Analysis

  • max time kernel
    133s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 13:26

General

  • Target
    2026-08-01_86eb810523d624dee1525b415e597ed6_coinminer_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.6MB
  • Sample260801-qpl6dsbc64
  • SHA256 cdd5056d1d84d51b376e8a5ebb197bdcb0e4de219c924fb95e09e3d3567dff90
  • 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 4 IoCs
  • Drops file in Program Files directory 36 IoCs
  • Drops file in Windows directory 58 IoCs
  • 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.

  • 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\2026-08-01_86eb810523d624dee1525b415e597ed6_coinminer_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-01_86eb810523d624dee1525b415e597ed6_coinminer_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:3292
  • C:\Users\Admin\AppData\Local\Temp\2026-08-01_86eb810523d624dee1525b415e597ed6_coinminer_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-01_86eb810523d624dee1525b415e597ed6_coinminer_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:5000

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AdobeWCChromeNativeMessagingHost.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\AdobeWCChromeNativeMessagingHost.exe
        • Size 2.3MB
        • SHA256 c45182aa90b624ab318b96d401bb271f6c23efd5d24c7d5e275100ffdcdcfe22
        • MD5 SHA1 SHA512 SSDEEP TLSH

        HandlerReader.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\HandlerReader.exe
        • Size 2.2MB
        • SHA256 578dc8b956cc688e47e27fe9e7b541dee7571d23dbd1d0411289c13aafc19426
        • MD5 SHA1 SHA512 SSDEEP TLSH

        filesReader.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\filesReader.exe
        • Size 2.6MB
        • SHA256 e3c502b999f1e62df7ff2cb86efa96656de3e7da4e87a579217fb5d8f6a51cd5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftDAO360.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\DAO\MicrosoftDAO360.exe
        • Size 2.2MB
        • SHA256 857e04e475e94650fae5bcb63a6301c587c589c928396d5fa541851cc2f538d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        EdgeInstaller.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\122.0.2365.106\Installer\EdgeInstaller.exe
        • Size 2.4MB
        • SHA256 eb0a4b7dc0fb0a6c5a6685ce0be73155b207ae1fa46f450912899878cd80bded
        • MD5 SHA1 SHA512 SSDEEP TLSH

        EdgeEdge.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\1.3.195.65\EdgeEdge.exe
        • Size 2.4MB
        • SHA256 ed97baa720d4795f9e30b29f5a9c043118c3263752c40d0e402570818049fd9a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcespackagemanagement.exe

        • Path C:\Program Files (x86)\WindowsPowerShell\Modules\PackageManagement\1.0.0.1\it\resourcespackagemanagement.exe
        • Size 2.2MB
        • SHA256 81b3ff7f72a31c7f08753b35389b317ee7fcfa89370d21b85dafa618eed45698
        • MD5 SHA1 SHA512 SSDEEP TLSH