Overview

overview

6

Static

static

3

2026-08-10...ee.exe

windows10-2004-x64

6

2026-08-10...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    134s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/08/2026, 04:46

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General

  • Target
    2026-08-10_6823142f9d13951d9166cad8517d8ea7_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.4MB
  • Sample260810-fd5s9abl2v
  • SHA256 c57c591219df9e9528ee93ac80821481e758c7e5ea0e3d1df65c506fc1cb51cf
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistence

Malware Config

Signatures

  • 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
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 28 IoCs
  • Drops file in Windows directory 64 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 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\2026-08-10_6823142f9d13951d9166cad8517d8ea7_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_6823142f9d13951d9166cad8517d8ea7_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:3212
  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_6823142f9d13951d9166cad8517d8ea7_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-10_6823142f9d13951d9166cad8517d8ea7_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:2888

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AdobeAcrobat19.8.20071.303822.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\AdobeAcrobat19.8.20071.303822.exe
        • Size 2.4MB
        • SHA256 572d8e2f81ddfd02233c7c11be8b4d8b24e3b9be6e6c3c925147b181c7a075cb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX1EFF.tmp
        • Path C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\RCX1EFF.tmp
        • Size 2.4MB
        • SHA256 c549fa9103bf16ae508f798592fa58c5c6a699d5845c913f3dcadf08e5bc3380
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        WebViewWebView.exe
        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\EBWebView\x86\WebViewWebView.exe
        • Size 2.4MB
        • SHA256 c57c591219df9e9528ee93ac80821481e758c7e5ea0e3d1df65c506fc1cb51cf
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download