Overview

overview

6

Static

static

3

2026-08-21...ee.exe

windows10-2004-x64

6

2026-08-21...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    124s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 15:19

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General

  • Target
    2026-08-21_4e21218021e9fc41990e118449bbffe3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 819KB
  • Sample260822-sqd8aahm7x
  • SHA256 66c055e9f4cade2ea6e266655050da49d7e13d8925042f181314e48f28510ecf
  • 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 4 IoCs
  • Drops file in Program Files directory 28 IoCs
  • Drops file in Windows directory 48 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-21_4e21218021e9fc41990e118449bbffe3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_4e21218021e9fc41990e118449bbffe3_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:1052
  • C:\Users\Admin\AppData\Local\Temp\2026-08-21_4e21218021e9fc41990e118449bbffe3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-21_4e21218021e9fc41990e118449bbffe3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4056

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        AcrobatAdobe.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\js\plugins\sample-files\assets\Sample Files\AcrobatAdobe.exe
        • Size 896KB
        • SHA256 73394df3602b636a2d42f087edf4b34cb0078fe60d7c082d6684133420564d72
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        icuuc58Library.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\icuuc58Library.exe
        • Size 1.3MB
        • SHA256 b02ff98926176a1221865d7e98438bacaf2f4a7c2f735c63d0600e7e01bb96b3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        qrcodepmppdf417pmp.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\plug_ins\AcroForm\PMP\qrcodepmppdf417pmp.exe
        • Size 896KB
        • SHA256 4638e5b7e40681700b3025a65291fd0bc3ff4929508c845e446920d661d0edc6
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        sqliteLibrary.exe
        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\sqliteLibrary.exe
        • Size 737KB
        • SHA256 e1e0e6d90a6efc43baff6ec692a44483a2cdf619e2dba75c81648de57d8b1b2d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        vstoeeStudio.exe
        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\vstoeeStudio.exe
        • Size 825KB
        • SHA256 cf627c38d5372e9d7f8ff8aaaa65dbfc91488a0a4e568f4405de854b0709796e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        UpdaterGoogle141.0.7340.0.exe
        • Path C:\Program Files (x86)\Google\Update\UpdaterGoogle141.0.7340.0.exe
        • Size 1.3MB
        • SHA256 73dce492ef1b2600339ad1008954b6baf073c7feb9f489a643bf5e8666bfc604
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        OperatingSystem.exe
        • Path C:\Windows\IME\OperatingSystem.exe
        • Size 819KB
        • SHA256 66c055e9f4cade2ea6e266655050da49d7e13d8925042f181314e48f28510ecf
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download