{
  "family": "webbrowserpassview",
  "sample_count": 1,
  "category": "trojan",
  "description": "<h3>Executive Summary</h3>\nWebBrowserPassView is a legitimate password recovery utility created by NirSoft. It is designed to extract and display all passwords stored within the local credential databases of major web browsers (Chrome, Firefox, Edge, Opera). However, because of its powerful capability to instantly reveal plaintext credentials without requiring administrative privileges, it is frequently flagged by security software as a \"HackTool\" or \"Riskware.\" Threat actors routinely weaponize this utility, dropping it onto compromised systems to quickly harvest all saved passwords.\n\n<h3>Infection Vector and Technical Capabilities</h3>\nWebBrowserPassView is not a virus and does not self-propagate. In a malicious context, it is typically dropped onto a machine by a primary Trojan (like an Emotet or Trickbot loader) or executed manually by an attacker during a post-exploitation, lateral movement phase.\n\nIts technical execution is straightforward and highly effective:\n<ul>\n<li><strong>Direct Database Parsing:</strong> The tool does not rely on keylogging or memory scraping. Instead, it directly locates the specific SQLite databases and encrypted credential files used by each supported browser (e.g., Chrome's `Login Data` file).</li>\n<li><strong>On-the-Fly Decryption:</strong> It utilizes the current logged-in user's context (specifically the Windows Data Protection API - DPAPI) to automatically decrypt the stored passwords instantly, displaying them in plaintext.</li>\n<li><strong>Command Line Automation:</strong> Attackers utilize the tool's built-in command-line arguments (e.g., `/shtml`, `/stext`) to execute it silently in the background, instantly dumping all harvested credentials into a hidden text file for exfiltration, entirely bypassing the graphical interface.</li>\n</ul>\n\n<h3>Threat Assessment</h3>\nThe unauthorized presence of WebBrowserPassView on a corporate endpoint is a critical security incident. It indicates that an attacker has gained sufficient access to execute arbitrary code and is actively engaged in credential harvesting. The theft of browser-stored passwords often grants the attacker immediate access to corporate web applications, VPN portals, and cloud infrastructure.\n\n<h3>Incident Response and Remediation</h3>\n<ul>\n<li><strong>Contextual Verification:</strong> First, determine if the tool was executed legitimately by an IT administrator assisting a user with password recovery (though this practice is strongly discouraged in enterprise environments).</li>\n<li><strong>Assume Total Credential Compromise:</strong> If the execution was unauthorized, you must assume *all* passwords stored in the user's web browsers have been compromised.</li>\n<li><strong>Mandatory Credential Reset:</strong> Initiate an immediate, mandatory reset of all enterprise passwords associated with that user. Advise the user to reset all personal passwords (banking, social media) that may have been stored in their corporate browser profile.</li>\n<li><strong>Investigate the Source:</strong> Determine how the tool was delivered to the endpoint (e.g., look for an associated dropper trojan or signs of a compromised RDP session).</li>\n</ul>",
  "cta": "Published by the SystemHelpdesk team.",
  "aliases": [
    "HackTool.WebBrowserPassView",
    "Riskware.PasswordRevealer",
    "Win32/WebBrowserPassView"
  ],
  "enrichment_level": "insufficient_information",
  "faq": [],
  "faq_count": 0,
  "mitre_attack": [
    "T1555.003",
    "T1059",
    "T1003"
  ],
  "cisa_advisory": null,
  "last_updated": "2026-07-02T07:12:52Z",
  "type": "HackTool / Info Stealer (Dual-Use)",
  "target_industries": [
    "Global / Opportunistic"
  ],
  "motivation": "Opportunistic",
  "threat_actors": [
    "Unknown / Cybercriminal"
  ],
  "target_geographies": [
    "Global"
  ]
}