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Date: Sun, 7 Feb 2021 18:33:34 -0500
From: malvuln <malvuln13@...il.com>
To: fulldisclosure@...lists.org
Subject: [FD] Trojan-Spy.Win32.WebCenter.a / Information Disclosure

Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source:
https://malvuln.com/advisory/e3cf225a94c6be5a26fc21a1ec83f418.txt
Contact: malvuln13@...il.com
Media: twitter.com/malvuln

Threat: Trojan-Spy.Win32.WebCenter.a
Vulnerability: Information Disclosure
Description: The trojan creates a dir named "webcenter" under
"C:\Windows\SysWOW64" and drops various exes and html pages to return
information about the infected system. Executable "web.exe" listens on
TCP port 80, attackers who can reach the system can view various
information about the infected system E.g. computer name, instant
messenger accounts (software,proto,user/passwds), ports, processes etc

INFECTED_HOST/cports.html
INFECTED_HOST/cprocess.html
INFECTED_HOST/mspass.html

Type: PE32
MD5: e3cf225a94c6be5a26fc21a1ec83f418
Vuln ID: MVID-2021-0077
Dropped files: web.exe
Disclosure: 02/07/2021

Exploit/PoC:
TELNET INFECTED_HOST 80

GET /cports.html HTTP/1.1


Process Name	Process ID	Protocol	Local Port	Local Port Name	Local
Address	Remote Port	Remote Port Name	Remote Address	State	Process
Path	Product Name	File Description	File Version	Company	Process
Created On	User Name	Process Services
Unknown	0	TCP	80	http	0.0.0.0	 	 	0.0.0.0	Listening	 	 	 	 N/A	 	
Unknown	0	TCP	80	http	x.x.x.x	13497	 	x.x.x.x	Time Wait	 	 	 N/A	 	
Unknown	0	TCP	80	http	x.x.x.x	13498	 	x.x.x.x	Time Wait	 	 	 N/A	 	


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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