Overview

overview

6

Static

static

3

2026-10-21...ee.exe

windows10-2004-x64

6

2026-10-21...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    132s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/10/2026, 19:40

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General

  • Target
    2026-10-21_80b8de8f4b3d3b21f97df89a43bb06fd_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.2MB
  • Sample261022-ydldqaxt6q
  • SHA256 5e9721ece2cee7a1559591c6aa86d53f6da1d717474ae845745e41901c223b3b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

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

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

    discovery
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 38 IoCs
  • Drops file in Windows directory 42 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-21_80b8de8f4b3d3b21f97df89a43bb06fd_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-21_80b8de8f4b3d3b21f97df89a43bb06fd_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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4656
  • C:\Users\Admin\AppData\Local\Temp\2026-10-21_80b8de8f4b3d3b21f97df89a43bb06fd_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-10-21_80b8de8f4b3d3b21f97df89a43bb06fd_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5816

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        AdobeAiod.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AdobeAiod.exe
        • Size 1.2MB
        • SHA256 5e9721ece2cee7a1559591c6aa86d53f6da1d717474ae845745e41901c223b3b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Unicodewidevinecdmadapter.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\Unicodewidevinecdmadapter.exe
        • Size 1.3MB
        • SHA256 c641dab4fb859f2e6809a5ce21372cecb9fbdab190cb7c2f0fadf6938a7497da
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        WCChromeNativeMessagingHostCreate19.10.20064.310990.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostCreate19.10.20064.310990.exe
        • Size 1.2MB
        • SHA256 c256d340ad75615344419d6dfa9bc77480df3507ee38e5d7725d14cec3c454bf
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rt3dwowhelper.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\rt3dwowhelper.exe
        • Size 1.2MB
        • SHA256 97835784de84257ceac092a65a2e7dd90ad121be7ebb7687e312fe1bd5c72309
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        U381Platform.exe
        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_122484\U381Platform.exe
        • Size 1.2MB
        • SHA256 1d073f266b4c400efe969f61bfd067a37239fdafc0e7b76261685274d701c333
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Windowsmsdaprsr10.0.26100.1.exe
        • Path C:\Program Files (x86)\Common Files\System\msadc\fr-FR\Windowsmsdaprsr10.0.26100.1.exe
        • Size 1.2MB
        • SHA256 86e0bd5a20ae9195c91d176621baaa4aa442e623ec0b680a4c34b024f2cf2264
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        MicrosoftUpdate.exe
        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftUpdate.exe
        • Size 1.3MB
        • SHA256 bee8d5e40d4fcf08fcc82f89c21fa76985bc858c22aa40f6ee5ac0f8fd28700f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        windowsoperativo.exe
        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Windows.DeveloperLicense.Commands.Resources\v4.0_10.0.0.0_es_31bf3856ad364e35\windowsoperativo.exe
        • Size 1.2MB
        • SHA256 233658894da1e29fc3ac1854b5d2a37ec74aeb3c013b8270f577da17f5be2dea
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download