Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260630-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/07/2026, 19:36

General

  • Target
    VC_redist.x64.exe
  • Size 24.4MB
  • Sample260705-ybbfqsaz9m
  • SHA256 cc0ff0eb1dc3f5188ae6300faef32bf5beeba4bdd6e8e445a9184072096b713b
  • 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\VC_redist.x64.exe
    "C:\Users\Admin\AppData\Local\Temp\VC_redist.x64.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5932
    • C:\Windows\Temp\{8F72732D-632B-4893-9DAF-E691D632E240}\.cr\VC_redist.x64.exe
      "C:\Windows\Temp\{8F72732D-632B-4893-9DAF-E691D632E240}\.cr\VC_redist.x64.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\VC_redist.x64.exe" -burn.filehandle.attached=740 -burn.filehandle.self=592
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:6100

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        VC_redist.x64.exe

        • Path C:\Windows\Temp\{8F72732D-632B-4893-9DAF-E691D632E240}\.cr\VC_redist.x64.exe
        • Size 670KB
        • SHA256 568c9ba533624084ea18f7a562b4aa2249ed4e41281524a061a0d0b1008cf6bd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        logo.png

        • Path C:\Windows\Temp\{F8C0CAEC-2D5E-4F2F-8BD9-03BC548A58AB}\.ba\logo.png
        • Size 1KB
        • SHA256 335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
        • MD5 SHA1 SHA512 TLSH

        wixstdba.dll

        • Path C:\Windows\Temp\{F8C0CAEC-2D5E-4F2F-8BD9-03BC548A58AB}\.ba\wixstdba.dll
        • Size 215KB
        • SHA256 e921f69b9fb4b5ad4691809d06896c5f1d655ab75e0ce94a372319c243c56d4e
        • MD5 SHA1 SHA512 SSDEEP TLSH