Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 22:57

General

  • Target
    FabFilter - Pro-Q 4 v4.01.exe
  • Size 6.4MB
  • Sample260910-2xc38shp4w
  • SHA256 8f7fbee8238c92b0e2e6ddbc74062d8890088e6d5c72c1be894ea570ec4abc8d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in Program Files directory 12 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.

  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FabFilter - Pro-Q 4 v4.01.exe
    "C:\Users\Admin\AppData\Local\Temp\FabFilter - Pro-Q 4 v4.01.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4648
    • C:\Users\Admin\AppData\Local\Temp\is-U15BO.tmp\FabFilter - Pro-Q 4 v4.01.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-U15BO.tmp\FabFilter - Pro-Q 4 v4.01.tmp" /SL5="$50282,5691949,1187328,C:\Users\Admin\AppData\Local\Temp\FabFilter - Pro-Q 4 v4.01.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      PID:4272

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        FabFilter - Pro-Q 4 v4.01.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\is-U15BO.tmp\FabFilter - Pro-Q 4 v4.01.tmp
        • Size 3.4MB
        • SHA256 6314cd49c10779f37fa5afdcdf9c97b37ba5ba3b0e2330c810be5ef6c46cd8c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4272-6-0x00000000027B0000-0x00000000027B1000-memory.dmp

        memory/4272-10-0x00000000027B0000-0x00000000027B1000-memory.dmp

        memory/4272-9-0x0000000000400000-0x000000000076B000-memory.dmp

        memory/4272-12-0x0000000000400000-0x000000000076B000-memory.dmp

        memory/4272-31-0x0000000000400000-0x000000000076B000-memory.dmp

        memory/4648-0-0x0000000000400000-0x000000000052F000-memory.dmp

        memory/4648-8-0x0000000000400000-0x000000000052F000-memory.dmp

        memory/4648-32-0x0000000000400000-0x000000000052F000-memory.dmp