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