Backdoor.Win32.Hupigon.bnbb / Insecure Service Path

2021.11.09
us malvuln (US) us
Risk: Medium
Local: Yes
Remote: No
CVE: N/A
CWE: N/A

Discovery / credits: Malvuln - malvuln.com (c) 2021 Original source: https://malvuln.com/advisory/0857f2c8541dba287d648eec17163d3f.txt Contact: malvuln13@gmail.com 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 Disclaimer: The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. Permission is hereby granted for the redistribution of this advisory, provided that it is not altered except by reformatting it, and that due credit is given. Permission is explicitly given for insertion in vulnerability databases and similar, provided that due credit is given to the author. The author is not responsible for any misuse of the information contained herein and accepts no responsibility for any damage caused by the use or misuse of this information. The author prohibits any malicious use of security related information or exploits by the author or elsewhere. Do not attempt to download Malware samples. The author of this website takes no responsibility for any kind of damages occurring from improper Malware handling or the downloading of ANY Malware mentioned on this website or elsewhere. All content Copyright (c) Malvuln.com (TM).


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