Analysis

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

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/10/2026, 15:03

General

  • Target
    2026-10-26_6c79cc2a8f82af2893a28534df3123a2_elex_neshta_ransomhub_rhadamanthys_stop.exe
  • Size 179KB
  • Sample261027-sfefasdz21
  • SHA256 074ac55e06b170610c5123a9276df4ed7929372c4058b3e8aeb2134bbe975fc2
  • 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.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-26_6c79cc2a8f82af2893a28534df3123a2_elex_neshta_ransomhub_rhadamanthys_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-26_6c79cc2a8f82af2893a28534df3123a2_elex_neshta_ransomhub_rhadamanthys_stop.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:1088
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-26_6c79cc2a8f82af2893a28534df3123a2_elex_neshta_ransomhub_rhadamanthys_stop.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-26_6c79cc2a8f82af2893a28534df3123a2_elex_neshta_ransomhub_rhadamanthys_stop.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5532

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

        2026-10-26_6c79cc2a8f82af2893a28534df3123a2_elex_neshta_ransomhub_rhadamanthys_stop.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-26_6c79cc2a8f82af2893a28534df3123a2_elex_neshta_ransomhub_rhadamanthys_stop.exe
        • Size 139KB
        • SHA256 01036616f4d9893aca31274ca7f1e80286b2d979dbe46fb498a3b5dfd77e00b1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1088-133-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1088-134-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1088-135-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1088-137-0x0000000000400000-0x000000000041B000-memory.dmp