Overview

overview

10

Static

static

10

2026-08-05...ub.exe

windows10-2004-x64

10

2026-08-05...ub.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/08/2026, 09:06

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General

  • Target
    2026-08-05_9159c430d87e2bae9d011dfe8e56e583_akira_elex_neshta_ransomhub.exe
  • Size 1.1MB
  • Sample260805-k2zdlatdqa
  • SHA256 48a7b0299380a9e436da2b26a73fa09d4d4cf7fbe097806643d7b67cb584f68e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoveryneshtapersistencespywarestealer

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
  • Detect Neshta payload 5 IoCs
  • 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
  • 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 1 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-05_9159c430d87e2bae9d011dfe8e56e583_akira_elex_neshta_ransomhub.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-05_9159c430d87e2bae9d011dfe8e56e583_akira_elex_neshta_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:4608
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-08-05_9159c430d87e2bae9d011dfe8e56e583_akira_elex_neshta_ransomhub.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-08-05_9159c430d87e2bae9d011dfe8e56e583_akira_elex_neshta_ransomhub.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5464
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe
        3⤵
          PID:4116

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          ACROTE~1.EXE
          • Path C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE
          • Size 86KB
          • SHA256 ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          2026-08-05_9159c430d87e2bae9d011dfe8e56e583_akira_elex_neshta_ransomhub.exe
          • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-08-05_9159c430d87e2bae9d011dfe8e56e583_akira_elex_neshta_ransomhub.exe
          • Size 1.0MB
          • SHA256 b3c5e45f5d7e228fcd2050af82089fde67da8569f87d7df06fab8596d4bf0239
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/4608-133-0x0000000000400000-0x000000000041B000-memory.dmp
          Download

          memory/4608-134-0x0000000000400000-0x000000000041B000-memory.dmp
          Download

          memory/4608-135-0x0000000000400000-0x000000000041B000-memory.dmp
          Download

          memory/4608-137-0x0000000000400000-0x000000000041B000-memory.dmp
          Download