Analysis

  • max time kernel
    139s
  • max time network
    152s
  • 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, 11:45

General

  • Target
    2026-08-24_6489f68b87df9f4dc4ee9c0c066e157b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.0MB
  • Sample260825-nw2hjs1fle
  • SHA256 1f3b8138fb5277765b1582c907db5278fa6c1fe5a9fa9ed41290ebfe1b518eb2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 30 IoCs
  • Drops file in Windows directory 63 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-24_6489f68b87df9f4dc4ee9c0c066e157b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-24_6489f68b87df9f4dc4ee9c0c066e157b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4820
  • C:\Users\Admin\AppData\Local\Temp\2026-08-24_6489f68b87df9f4dc4ee9c0c066e157b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-24_6489f68b87df9f4dc4ee9c0c066e157b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:988

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RuntimeReader.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\RuntimeReader.exe
        • Size 2.0MB
        • SHA256 f9507a13ec2ae7ce6402c40389132a1a0451f0d19d1345dd3a6be03b9c7cf0d9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VSTOInstallerMicrosoft.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstallerMicrosoft.exe
        • Size 2.0MB
        • SHA256 d795bd260bc01471a0b91fe06a4954a63c8e13f92be4034152afa3f97891dfdf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javaLauncher.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_117390\javaLauncher.exe
        • Size 2.0MB
        • SHA256 7adf49dbafd7a89d2dc4b59b690c18bfe8c0e1fa5d7041104db6311baa901cc8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        javajavaw.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_117390\javajavaw.exe
        • Size 2.0MB
        • SHA256 90ccbcf80dbc000623016ea2074ae39597cd68b02f8ab386a78ad71a9bb931f2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Internetieinstal.exe

        • Path C:\Program Files (x86)\Internet Explorer\en-US\Internetieinstal.exe
        • Size 2.0MB
        • SHA256 554cfeac0797ec633b2b62f0536b38d64a3b7cf36316398b85d1c93e80ada6f0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgeproxyMicrosoft.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\msedgeproxyMicrosoft.exe
        • Size 2.0MB
        • SHA256 2086d6f66d2e94e17e430fb85cb65f1e5f45d2671473e211bdfcc88a45d677f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoftresources2.0.50727.91576.0507279100.exe

        • Path C:\Windows\Microsoft.NET\Framework\v2.0.50727\JA\Microsoftresources2.0.50727.91576.0507279100.exe
        • Size 2.1MB
        • SHA256 fe6f4a96810a6571a0ff5996635d84ed0964f1ac35adf3e3700d091f365d3240
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FrameworkConfiguration2.0.50727.9157.exe

        • Path C:\Windows\Microsoft.NET\Framework\v2.0.50727\fr\FrameworkConfiguration2.0.50727.9157.exe
        • Size 2.1MB
        • SHA256 cbe5324ea201a7a646f0690a736bfa93cd1f12ca98028c92d734b91396c84cb0
        • MD5 SHA1 SHA512 SSDEEP TLSH