Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 00:27

General

  • Target
    2026-07-27_14477d9e9c0eb9d6e67bc7041f8e6b4f_elex_stop.exe
  • Size 1.1MB
  • Sample260728-ar78msgp7x
  • SHA256 06693a8a89c1baafc553859f6c884a71185c60269d2a9dd947cbe05a50daafca
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 5 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 4 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 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 10 IoCs
  • Modifies Internet Explorer start page 1 TTPs 4 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-27_14477d9e9c0eb9d6e67bc7041f8e6b4f_elex_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-27_14477d9e9c0eb9d6e67bc7041f8e6b4f_elex_stop.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C AT /delete /yes
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5440
      • C:\Windows\SysWOW64\at.exe
        AT /delete /yes
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5044
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4936
      • C:\Windows\SysWOW64\at.exe
        AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5544
  • C:\Windows\explorer.exe
    Explorer.exe system3_.exe
    1⤵
      PID:3068
    • C:\Users\Admin\Desktop\system3_.exe
      C:\Users\Admin\Desktop\system3_.exe
      1⤵
      • Modifies WinLogon for persistence
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies Internet Explorer start page
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1196
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /C AT /delete /yes
        2⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2508
        • C:\Windows\SysWOW64\at.exe
          AT /delete /yes
          3⤵
          • System Location Discovery: System Language Discovery
          PID:1576
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /C AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe
        2⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5860
        • C:\Windows\SysWOW64\at.exe
          AT 09:00 /interactive /EVERY:m,t,w,th,f,s,su C:\Users\Admin\Desktop\system3_.exe
          3⤵
          • System Location Discovery: System Language Discovery
          PID:4572
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4612
      • C:\Users\Admin\Desktop\system3_.exe
        "C:\Users\Admin\Desktop\system3_.exe"
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4776
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:4432

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            37996DB9BB614EAA7D6117AAB3E0F7C9

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37996DB9BB614EAA7D6117AAB3E0F7C9
            • Size 420B
            • SHA256 06fb46e7b4125ff0c02d9e6318029fa9d2d9bf022d0c7a28ba38296a78bb72af
            • MD5 SHA1 SHA512 TLSH

            57C8EDB95DF3F0AD4EE2DC2B8CFD4157

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
            • Size 4KB
            • SHA256 0300e9ddb527990e8b59d06e9ccf3ec2bd92d3bbd0ef4fba69d6336e4195e82d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            8B2B9A00839EED1DFDCCC3BFC2F5DF12

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12
            • Size 1KB
            • SHA256 63b14543360f5e89942ea8d5113526e64fbc71c1207328f0136b3a495d921dd0
            • MD5 SHA1 SHA512 TLSH

            B46811C17859FFB409CF0E904A4AA8F8

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8
            • Size 528B
            • SHA256 d2bb091268ade68ad8121d2184d0fbce128070156304bd4de312e6fbd267409c
            • MD5 SHA1 SHA512 TLSH

            37996DB9BB614EAA7D6117AAB3E0F7C9

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37996DB9BB614EAA7D6117AAB3E0F7C9
            • Size 192B
            • SHA256 72fc183d2e86ff0880350f735bf97762e1ea43de9ecfad08ceb33e4ab3631fe6
            • MD5 SHA1 SHA512 TLSH

            57C8EDB95DF3F0AD4EE2DC2B8CFD4157

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
            • Size 342B
            • SHA256 430ede4dfd565ed9d87341d0a7c82bd9f10d093f466eaefe7430e2a9ff277b78
            • MD5 SHA1 SHA512 TLSH

            8B2B9A00839EED1DFDCCC3BFC2F5DF12

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
            • Size 174B
            • SHA256 ee6cf2e49a878d4e946d6c631ee04274d6f813529be28c3953fcda3e931a933c
            • MD5 SHA1 SHA512 TLSH

            B46811C17859FFB409CF0E904A4AA8F8

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
            • Size 170B
            • SHA256 62a2220ece57739b66eec72ba3ead4b7fe58146e7fa651a6cfda7907d1926849
            • MD5 SHA1 SHA512 TLSH

            setting[2].htm

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\K3CCLSRG\setting[2].htm
            • Size 178B
            • SHA256 2215b6324712a5453264d05ba2a50d3475a3aca173dfe1bbc46d711722487089
            • MD5 SHA1 SHA512 TLSH

            setting[2].htm

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\T62SOWKB\setting[2].htm
            • Size 173B
            • SHA256 5bd1cb20b56bb3ea06d9c3f0abe9223a38e93f3d833df496524dcdebfeb3b4ca
            • MD5 SHA1 SHA512 TLSH

            autorun.ini

            • Path C:\Users\Admin\Desktop\autorun.ini
            • Size 102B
            • SHA256 94a1ac3d574425ec8a3cc01675e4d787373d2a190dddd4f8ba507c49ca3fd42a
            • MD5 SHA1 SHA512 TLSH

            system3_.exe

            • Path C:\Users\Admin\Desktop\system3_.exe
            • Size 1.1MB
            • SHA256 06693a8a89c1baafc553859f6c884a71185c60269d2a9dd947cbe05a50daafca
            • MD5 SHA1 SHA512 SSDEEP TLSH

            memory/1196-41-0x0000000000400000-0x00000000004EE000-memory.dmp

            memory/4308-0-0x0000000000400000-0x00000000004EE000-memory.dmp

            memory/4308-1-0x000000000047D000-0x000000000047E000-memory.dmp

            memory/4308-40-0x0000000000400000-0x00000000004EE000-memory.dmp

            memory/4776-10-0x0000000000400000-0x00000000004EE000-memory.dmp