Analysis

  • max time kernel
    129s
  • 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
    18/08/2026, 18:17

General

  • Target
    2026-08-18_3134de8f80889dd0b560245cc00ebfc3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.5MB
  • Sample260818-ww7cssxgng
  • SHA256 f29ba2901ea3cd05abea469e8fbcdf70103e1973c5f54178a86e6ec4e6d25192
  • 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 31 IoCs
  • Drops file in Windows directory 64 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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-18_3134de8f80889dd0b560245cc00ebfc3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_3134de8f80889dd0b560245cc00ebfc3_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:2780
  • C:\Users\Admin\AppData\Local\Temp\2026-08-18_3134de8f80889dd0b560245cc00ebfc3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-18_3134de8f80889dd0b560245cc00ebfc3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4456

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ModulelibGLESv2.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\ModulelibGLESv2.exe
        • Size 1.4MB
        • SHA256 141516c479403dde15caed129cd2f4acc1136dc98cd8be39691be4d7ee0e905c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AdobeAcrobat.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\AdobeAcrobat.exe
        • Size 1.5MB
        • SHA256 bc299ea286813a1fc6609784616beaa0f579b8ed00c8580e8d5136041ee154f0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        textDynamic.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\textDynamic.exe
        • Size 1.4MB
        • SHA256 2de51ac6dec93f54939e0bde64eb5c7dea897578a2463e9167f94d9a88ffbcb0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msinfoMicrosoft.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\msinfoMicrosoft.exe
        • Size 1.5MB
        • SHA256 f29ba2901ea3cd05abea469e8fbcdf70103e1973c5f54178a86e6ec4e6d25192
        • MD5 SHA1 SHA512 SSDEEP TLSH

        updaterUpdater.exe

        • Path C:\Program Files (x86)\Google\Update\updaterUpdater.exe
        • Size 2.0MB
        • SHA256 99a2ebc6cd915beaec7c350a7c44ec26a3ff4a751f4af8612e61a459791252c6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        dexploitationPhotoViewer.exe

        • Path C:\Program Files (x86)\Windows Photo Viewer\fr-FR\dexploitationPhotoViewer.exe
        • Size 1.5MB
        • SHA256 05b747d669e1a189f8dbcc5e85378093248bb67952c6c579282adc0da66be690
        • MD5 SHA1 SHA512 SSDEEP TLSH