Overview

overview

8

Static

static

3

2026-08-24...ee.exe

windows10-2004-x64

8

2026-08-24...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    137s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 16:03

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General

  • Target
    2026-08-24_31450d67e4068b74e6c241081c14179b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 2.1MB
  • Sample260825-thpjqa11ev
  • SHA256 e70e800264522785b34c71199b6d752bc5f5193488ae63c604a2104ec6aee4ee
  • 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 5 IoCs
  • Drops file in Program Files directory 30 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\2026-08-24_31450d67e4068b74e6c241081c14179b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-24_31450d67e4068b74e6c241081c14179b_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:3584
  • C:\Users\Admin\AppData\Local\Temp\2026-08-24_31450d67e4068b74e6c241081c14179b_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-24_31450d67e4068b74e6c241081c14179b_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:4232

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        UnicodelibEGL.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\UnicodelibEGL.exe
        • Size 10.2MB
        • SHA256 1d165f14f51fc5b1f2c59c0ddc9362daef1be85eea2d5c5cbcb6f32aeac518a9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        WCChromeNativeMessagingHostCreate19.10.20064.310990.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHostCreate19.10.20064.310990.exe
        • Size 2.8MB
        • SHA256 33775871e42af7e4332c33a86282f3b00af26a8efd181c9035bcf04ae75ecf3d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ccmeasymtext.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ccmeasymtext.exe
        • Size 2.8MB
        • SHA256 be7793329c81bb4fdec78b75e0e3b7cb34c0ce25afe16eb21338b84c12b3c3ba
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        JavaUpdate.exe
        • Path C:\Program Files (x86)\Common Files\Java\Java Update\JavaUpdate.exe
        • Size 2.8MB
        • SHA256 46c4c94d178d04d652ce7f7617cc6a8cb508319408feafb56781274441be5d4e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Microsoftmsader15.exe
        • Path C:\Program Files (x86)\Common Files\System\ado\ja-JP\Microsoftmsader15.exe
        • Size 2.8MB
        • SHA256 e65e6fce5a81c6d36ef6e3f04c4a5a6c9c543926569e7bf296dcccbd685c28bb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        mpasdescoperativo.exe
        • Path C:\Program Files (x86)\Windows Defender\es-ES\mpasdescoperativo.exe
        • Size 2.8MB
        • SHA256 30908ebc8b02bc5929789d99efc7b11832704bdb0b4d19463ab6eb5cb3a3a907
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        SystemOperating.exe
        • Path C:\Windows\IME\SystemOperating.exe
        • Size 2.1MB
        • SHA256 e70e800264522785b34c71199b6d752bc5f5193488ae63c604a2104ec6aee4ee
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download