Analysis

  • user interaction
    yes
  • max time kernel
    92s
  • max time network
    66s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    24/10/2026, 10:20

General

  • Target
    Tekken 3.exe
  • Size 26.3MB
  • Sample261024-mc49nahs6v
  • SHA256 74405c6442cbf02e9d3792909e51cb345237f1f0818849f8873dabb79f528c19
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Checks installed software on the system 1 TTPs

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

  • UPX packed file 16 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Program crash 1 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 6 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Tekken 3.exe
    "C:\Users\Admin\AppData\Local\Temp\Tekken 3.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1384
    • 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:1948930 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\Tekken 3.exe" "__IRCT:0" "__IRTSS:0" "__IRSID:S-1-5-21-4057491610-3392471755-192832105-1000"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3708
      • C:\Windows\SysWOW64\regedit.exe
        "regedit.exe" "C:\Program Files (x86)\Tekken 3\Tekken Register.reg"
        3⤵
        • System Location Discovery: System Language Discovery
        • Runs .reg file with regedit
        PID:2824
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Program Files (x86)\Tekken 3\Tekken.bat" "
    1⤵
    • Executes a command shell one-liner
    • Suspicious use of WriteProcessMemory
    PID:5388
    • C:\Program Files (x86)\Tekken 3\ePSXe.exe
      ePSXe.exe -loadbin Tekken.iso -nogui
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4552
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 1288
        3⤵
        • Program crash
        PID:1492
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:3560
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
    1⤵
    • Checks processor information in registry
    • Modifies registry class
    PID:5756
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4552 -ip 4552
    1⤵
      PID:5976

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Tekken Register.reg

          • Path C:\Program Files (x86)\Tekken 3\Tekken Register.reg
          • Size 975B
          • SHA256 dac0e2d79f77928eb3ea6f7bfb6e2fc54bb49333835e1cca6f3f0354a0c2a025
          • MD5 SHA1 SHA512 TLSH

          Tekken.bat

          • Path C:\Program Files (x86)\Tekken 3\Tekken.bat
          • Size 36B
          • SHA256 e12f18391d126f79ca0702266bc40b0bb411b3bc5c6059f5baca74a97978d791
          • MD5 SHA1 SHA512

          Tekken.iso

          • Path C:\Program Files (x86)\Tekken 3\Tekken.iso
          • Size 43.0MB
          • SHA256 0f059c80b9477940f3bca0be680caae4497d0c71d74a7876f6fef5879bfd9813
          • MD5 SHA1 SHA512 SSDEEP TLSH

          uninstall.xml

          • Path C:\Program Files (x86)\Tekken 3\Uninstall\uninstall.xml
          • Size 29KB
          • SHA256 e77049f9a5658328b8ce41db1bb206ea4294d877df52853a7b9a181c269d27c3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          uninstall.xml

          • Path C:\Program Files (x86)\Tekken 3\Uninstall\uninstall.xml
          • Size 35KB
          • SHA256 39d140f06066c847acb0b6d4cc39a297c10a6b929ccf94d222e954c6c8f1a6ba
          • MD5 SHA1 SHA512 SSDEEP TLSH

          scph1001.bin

          • Path C:\Program Files (x86)\Tekken 3\bios\scph1001.bin
          • Size 512KB
          • SHA256 71af94d1e47a68c11e8fdb9f8368040601514a42a5a399cda48c7d3bff1e99d3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          burutter.dll

          • Path C:\Program Files (x86)\Tekken 3\burutter.dll
          • Size 28KB
          • SHA256 d8cc111a51ffbbb0ea9c15375ff998392d16df3adeb85a26ce00dc5e7111cee1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ePSXe.exe

          • Path C:\Program Files (x86)\Tekken 3\ePSXe.exe
          • Size 158KB
          • SHA256 f2f635dfb6c97aa02a653c435726c908860163e48a834ff6606f5450686ffe18
          • MD5 SHA1 SHA512 SSDEEP TLSH

          erase.me

          • Path C:\Program Files (x86)\Tekken 3\patches\erase.me
          • Size 25B
          • SHA256 5fdaaf58ab8eb5cb7c00fd1a261af2221f6805aa191d8541dbeecbc57a27d99b
          • MD5 SHA1 SHA512

          D3D.CFG

          • Path C:\Program Files (x86)\Tekken 3\plugins\D3D.CFG
          • Size 216B
          • SHA256 1444f55aeb0b112e8458700a6bd2398264edf2f04daccf61b12e390e3808b091
          • MD5 SHA1 SHA512 TLSH

          gpuImpactD3D.dll

          • Path C:\Program Files (x86)\Tekken 3\plugins\gpuImpactD3D.dll
          • Size 57KB
          • SHA256 29f24e5f4f2df06ba152dde04500817530c5b80c730a9fafce09a3bb04eda641
          • MD5 SHA1 SHA512 SSDEEP TLSH

          spuEternal.dll

          • Path C:\Program Files (x86)\Tekken 3\plugins\spuEternal.dll
          • Size 21KB
          • SHA256 f915c37f5e4427bcc0198f1544aab9311da8bfe6d87e1628e06131140e16f1ba
          • MD5 SHA1 SHA512 SSDEEP TLSH

          IRIMG1.JPG

          • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRIMG1.JPG
          • Size 3KB
          • SHA256 b701ec39ccb465f39b99adc2d9e5464cdeff36cea6037a9fe611454df2f93c84
          • MD5 SHA1 SHA512 TLSH

          IRIMG2.JPG

          • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\IRIMG2.JPG
          • Size 559KB
          • SHA256 c36342c3f87bda6085dfdee3e558c552f733f2c5e774980370dd1a8ac7e3a813
          • MD5 SHA1 SHA512 SSDEEP TLSH

          irsetup.exe

          • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
          • Size 1.3MB
          • SHA256 b15d67b4a57184e5202df3c25e20dc0b7f853f4d527d148b337138900989824a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          lua5.1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\lua5.1.dll
          • Size 322KB
          • SHA256 769416fa7edf38e91a55f4f7163914ee4aad9c8c890ed641c300b73157acac45
          • MD5 SHA1 SHA512 SSDEEP TLSH

          desktop.ini

          • Path C:\Users\Admin\Videos\Captures\desktop.ini
          • Size 190B
          • SHA256 86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2
          • MD5 SHA1 SHA512 TLSH

          memory/3708-341-0x0000000000E50000-0x0000000001237000-memory.dmp

          memory/3708-22-0x0000000000E50000-0x0000000001237000-memory.dmp

          memory/3708-28-0x0000000000E50000-0x0000000001237000-memory.dmp

          memory/3708-10-0x0000000000E50000-0x0000000001237000-memory.dmp

          memory/3708-337-0x0000000000E50000-0x0000000001237000-memory.dmp

          memory/4552-356-0x0000000003440000-0x000000000366F000-memory.dmp

          memory/4552-357-0x0000000003440000-0x000000000366F000-memory.dmp

          memory/4552-369-0x0000000004D80000-0x0000000004E4B000-memory.dmp

          memory/4552-346-0x0000000000400000-0x00000000008E4000-memory.dmp

          memory/4552-386-0x0000000004D80000-0x0000000004E4B000-memory.dmp

          memory/4552-384-0x0000000000400000-0x00000000008E4000-memory.dmp

          memory/4552-387-0x0000000003440000-0x000000000366F000-memory.dmp