Backdoor.Win32.Prorat.ntz / Weak Hardcoded Password

us malvuln (US) us
Risk: Medium
Local: No
Remote: Yes

Discovery / credits: Malvuln - (c) 2021 Original source: Contact: Media: Threat: Backdoor.Win32.Prorat.ntz Vulnerability: Weak Hardcoded Password Description: The malware runs an FTP server on TCP port 2121. The authors handle "NeoKurD" displayed in the FTP banner response is reused as the password, just in lowercase. Moreover, the executable is packed with UPX and exposes the cleartext credentials when decompressed. Type: PE32 MD5: ab96d7f9e008a0774239be6be0c8e7bb Vuln ID: MVID-2021-0382 Dropped files: dxdiag.exe Disclosure: 10/27/2021 Exploit/PoC: nc64.exe 2121 220 Undetected by NeoKurD USER neokurd 331 Password required for neokurd. PASS neokurd 230 User neokurd logged in. SYST 215 UNIX Type: L8 Internet Component Suite PASV 227 Entering Passive Mode (192,168,18,125,194,47). CDUP 250 CWD command successful. "C:/" is current directory. STOR DOOM.exe 150 Opening data connection for DOOM.exe. 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) (TM).

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