Overview

overview

6

Static

static

3

2026-04-22...ee.exe

windows10-2004-x64

6

2026-04-22...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/04/2026, 03:47

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General

  • Target
    2026-04-22_930c4e80c4c87933d200ccfb2f798c6c_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 669KB
  • Sample260422-ecnb5sgv9l
  • SHA256 0494a34c01bf664e3647a00ad9d9a8e5f0aa3dbec3cf3259aaf94933dd4a6de9
  • 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 3 IoCs
  • Drops file in Program Files directory 41 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.

    discovery
  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-22_930c4e80c4c87933d200ccfb2f798c6c_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-22_930c4e80c4c87933d200ccfb2f798c6c_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:4892
  • C:\Users\Admin\AppData\Local\Temp\2026-04-22_930c4e80c4c87933d200ccfb2f798c6c_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-22_930c4e80c4c87933d200ccfb2f798c6c_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1792

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX328A.tmp
        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\BHO\RCX328A.tmp
        • Size 670KB
        • SHA256 0f4efa96f36fef8fdef1891cc46595c77f0b7fb1a10b08930b0083e53986ee9f
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        PhotoViewerPhotoAcq.exe
        • Path C:\Program Files (x86)\Windows Photo Viewer\PhotoViewerPhotoAcq.exe
        • Size 669KB
        • SHA256 0494a34c01bf664e3647a00ad9d9a8e5f0aa3dbec3cf3259aaf94933dd4a6de9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Frameworkresources.exe
        • Path C:\Windows\Microsoft.NET\assembly\GAC_MSIL\AddInUtil.resources\v4.0_4.0.0.0_de_b77a5c561934e089\Frameworkresources.exe
        • Size 670KB
        • SHA256 885c68129664c6689af785530ffa42b323fa7ce6576b222b7846c5f6ce121d5e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1792-177-0x00000000008E0000-0x000000000093F000-memory.dmp
        Download

        memory/4892-176-0x0000000000AE0000-0x0000000000B3F000-memory.dmp
        Download

        memory/4892-296-0x0000000000AE0000-0x0000000000B3F000-memory.dmp
        Download