Analysis

  • max time kernel
    148s
  • max time network
    130s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    19/09/2026, 23:00

General

  • Target
    2026-09-19_9473fabf64d36a69d926832f1519467a_conti_elex_neshta.exe
  • Size 88KB
  • Sample260919-2y5vmsgk2x
  • SHA256 639898e1dab83204311e61abff63d4b74fe0dbb9e840129890697a261c1c3a4d
  • 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.

  • 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 1 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\2026-09-19_9473fabf64d36a69d926832f1519467a_conti_elex_neshta.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-19_9473fabf64d36a69d926832f1519467a_conti_elex_neshta.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:3748
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-09-19_9473fabf64d36a69d926832f1519467a_conti_elex_neshta.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-09-19_9473fabf64d36a69d926832f1519467a_conti_elex_neshta.exe"
      2⤵
      • Executes dropped EXE
      PID:3644

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

        2026-09-19_9473fabf64d36a69d926832f1519467a_conti_elex_neshta.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-09-19_9473fabf64d36a69d926832f1519467a_conti_elex_neshta.exe
        • Size 47KB
        • SHA256 6853437c7392ba6b63a4e4e3010ec5edbec35850b7e488a29573ed8cc09c7c68
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3748-133-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3748-134-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3748-135-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3748-137-0x0000000000400000-0x000000000041B000-memory.dmp