Analysis

  • max time kernel
    131s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/07/2026, 14:04

General

  • Target
    2026-07-20_e7cbcfbb5e3fe718fec5d6a1c6d8b050_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 874KB
  • Sample260720-rdjrkact7m
  • SHA256 c7a528f1a5bf31e299bb0de7f4c14bf81ed67bd4bad3e241ae8a9f1ad6870bcd
  • 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 26 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\2026-07-20_e7cbcfbb5e3fe718fec5d6a1c6d8b050_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-20_e7cbcfbb5e3fe718fec5d6a1c6d8b050_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:3520
  • C:\Users\Admin\AppData\Local\Temp\2026-07-20_e7cbcfbb5e3fe718fec5d6a1c6d8b050_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-20_e7cbcfbb5e3fe718fec5d6a1c6d8b050_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2448

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AdobeAiod.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AdobeAiod.exe
        • Size 875KB
        • SHA256 886695a660aa9cfdd903ccfb34a06f98e730f68e58f724623c50be4e3a14c766
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icudt60d3dcompiler47.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\icudt60d3dcompiler47.exe
        • Size 8.3MB
        • SHA256 bc9f11d311b29552f41b4948e98ad613827bffaba40217b09c4f739010a3bb93
        • MD5 SHA1 SHA512 SSDEEP TLSH

        AcrobatNPPDF3219.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\AcrobatNPPDF3219.10.20064.310990.exe
        • Size 875KB
        • SHA256 833307fadb8c8c8fa4996c90dd050e9df8b0c5fa0dcc40e280105114219baf03
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Coreccmebase.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Coreccmebase.exe
        • Size 875KB
        • SHA256 f8c11220d3d1689218fb4984bda7c65f6af12b2a5afef8b8eb5fb8ff016719ea
        • MD5 SHA1 SHA512 SSDEEP TLSH

        LogSessionicudt58.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LogSessionicudt58.exe
        • Size 858KB
        • SHA256 78913bec2026b55bb74540c52b5c6ee2727db9c731f4eeac7d9225f567b7b442
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msxactpsmsxactps.exe

        • Path C:\Program Files (x86)\Common Files\System\Ole DB\msxactpsmsxactps.exe
        • Size 874KB
        • SHA256 c7a528f1a5bf31e299bb0de7f4c14bf81ed67bd4bad3e241ae8a9f1ad6870bcd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcesSystem.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\JA\resourcesSystem.exe
        • Size 951KB
        • SHA256 7d31095c479bf79ae20cef37e7e35375b77e792f39a7011830a6b09f5090bee4
        • MD5 SHA1 SHA512 SSDEEP TLSH