Overview

overview

6

Static

static

3

2026-09-23...ee.exe

windows10-2004-x64

6

2026-09-23...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    133s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    23/09/2026, 22:45

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General

  • Target
    2026-09-23_7fa4654f9b3e776fbabe0f45acc85076_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample260923-2pebbsfb73
  • SHA256 7c3df19349ee97e96049553254c171b6114319b03d2b9523ffa551e7217281eb
  • 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 9 IoCs
  • Drops file in Program Files directory 43 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-23_7fa4654f9b3e776fbabe0f45acc85076_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-23_7fa4654f9b3e776fbabe0f45acc85076_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:3392
  • C:\Users\Admin\AppData\Local\Temp\2026-09-23_7fa4654f9b3e776fbabe0f45acc85076_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-09-23_7fa4654f9b3e776fbabe0f45acc85076_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:3532

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCXE6F1.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\RCXE6F1.tmp
        • Size 1.3MB
        • SHA256 a551c30bda43836079ab9db0d2d81db89ae1088282e8ac883a64efc2c6844940
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCXC246.tmp
        • Path C:\Program Files (x86)\Common Files\System\uk-UA\RCXC246.tmp
        • Size 1.3MB
        • SHA256 e79bfed4c95d44767305a27b718c432421cc03c3f820e2d1dcc2a466f2d0ce86
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        OperatingSystem.exe
        • Path C:\Program Files (x86)\Windows NT\TableTextService\OperatingSystem.exe
        • Size 1.3MB
        • SHA256 7c3df19349ee97e96049553254c171b6114319b03d2b9523ffa551e7217281eb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download