Overview

overview

6

Static

static

3

2026-09-25...ee.exe

windows10-2004-x64

6

2026-09-25...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    132s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/09/2026, 22:31

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General

  • Target
    2026-09-25_97931fc944443cb9321724e85829026d_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.0MB
  • Sample260925-2fdcnsaa55
  • SHA256 2fff15870492cd7eaa8db7afb91e22d6554a12f39f70dc8a854a1a317eaa2e73
  • 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 30 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 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-25_97931fc944443cb9321724e85829026d_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-25_97931fc944443cb9321724e85829026d_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
    • 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:1944
  • C:\Users\Admin\AppData\Local\Temp\2026-09-25_97931fc944443cb9321724e85829026d_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-09-25_97931fc944443cb9321724e85829026d_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:536

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX9CB1.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Esl\RCX9CB1.tmp
        • Size 2.0MB
        • SHA256 946a1f38c82c1bde0d6003aebe764cb996a3ae0c96b7a653a286cd4f1c755a3a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        NPPDF32Adobe.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AIR\NPPDF32Adobe.exe
        • Size 2.0MB
        • SHA256 2fff15870492cd7eaa8db7afb91e22d6554a12f39f70dc8a854a1a317eaa2e73
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ccmebaseadoberfp.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ccmebaseadoberfp.exe
        • Size 2.0MB
        • SHA256 d83e3d12592f60010fe5fc5aff2d82ea84d454f6de29b582946d5ee766d4c406
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX8A00.tmp
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\AcroForm\PMP\RCX8A00.tmp
        • Size 2.0MB
        • SHA256 bda9e6f3cceb2168a22e7f5318a27e5dd28bb27a0adc463bc7fc03311b13d78e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download