Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 21:27

General

  • Target
    CdiResource/vc_redist.x86.exe
  • Size 13.2MB
  • Sample260916-1a2bwazz2k
  • SHA256 5365a927487945ecb040e143ea770adbb296074ece4021b1d14213bde538c490
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
4/10

Malware Config

Signatures

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CdiResource\vc_redist.x86.exe
    "C:\Users\Admin\AppData\Local\Temp\CdiResource\vc_redist.x86.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Windows\Temp\{4F2AC8C9-1991-4F27-A4F8-3BB8F3B2706E}\.cr\vc_redist.x86.exe
      "C:\Windows\Temp\{4F2AC8C9-1991-4F27-A4F8-3BB8F3B2706E}\.cr\vc_redist.x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\CdiResource\vc_redist.x86.exe" -burn.filehandle.attached=592 -burn.filehandle.self=704
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:5368

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        vc_redist.x86.exe

        • Path C:\Windows\Temp\{4F2AC8C9-1991-4F27-A4F8-3BB8F3B2706E}\.cr\vc_redist.x86.exe
        • Size 634KB
        • SHA256 e0e642106c94fd585782b75d1f942872d2bf99d870bed4216e5001e4ba3374c0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logo.png

        • Path C:\Windows\Temp\{FD409AE3-988E-4B8F-A61E-0DEB99929AB0}\.ba\logo.png
        • Size 1KB
        • SHA256 335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
        • MD5 SHA1 SHA512 TLSH

        wixstdba.dll

        • Path C:\Windows\Temp\{FD409AE3-988E-4B8F-A61E-0DEB99929AB0}\.ba\wixstdba.dll
        • Size 191KB
        • SHA256 a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041
        • MD5 SHA1 SHA512 SSDEEP TLSH