Overview

overview

6

Static

static

3

2026-04-22...ee.exe

windows10-2004-x64

6

2026-04-22...ee.exe

windows11-21h2-x64

6

Analysis

  • max time kernel
    145s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/04/2026, 04:35

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General

  • Target
    2026-04-22_ff911d3bb14924d3ac78abd566079e50_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 918KB
  • Sample260422-e7y25acz4v
  • SHA256 0218a99e2eb0226141c76e9bdfb33b9e927710fa56f5875fce4006b0c2e1e2cd
  • 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 2 IoCs
  • Drops file in Program Files directory 29 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\2026-04-22_ff911d3bb14924d3ac78abd566079e50_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-22_ff911d3bb14924d3ac78abd566079e50_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:1064
  • C:\Users\Admin\AppData\Local\Temp\2026-04-22_ff911d3bb14924d3ac78abd566079e50_elex_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-04-22_ff911d3bb14924d3ac78abd566079e50_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:3328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        jauregjaureg2.8.381.9.exe
        • Path C:\Program Files (x86)\Common Files\Java\Java Update\jauregjaureg2.8.381.9.exe
        • Size 918KB
        • SHA256 0218a99e2eb0226141c76e9bdfb33b9e927710fa56f5875fce4006b0c2e1e2cd
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX14A0.tmp
        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\RCX14A0.tmp
        • Size 959KB
        • SHA256 3973a3db71cd5a7acdcf41d8ef6a0be1d9d66386f7fa15fa88377c9d8de060f9
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCX22FE.tmp
        • Path C:\Windows\SystemApps\NcsiUwpApp_8wekyb3d8bbwe\RCX22FE.tmp
        • Size 959KB
        • SHA256 ed2f6f9a5b5c45732243718556939e18a5926ca2b33b1fada5c4da3e3c9d2897
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1064-146-0x00000000009D0000-0x0000000000A33000-memory.dmp
        Download

        memory/1064-162-0x00000000009D0000-0x0000000000A33000-memory.dmp
        Download

        memory/3328-147-0x0000000000970000-0x00000000009D3000-memory.dmp
        Download