Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/11/2026, 22:32

General

  • Target
    2026-10-31_986d32171727031b46bf2be8dc7583e4_akira_amadey_cobalt-strike_elex_luca-stealer_neshta_njrat_ransomhub.exe
  • Size 555KB
  • Sample261101-2f92msyvds
  • SHA256 1d3b2892e85cc23c75ff8a0c7c43c853a34f044ef2cab04704faf4f8dc5b0235
  • 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\2026-10-31_986d32171727031b46bf2be8dc7583e4_akira_amadey_cobalt-strike_elex_luca-stealer_neshta_njrat_ransomhub.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-31_986d32171727031b46bf2be8dc7583e4_akira_amadey_cobalt-strike_elex_luca-stealer_neshta_njrat_ransomhub.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:1808
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-31_986d32171727031b46bf2be8dc7583e4_akira_amadey_cobalt-strike_elex_luca-stealer_neshta_njrat_ransomhub.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-31_986d32171727031b46bf2be8dc7583e4_akira_amadey_cobalt-strike_elex_luca-stealer_neshta_njrat_ransomhub.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:268

Network

        MITRE ATT&CK Enterprise v16

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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

        2026-10-31_986d32171727031b46bf2be8dc7583e4_akira_amadey_cobalt-strike_elex_luca-stealer_neshta_njrat_ransomhub.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-10-31_986d32171727031b46bf2be8dc7583e4_akira_amadey_cobalt-strike_elex_luca-stealer_neshta_njrat_ransomhub.exe
        • Size 515KB
        • SHA256 25b54bfd9734aa606fbea756ff25a13cf3b03e573e63a8923d44f71b378a77b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1808-132-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1808-133-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1808-134-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/1808-136-0x0000000000400000-0x000000000041B000-memory.dmp