Overview

overview

8

Static

static

3

2026-07-06...ee.exe

windows10-2004-x64

6

2026-07-06...ee.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    90s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260706-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/07/2026, 01:55

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General

  • Target
    2026-07-06_9ffed667eef161e9aabc6fbfe31a6543_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 811KB
  • Sample260707-ccfaescx5k
  • SHA256 e576eb2038a77e22554a7054897acb87d599784717b87ea8f32f6a4e9f61d4e2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistencespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • 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
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 37 IoCs
  • Drops file in Windows directory 40 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.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 52 IoCs
  • Suspicious use of AdjustPrivilegeToken 42 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-06_9ffed667eef161e9aabc6fbfe31a6543_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-06_9ffed667eef161e9aabc6fbfe31a6543_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:4968
  • C:\Users\Admin\AppData\Local\Temp\2026-07-06_9ffed667eef161e9aabc6fbfe31a6543_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-06_9ffed667eef161e9aabc6fbfe31a6543_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:3520
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4888
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:4232
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3284
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1212

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Dynamiclibcef.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\Dynamiclibcef.exe
        • Size 848KB
        • SHA256 48c231187964c0c4734596ee90046e56ab85f4380fc0c3897f1678710e4d8741
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        LinkUnicode4.1.2.0.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LinkUnicode4.1.2.0.exe
        • Size 812KB
        • SHA256 ba6976866f03d0e8a142844793a3b8f8e3c2409d0e9f227cee2c28b52093ba88
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Dynamicprcr.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins3d\Dynamicprcr.exe
        • Size 812KB
        • SHA256 62f85c5e94556668b65e50b86e712bbaafc57b48f5213f745bb9cfe8c5ce5d26
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        AdobeWindowsMedia.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\Multimedia\MPP\AdobeWindowsMedia.exe
        • Size 812KB
        • SHA256 bc507cad22916cffc4fdd5fb5a4065474a31f0d37741ed7c544f35421ace1991
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RegistrationJava2.8.381.9.exe
        • Path C:\Program Files (x86)\Common Files\Java\Java Update\RegistrationJava2.8.381.9.exe
        • Size 825KB
        • SHA256 17fa4b8fa253574bec62955a0cb58439af8e75a2835a7e869fbe66cb9a7cf4d4
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        updaterGoogle.exe
        • Path C:\Program Files (x86)\Google\GoogleUpdater\141.0.7340.0\updaterGoogle.exe
        • Size 1.4MB
        • SHA256 b22979cc9db085a461374dce1c199680b233369811052e62b20a61b6e8ae035b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Windowsmpasdesc.exe
        • Path C:\Program Files (x86)\Windows Defender\uk-UA\Windowsmpasdesc.exe
        • Size 812KB
        • SHA256 20523926d00303cb972eee9711543ca425dd6ac4465dad519582953a93f5648d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 595B
        • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/3284-177-0x000002AC81C20000-0x000002AC81C40000-memory.dmp
        Download

        memory/3284-158-0x000002AC81DE0000-0x000002AC81EE0000-memory.dmp
        Download

        memory/3284-193-0x000002AC847B0000-0x000002AC847D0000-memory.dmp
        Download

        memory/3284-129-0x000002AC801E0000-0x000002AC802E0000-memory.dmp
        Download

        memory/3284-157-0x000002AC819E0000-0x000002AC81A00000-memory.dmp
        Download

        memory/3284-130-0x000002AC801E0000-0x000002AC802E0000-memory.dmp
        Download

        memory/3284-128-0x000002AC801E0000-0x000002AC802E0000-memory.dmp
        Download