Trojan.Win32.Servstar.poa Unquoted Service Path

`Discovery / credits: Malvuln - malvuln.com (c) 2021  
Original source: https://malvuln.com/advisory/7588da376f496aa678cdfca4e404f38a.txt  
Contact: [email protected]  
Media: twitter.com/malvuln  
  
Threat: Trojan.Win32.Servstar.poa  
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: 7588da376f496aa678cdfca4e404f38a  
Vuln ID: MVID-2021-0397  
Dropped files: Random named e.g. waqqoo.exe, iigkie.exe  
Disclosure: 11/07/2021  
  
  
Exploit/PoC:  
C:\>sc qc MSUpdqtewux  
[SC] QueryServiceConfig SUCCESS  
  
SERVICE_NAME: MSUpdqtewux  
TYPE : 10 WIN32_OWN_PROCESS  
START_TYPE : 2 AUTO_START  
ERROR_CONTROL : 0 IGNORE  
BINARY_PATH_NAME : C:\Program Files\iigkie.exe  
LOAD_ORDER_GROUP :  
TAG : 0  
DISPLAY_NAME : Microsoft Windows Uqdateouq Service  
DEPENDENCIES :  
SERVICE_START_NAME : LocalSystem  
  
  
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