Discovery / credits: Malvuln - malvuln.com (c) 2021 Original source: https://malvuln.com/advisory/fb24c3509180f463c9deaf2ee6705062.txt Contact: malvuln13@gmail.com Media: twitter.com/malvuln Threat: Backdoor.Win32.Small.n Vulnerability: Unauthenticated Remote Command Execution (SYSTEM) Description: The backdoor malware listens on TCP Port 1337, upon successful connection we get handed a remote shell from the infected host with SYSTEM integrity. Type: PE32 MD5: fb24c3509180f463c9deaf2ee6705062 Vuln ID: MVID-2021-0167 Dropped files: Disclosure: 04/07/2021 Exploit/PoC: nc64.exe MALWARE_HOST_IP 1337 Microsoft Windows [Version 10.0.16299.309] (c) 2017 Microsoft Corporation. All rights reserved. C:\>whoami whoami nt authority\system 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).