Overview

overview

6

Static

static

3

2026-08-09...ee.exe

windows10-2004-x64

6

2026-08-09...ee.exe

windows11-ltsc_2024-x64

6

Analysis

  • max time kernel
    134s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/08/2026, 19:25

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General

  • Target
    2026-08-09_dec164264a2bc89fd314fa321d69a5e3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 970KB
  • Sample260809-x5frwacm71
  • SHA256 211b22aabfd215df78684710824ebd1a327f32b07c46b885c25b269ae4211108
  • 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 50 IoCs
  • Drops file in Windows directory 62 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\2026-08-09_dec164264a2bc89fd314fa321d69a5e3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_dec164264a2bc89fd314fa321d69a5e3_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:4464
  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_dec164264a2bc89fd314fa321d69a5e3_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-09_dec164264a2bc89fd314fa321d69a5e3_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:5084

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        RCX861B.tmp
        • Path C:\Program Files (x86)\Common Files\System\Ole DB\it-IT\RCX861B.tmp
        • Size 1.0MB
        • SHA256 53fad8ee0896923fa3eb4206f08c899302a003dabe246302668c1725e0d4915e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX859C.tmp
        • Path C:\Program Files (x86)\Common Files\System\msadc\RCX859C.tmp
        • Size 1.0MB
        • SHA256 24be6152f23e6e35cc5be427372225d293d584a869d9acc4e7d8002fa2c5a878
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        importedlibrary.exe
        • Path C:\Program Files (x86)\Microsoft.NET\Primary Interop Assemblies\importedlibrary.exe
        • Size 970KB
        • SHA256 211b22aabfd215df78684710824ebd1a327f32b07c46b885c25b269ae4211108
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download