Overview

overview

10

Static

static

10

2026-08-02...at.exe

windows10-2004-x64

9

2026-08-02...at.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/08/2026, 16:04

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General

  • Target
    2026-08-02_fbf668a9978085d48f1aa0e61b702267_cryptbot_elex_luca-stealer_mespinoza_njrat.exe
  • Size 2.9MB
  • Sample260802-th1a8acd44
  • SHA256 babd4233806184f3beda55f253e83a8e860f09e014892b206879ecfc94f0ad1f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
credential_accessdiscoverypersistencespywarestealer

Malware Config

Signatures

  • Detects executables packed with VMProtect. 23 IoCs
  • Executes dropped EXE 8 IoCs
  • Modifies system executable filetype association 2 TTPs 8 IoCs
    persistence
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

    credential_accessstealer
  • Drops Chrome extension 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 61 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 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 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-02_fbf668a9978085d48f1aa0e61b702267_cryptbot_elex_luca-stealer_mespinoza_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-02_fbf668a9978085d48f1aa0e61b702267_cryptbot_elex_luca-stealer_mespinoza_njrat.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops Chrome extension
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:3308
  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:4736
  • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
    1⤵
    • Executes dropped EXE
    PID:2084
  • C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
    "C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"
    1⤵
    • Executes dropped EXE
    PID:1500
  • \??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE
    "c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"
    1⤵
    • Executes dropped EXE
    PID:4936
  • C:\Windows\System32\OpenSSH\ssh-agent.exe
    C:\Windows\System32\OpenSSH\ssh-agent.exe
    1⤵
    • Executes dropped EXE
    PID:3552
  • C:\Windows\system32\AgentService.exe
    C:\Windows\system32\AgentService.exe
    1⤵
    • Executes dropped EXE
    PID:2068
  • C:\Windows\system32\wbengine.exe
    "C:\Windows\system32\wbengine.exe"
    1⤵
    • Executes dropped EXE
    PID:2424
  • C:\Windows\servicing\TrustedInstaller.exe
    C:\Windows\servicing\TrustedInstaller.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    PID:2060

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        elevation_service.exe
        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
        • Size 2.7MB
        • SHA256 06f933e0c09b4d88eb4084892e287fdd5c33cc5b07440064868aee93cdd572a2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        maintenanceservice.exe
        • Path C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe
        • Size 800KB
        • SHA256 387a4445d6eb48a2864102e8df3005462f30ddea9b40fb86533a63a7991fd3c6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        OSE.EXE
        • Path C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE
        • Size 780KB
        • SHA256 57f99e71bb1d1d6493b24cfcd37f1987bdda6cc7c47e699a296d724d6e437ebc
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        setup.vir
        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\Installer\setup.vir
        • Size 6.6MB
        • SHA256 87ad3cd2993269ece0738f76ad01802712116564b2aafa649d0329f810aafaf3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        elevation_service.exe
        • Path C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
        • Size 2.8MB
        • SHA256 ac333ce3e43baebfc81e1f97a17c34f3aa19ab7533ffab5d21dded07d755faec
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        iexplore.exe
        • Path C:\Program Files\Internet Explorer\iexplore.exe
        • Size 1.3MB
        • SHA256 874bc7cfce1f66afdfb024685cce7c597372aec801196c6b306f5ca13a8436e2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        powershell.exe
        • Path C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        • Size 963KB
        • SHA256 5ad1f51df915445df4aebc330cf486d80e7c9d496c080693a23997591afa6b56
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        AgentService.exe
        • Path C:\Windows\System32\AgentService.exe
        • Size 1.7MB
        • SHA256 dc53db1194b83f936ffc3706711a548e2fee2145a9004e906b195525e8b719e4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Appvclient.vir
        • Path C:\Windows\System32\Appvclient.vir
        • Size 1.3MB
        • SHA256 d5fbd298299bdf06834a19ec6263d114c1c11c1d9eb38e80900e4298b20f5863
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ssh-agent.exe
        • Path C:\Windows\System32\OpenSSH\ssh-agent.exe
        • Size 914KB
        • SHA256 796dc3cc3d7a256404f244f9e477412eea97d318edf2d59f6802c5e99de2256b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        wbengine.exe
        • Path C:\Windows\System32\wbengine.exe
        • Size 2.0MB
        • SHA256 ac0bfd68cb01185ad9edc5d56876e50fff18bfedea5e5373d58118b2acb14fd0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        TrustedInstaller.exe
        • Path C:\Windows\servicing\TrustedInstaller.exe
        • Size 193KB
        • SHA256 73684e31ad4afe3fdc525b51ccaacc14d402c92db9c42e3fcbfe1e65524b1c01
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1500-30-0x0000000140000000-0x0000000140219000-memory.dmp
        Download

        memory/2068-66-0x0000000140000000-0x0000000140304000-memory.dmp
        Download

        memory/2068-67-0x0000000140000000-0x0000000140304000-memory.dmp
        Download

        memory/2084-24-0x0000000140000000-0x0000000140418000-memory.dmp
        Download

        memory/2424-73-0x0000000140000000-0x000000014035A000-memory.dmp
        Download

        memory/2424-74-0x0000000140000000-0x000000014035A000-memory.dmp
        Download

        memory/3308-0-0x0000000000400000-0x00000000008B3000-memory.dmp
        Download

        memory/3308-17-0x0000000000400000-0x00000000008B3000-memory.dmp
        Download

        memory/3552-60-0x0000000140000000-0x0000000140246000-memory.dmp
        Download

        memory/3552-59-0x0000000140000000-0x0000000140246000-memory.dmp
        Download

        memory/4736-18-0x0000000140000000-0x000000014042D000-memory.dmp
        Download

        memory/4936-48-0x0000000140000000-0x0000000140213000-memory.dmp
        Download