Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 22:00

General

  • Target
    setup.exe
  • Size 1004KB
  • Sample260718-1w4n5agy21
  • SHA256 7a45536610652ea87c8aed24295bafff2725d0ca1642b6d6a4b3622008f2d2b0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Modifies registry class 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5908
    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
      "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:675362 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\setup.exe" "__IRCT:1" "__IRTSS:0" "__IRSID:S-1-5-21-1738198120-2966725515-3980530802-1000"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4836

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        irsetup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
        • Size 567KB
        • SHA256 6ecc1e00a4bd2f7ea071e008d47e9307e18cd82c0e89a46721e2b0e0a33dacf5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/4836-9-0x0000000000400000-0x0000000000581000-memory.dmp

        memory/4836-10-0x0000000000580000-0x0000000000581000-memory.dmp

        memory/4836-23-0x0000000000400000-0x0000000000581000-memory.dmp