Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/07/2026, 13:28

General

  • Target
    Fences6_setup.exe
  • Size 23.0MB
  • Sample260702-qqv5pact8p
  • SHA256 34281307ced2a879ba8d9043cf750bf84a9225341b2ea8e3aa58383bbfaa478d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • UPX packed file 5 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fences6_setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Fences6_setup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3604
    • 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:1807794 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\Fences6_setup.exe" "__IRCT:3" "__IRTSS:0" "__IRSID:S-1-5-21-3047816590-610495838-277027736-1000"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Windows\SysWOW64\reg.exe
        "C:\Windows\system32\reg.exe" export HKLM\Software\Stardock C:\Users\Admin\AppData\Local\Temp\registry_export.txt /y /reg:32
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3036
      • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.exe
        "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.exe" C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.tmp
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2336

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Encoding.lmd

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Encoding.lmd
        • Size 393KB
        • SHA256 d0b2fa60e707982899ecd8c4dc462721c82491245b26721a7c0e840c5f557aed
        • MD5 SHA1 SHA512 SSDEEP TLSH

        GetMachineSID.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.exe
        • Size 58KB
        • SHA256 723adae0e69127a6bfbc65c5ef552a351264205ea5e2bc3b80e505feaa5d0e43
        • MD5 SHA1 SHA512 SSDEEP TLSH

        GetMachineSID.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\GetMachineSID.tmp
        • Size 39B
        • SHA256 bd4f4e8dc055ab7544d365489e475ed7259c19960bba67ae3999fcb33f2acd5d
        • MD5 SHA1 SHA512

        IRIMG1.BMP

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRIMG1.BMP
        • Size 98KB
        • SHA256 455681c51c499cd3c5f1789a82e6717e94d33e912f9add0892c678d137ebf03e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Stardock EULA.html

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\Stardock EULA.html
        • Size 28KB
        • SHA256 9f7358e2b84b39de6e58c79411eae6fb68ad97a30ea171daa7a217ff6b4665d6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        irsetup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
        • Size 1.2MB
        • SHA256 6e48c7a94c709fb4d8dc280c256adbf9180a2ebbc3ad31eea0a39ec7f0a47bfb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        lua5.1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll
        • Size 326KB
        • SHA256 e6cb42ce5a0245dcaf635cd2950b2811ae5f4990cbc11126e2e8e769556144ab
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2024-63-0x0000000000FE0000-0x00000000013CA000-memory.dmp

        memory/2024-32-0x0000000006DE0000-0x0000000006DE3000-memory.dmp

        memory/2024-65-0x0000000010000000-0x0000000010144000-memory.dmp

        memory/2024-66-0x0000000006DE0000-0x0000000006DE3000-memory.dmp

        memory/2024-31-0x0000000010000000-0x0000000010144000-memory.dmp

        memory/2024-80-0x0000000010000000-0x0000000010144000-memory.dmp

        memory/2024-79-0x0000000000FE0000-0x00000000013CA000-memory.dmp

        memory/2024-10-0x0000000000FE0000-0x00000000013CA000-memory.dmp

        memory/2024-86-0x0000000010000000-0x0000000010144000-memory.dmp

        memory/2024-85-0x0000000000FE0000-0x00000000013CA000-memory.dmp

        memory/2024-88-0x0000000010000000-0x0000000010144000-memory.dmp

        memory/2024-90-0x0000000010000000-0x0000000010144000-memory.dmp