Analysis

  • max time kernel
    123s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 12:37

General

  • Target
    2026-11-07_8270aabea4798555e0c91df8b987a977_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 867KB
  • Sample261107-ptpxeads5m
  • SHA256 6456e6b90413a69ebb60bd9b911dd28f5540594d62db20f3e40f3c4593832065
  • 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 29 IoCs
  • Drops file in Windows directory 55 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.

  • 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-07_8270aabea4798555e0c91df8b987a977_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-07_8270aabea4798555e0c91df8b987a977_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:5008
  • C:\Users\Admin\AppData\Local\Temp\2026-11-07_8270aabea4798555e0c91df8b987a977_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-11-07_8270aabea4798555e0c91df8b987a977_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
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2052

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        libGLESv2Library.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libGLESv2Library.exe
        • Size 8.3MB
        • SHA256 e6e88fc4925342d9cafcf35023413978820e8c633bddeeb144d1118031b6bf94
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CreateAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\CreateAdobe.exe
        • Size 860KB
        • SHA256 16323bfd4cd9c59c0f25aae8df784742d68d686f74c538444f809d2c0881bb4c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cryptocmeextractor.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\cryptocmeextractor.exe
        • Size 871KB
        • SHA256 c88ec008252921b7b5211b83db4d7b852f0ec14ba21ed68741f62763025520d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MCIMPPQuickTime.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\MCIMPPQuickTime.exe
        • Size 868KB
        • SHA256 1c6f23259e9ec6a0c836a8298a1c37e67aa9b541d15211ad78437d4eab190375
        • MD5 SHA1 SHA512 SSDEEP TLSH

        QuickTimeAdobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\QuickTimeAdobe.exe
        • Size 868KB
        • SHA256 c8718911b490ccc6fb7bfe654930e093a02a3954ab45ee40fda4c442d158c925
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Systemresources.exe

        • Path C:\Windows\Microsoft.NET\Framework\v2.0.50727\ES\Systemresources.exe
        • Size 946KB
        • SHA256 0052f1de25c6e511661a340f23b2a6475eb56b5103d3aa38cd9b1d325c2e2190
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemSystem10.0.26100.1591.exe

        • Path C:\Windows\SystemSystem10.0.26100.1591.exe
        • Size 867KB
        • SHA256 6456e6b90413a69ebb60bd9b911dd28f5540594d62db20f3e40f3c4593832065
        • MD5 SHA1 SHA512 SSDEEP TLSH