Backdoor.Win32.Hupigon.bnbb Unquoted Service Path

`Discovery / credits: Malvuln - malvuln.com (c) 2021  
Original source: https://malvuln.com/advisory/0857f2c8541dba287d648eec17163d3f.txt  
Contact: [email protected]  
Media: twitter.com/malvuln  
  
Threat: Backdoor.Win32.Hupigon.bnbb  
Vulnerability: Insecure Service Path  
Description: The malware creates a service with an unquoted path. Third party attackers who can place an arbitrary executable under c:\ drive can potentially undermine the integrity of the malware by having it run theirs instead with SYSTEM privs.  
Type: PE32  
MD5: 0857f2c8541dba287d648eec17163d3f  
Vuln ID: MVID-2021-0396  
Disclosure: 11/07/2021  
  
Exploit/PoC:  
C:\>sc qc com  
[SC] QueryServiceConfig SUCCESS  
  
SERVICE_NAME: com  
TYPE : 110 WIN32_OWN_PROCESS (interactive)  
START_TYPE : 2 AUTO_START  
ERROR_CONTROL : 0 IGNORE  
BINARY_PATH_NAME : C:\Program Files (x86)\system32R_Server\RemoteAbc.exe  
LOAD_ORDER_GROUP :  
TAG : 0  
DISPLAY_NAME : 8008  
DEPENDENCIES :  
SERVICE_START_NAME : LocalSystem  
  
  
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