Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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 8 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
  • Suspicious behavior: EnumeratesProcesses 6 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:4748
    • 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:3300
      • C:\Windows\SysWOW64\at.exe
        AT /delete /yes
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4112
    • 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:3648
      • 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:864
  • 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:3940
    • 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:5008
      • C:\Windows\SysWOW64\at.exe
        AT /delete /yes
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4424
    • 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:2676
      • 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:1392
  • C:\Windows\explorer.exe
    Explorer.exe system3_.exe
    1⤵
      PID:3500
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3376
      • 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:1896

    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

          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 8896cc56c8f4b2be6f9e660201015290939fb4ebef043e85ba522e4c330a02e5
          • MD5 SHA1 SHA512 TLSH

          8B2B9A00839EED1DFDCCC3BFC2F5DF12

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12
          • Size 174B
          • SHA256 2e6002a5afdaf207ca336bf122193d70311f407d7a5b04f75490ae74b0b32098
          • MD5 SHA1 SHA512 TLSH

          B46811C17859FFB409CF0E904A4AA8F8

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8
          • Size 170B
          • SHA256 181a0579b12e2fa1d84262cfe9729eb5f9845de2c719fb8dba5caaa2ce550a7d
          • MD5 SHA1 SHA512 TLSH

          setting[1].htm

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YK6WTHFY\setting[1].htm
          • Size 173B
          • SHA256 5bd1cb20b56bb3ea06d9c3f0abe9223a38e93f3d833df496524dcdebfeb3b4ca
          • MD5 SHA1 SHA512 TLSH

          setting[3].htm

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZVQID18K\setting[3].htm
          • Size 178B
          • SHA256 2215b6324712a5453264d05ba2a50d3475a3aca173dfe1bbc46d711722487089
          • 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/1896-17-0x0000000000400000-0x00000000004EE000-memory.dmp

          memory/1896-15-0x0000000000400000-0x00000000004EE000-memory.dmp

          memory/3940-29-0x0000000000400000-0x00000000004EE000-memory.dmp

          memory/3940-42-0x0000000000400000-0x00000000004EE000-memory.dmp

          memory/3940-12-0x0000000000400000-0x00000000004EE000-memory.dmp

          memory/4748-0-0x0000000000400000-0x00000000004EE000-memory.dmp

          memory/4748-1-0x000000000047D000-0x000000000047E000-memory.dmp

          memory/4748-41-0x0000000000400000-0x00000000004EE000-memory.dmp