Overview

overview

3

Static

static

3

SteamtoolsSetup.exe

windows11-21h2-x64

1

Analysis

  • max time kernel
    442s
  • max time network
    1163s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    15-11-2024 17:38

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General

  • Target

    SteamtoolsSetup.exe

  • Size

    978KB

  • MD5

    bbf15e65d4e3c3580fc54adf1be95201

  • SHA1

    79091be8f7f7a6e66669b6a38e494cf7a62b5117

  • SHA256

    c9f2e2abb046ff2535537182edf9a9b748aa10a22e98a1d8c948d874f4ffb304

  • SHA512

    9bb261b4ed84af846e07ffb6352960687e59428fd497faa0a37d70b57a1a7430d48ac350fbb0c3f0f11e4231a98ebca4d6923deba0949fdd7a247a3c02737355

  • SSDEEP

    24576:4Fa9OUi2VoN2gZ1M8UQag3BXrYZt+GgGTfG74T+TRcL:Z9OUiTN2gZ1MExEZkkf+4TARg

Score
1/10

Malware Config

Signatures

  • Modifies registry class 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SteamtoolsSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\SteamtoolsSetup.exe"
    1⤵
      PID:4692
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1396
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:2868

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat
        Filesize

        10KB

        MD5

        d6d3499e5dfe058db4af5745e6885661

        SHA1

        ef47b148302484d5ab98320962d62565f88fcc18

        SHA256

        7ec1b67f891fb646b49853d91170fafc67ff2918befd877dcc8515212be560f6

        SHA512

        ad1646c13f98e6915e51bfba9207b81f6d1d174a1437f9c1e1c935b7676451ff73a694323ff61fa72ec87b7824ce9380423533599e30d889b689e2e13887045f

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