Analysis

  • max time kernel
    148s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    17/10/2026, 03:46

General

  • Target
    2026-10-16_eafd86174932b67eb70b45182ba152b6_elex_neshta_ransomhub_wannacry.exe
  • Size 1.2MB
  • Sample261017-ebtgrswvgv
  • SHA256 3d3308e6d3c901e91861913934233d0000744051a9672a2f0efe06c4dc5d93e4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Detect Neshta payload 5 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 3 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 7 IoCs

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

  • Modifies Control Panel 1 IoCs
  • Modifies registry class 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-16_eafd86174932b67eb70b45182ba152b6_elex_neshta_ransomhub_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-16_eafd86174932b67eb70b45182ba152b6_elex_neshta_ransomhub_wannacry.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5808
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-16_eafd86174932b67eb70b45182ba152b6_elex_neshta_ransomhub_wannacry.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-16_eafd86174932b67eb70b45182ba152b6_elex_neshta_ransomhub_wannacry.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3196
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7z90C5DC7C\bat2exe.cmd" "
        3⤵
        • Executes a command shell one-liner
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:6044
        • C:\Windows\SysWOW64\mode.com
          MODE 120,80
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1532
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c cscript //nologo bin\browse.vbs
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2864
          • C:\Windows\SysWOW64\cscript.exe
            cscript //nologo bin\browse.vbs
            5⤵
            • Executes a VBScript file via the Windows Script Host.
            • System Location Discovery: System Language Discovery
            • Modifies Control Panel
            • Modifies registry class
            PID:1300
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c dir /b /OD "C:\Users\Admin\Desktop\New folder\*.bat" "C:\Users\Admin\Desktop\New folder\*.cmd"
          4⤵
          • Executes a command shell one-liner
          • System Location Discovery: System Language Discovery
          PID:1224

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AcroRd32.exe

        • Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
        • Size 2.4MB
        • SHA256 8268d3fefe8ca96a25a73690d14bacf644170ab5e9e70d2f8eeb350a4c83f9f6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-10-16_eafd86174932b67eb70b45182ba152b6_elex_neshta_ransomhub_wannacry.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-16_eafd86174932b67eb70b45182ba152b6_elex_neshta_ransomhub_wannacry.exe
        • Size 1.1MB
        • SHA256 5c33850ef8dc4e91adcd4f3a717d176e4922ac3e7ec9f9a47548c5a946dbcfb2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bat2exe.cmd

        • Path C:\Users\Admin\AppData\Local\Temp\7z90C5DC7C\bat2exe.cmd
        • Size 9KB
        • SHA256 1fa3bdad58d2a811aabdf7e066acf1c763af3cd0679d0d13de5f82d486e26b25
        • MD5 SHA1 SHA512 SSDEEP TLSH

        browse.vbs

        • Path C:\Users\Admin\AppData\Local\Temp\7z90C5DC7C\bin\browse.vbs
        • Size 928B
        • SHA256 cbaf396ff11d723e0fff497c6b7afedabe6975bcb32b7512058732911111ab15
        • MD5 SHA1 SHA512 TLSH

        memory/5808-158-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5808-159-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5808-160-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/5808-162-0x0000000000400000-0x000000000041B000-memory.dmp