Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/06/2024, 10:53

General

  • Target

    luyou/msvcp90.dll

  • Size

    559KB

  • MD5

    871f979d70414c900b35e56222932daf

  • SHA1

    dd683e4ad54cab6ba1c7b3ce9c0925db0e1d0e66

  • SHA256

    91fd46d7335c9990a20f215b9f6f53bc59551420a9c99ad8110ae2f9ff7598f0

  • SHA512

    87e1e585a8a5ffc1bbe87d58e4d8de2831d1589526143ca0cf7fb919b4842c81e50b656cb6a44975d707753063171801cb538d6755a573f8a91cc8be996f7fc0

  • SSDEEP

    12288:d0/veMyZ137mSEWT0VkypLvNLehUgiW6QR7t5183Ooc8SHkC2eM8Oa:d0SZ13iwJmNLq83Ooc8SHkC2eb

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\luyou\msvcp90.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4756
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\luyou\msvcp90.dll,#1
      2⤵
        PID:3676
    • 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=4212,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:8
      1⤵
        PID:3124

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads