Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 23:44

General

  • Target
    2026-09-10_fe2287e30507e7917e7456cccf55da1e_cobalt-strike_elex_icedid_neshta_njrat_ransomhub_stealc_vidar.exe
  • Size 1.3MB
  • Sample260910-3rgd5szset
  • SHA256 a16bcb33ead364d0248487ab5fd29432283d3893ebcc5ec1eb640094bce6a083
  • 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.

  • Family: r77

    r77 is an open-source, userland rootkit.

  • Detect Neshta payload 5 IoCs
  • r77 rootkit payload 1 IoCs

    Detects the payload of the r77 rootkit.

  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-10_fe2287e30507e7917e7456cccf55da1e_cobalt-strike_elex_icedid_neshta_njrat_ransomhub_stealc_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-10_fe2287e30507e7917e7456cccf55da1e_cobalt-strike_elex_icedid_neshta_njrat_ransomhub_stealc_vidar.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:3308
    • C:\Users\Admin\AppData\Local\Temp\3582-490\2026-09-10_fe2287e30507e7917e7456cccf55da1e_cobalt-strike_elex_icedid_neshta_njrat_ransomhub_stealc_vidar.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\2026-09-10_fe2287e30507e7917e7456cccf55da1e_cobalt-strike_elex_icedid_neshta_njrat_ransomhub_stealc_vidar.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1216

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

        2026-09-10_fe2287e30507e7917e7456cccf55da1e_cobalt-strike_elex_icedid_neshta_njrat_ransomhub_stealc_vidar.exe

        • Path C:\Users\Admin\AppData\Local\Temp\3582-490\2026-09-10_fe2287e30507e7917e7456cccf55da1e_cobalt-strike_elex_icedid_neshta_njrat_ransomhub_stealc_vidar.exe
        • Size 1.3MB
        • SHA256 47b47fc967f7b55f9272917bca80da2a74547a957e086a5075d6664ad7622f3f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FLiNGTrainer.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\FLiNGTrainer.tmp
        • Size 183KB
        • SHA256 a1d0ea64f13c103d36f27298bc117973224634fba2da416feb0074aa320ff65f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1216-42-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-72-0x0000024FA1B60000-0x0000024FA1B68000-memory.dmp

        memory/1216-20-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-21-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-22-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-12-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-37-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-38-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-39-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-40-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-41-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-11-0x00007FFD36F6F000-0x00007FFD36F70000-memory.dmp

        memory/1216-44-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-14-0x0000024F89020000-0x0000024F89054000-memory.dmp

        memory/1216-74-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-82-0x0000024FA1BB0000-0x0000024FA1BBE000-memory.dmp

        memory/1216-81-0x0000024FA7750000-0x0000024FA778E000-memory.dmp

        memory/1216-178-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-161-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-162-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-163-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-170-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/1216-177-0x00007FFD36DE0000-0x00007FFD37784000-memory.dmp

        memory/3308-160-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3308-179-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3308-180-0x0000000000400000-0x000000000041B000-memory.dmp

        memory/3308-182-0x0000000000400000-0x000000000041B000-memory.dmp