Overview

overview

10

Static

static

3

2026-08-24...ry.exe

windows10-2004-x64

10

2026-08-24...ry.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 12:20

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General

  • Target
    2026-08-24_5eb9508a791ec1da6acbf71ff82e22ab_elex_neshta_wannacry.exe
  • Size 532KB
  • Sample260825-phrxmahb22
  • SHA256 25f31e2655916ba0779b005776cc1847f0a0a26f8935a4c5634f7df4c2ff9eac
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
bootkitdiscoveryneshtapersistencespywarestealer

Malware Config

Signatures

  • Family: Neshta

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

    persistencespywareneshta
  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
    persistence
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-24_5eb9508a791ec1da6acbf71ff82e22ab_elex_neshta_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-24_5eb9508a791ec1da6acbf71ff82e22ab_elex_neshta_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:1096
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-08-24_5eb9508a791ec1da6acbf71ff82e22ab_elex_neshta_wannacry.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-08-24_5eb9508a791ec1da6acbf71ff82e22ab_elex_neshta_wannacry.exe"
      2⤵
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:4136

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 bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        2026-08-24_5eb9508a791ec1da6acbf71ff82e22ab_elex_neshta_wannacry.exe
        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-08-24_5eb9508a791ec1da6acbf71ff82e22ab_elex_neshta_wannacry.exe
        • Size 492KB
        • SHA256 c924c2120de830e635b1bc0fb64ca98cae515df018d561c486d1df7844fa07e5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1096-134-0x0000000000400000-0x000000000041B000-memory.dmp
        Download

        memory/1096-135-0x0000000000400000-0x000000000041B000-memory.dmp
        Download

        memory/1096-136-0x0000000000400000-0x000000000041B000-memory.dmp
        Download

        memory/1096-138-0x0000000000400000-0x000000000041B000-memory.dmp
        Download