC.dll

          • Path C:\Users\Admin\AppData\Local\Temp\nsu68BA.tmp\UAC.dll
          • Size 14KB
          • SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
          • MD5 SHA1 SHA512 SSDEEP

          Un.exe

          • Path C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
          • Size 140KB
          • SHA256 c917c60b1bb35ed4677b1631c3b06574fc034fd45ed901051545396ff74a783c
          • MD5 SHA1 SHA512 SSDEEP