Overview

overview

6

Static

static

3

2026-10-26...ee.exe

windows10-2004-x64

6

2026-10-26...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    131s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/10/2026, 02:36

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General

  • Target
    2026-10-26_f16ffecfec00259487266e79481c00b7_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.9MB
  • Sample261027-c3kylace39
  • SHA256 c1f96d66426f787bc65db462b34e6e6292c37662397ebd871d422a215dc53c7e
  • 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 2 IoCs
  • Drops file in Program Files directory 40 IoCs
  • Drops file in Windows directory 64 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-26_f16ffecfec00259487266e79481c00b7_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-26_f16ffecfec00259487266e79481c00b7_elex_glassworm_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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4852
  • C:\Users\Admin\AppData\Local\Temp\2026-10-26_f16ffecfec00259487266e79481c00b7_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-10-26_f16ffecfec00259487266e79481c00b7_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4532

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCXEACC.tmp
        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\EBWebView\x64\RCXEACC.tmp
        • Size 1.9MB
        • SHA256 70dea5311973f0e0fc6faacc2b75b01f7f73e78c78bd3e2f906bf0e0b5e0cbc2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCXE116.tmp
        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\WidevineCdm\_platform_specific\win_x64\RCXE116.tmp
        • Size 1.9MB
        • SHA256 043d8f410275a23c49a0e0127902bb9e958a3b86532443acff497acf1b2c8470
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        PhotoBaseImagingEngine.exe
        • Path C:\Program Files (x86)\Windows Photo Viewer\PhotoBaseImagingEngine.exe
        • Size 1.9MB
        • SHA256 c1f96d66426f787bc65db462b34e6e6292c37662397ebd871d422a215dc53c7e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download