{
  "family": "revealerkeylogger",
  "sample_count": 1,
  "category": "advanced_threat",
  "description": "<h3>Executive Summary</h3>\nRevealer Keylogger is a commercially available monitoring application (often marketed as \"employee monitoring\" or \"parental control\" software). However, due to its powerful, invisible surveillance capabilities, it is highly categorized as \"Riskware\" or a \"HackTool\" by enterprise security solutions. Threat actors frequently weaponize this legitimate software, deploying it silently on compromised hosts to act as an Info Stealer, capturing sensitive credentials and proprietary data without triggering standard malware heuristics.\n\n<h3>Infection Vector and Technical Capabilities</h3>\nRevealer Keylogger must be intentionally installed. In a malicious scenario, it is either installed by a malicious insider with physical access or deployed remotely by an attacker who has already achieved administrative privileges on the endpoint.\n\nOnce deployed, it utilizes deeply embedded monitoring techniques:\n<ul>\n<li><strong>API Hooking and Surveillance:</strong> The application deeply hooks into the Windows API to record every keystroke pressed by the user, regardless of the application in focus. It also takes periodic, hidden screenshots of the user's desktop.</li>\n<li><strong>Extreme Stealth Mode:</strong> The defining feature of Revealer Keylogger is its \"stealth mode.\" When activated, it completely hides its processes from the standard Windows Task Manager, removes its entries from the Windows Startup registry keys, and operates invisibly in the background.</li>\n<li><strong>Automated Data Exfiltration:</strong> The software can be configured to automatically compile the harvested keystroke logs and screenshots and exfiltrate them silently via email (SMTP), FTP upload, or over a local network share to a designated attacker-controlled location.</li>\n</ul>\n\n<h3>Threat Assessment</h3>\nThe unauthorized presence of Revealer Keylogger on a corporate endpoint is a critical security breach. It guarantees the compromise of all passwords typed on that machine, leading to unauthorized access to enterprise systems, potential privilege escalation, and severe data leakage.\n\n<h3>Incident Response and Remediation</h3>\n<ul>\n<li><strong>Contextual Verification:</strong> First, determine if the installation was authorized (e.g., a sanctioned insider threat investigation by HR/Legal). This is rare, as enterprise monitoring is usually handled by centralized DLP solutions, not standalone keyloggers.</li>\n<li><strong>Assume Total Credential Compromise:</strong> If unauthorized, immediately assume all user credentials, VPN tokens, and sensitive data processed on that machine have been compromised. Initiate a mandatory, global password reset for the affected user(s).</li>\n<li><strong>Complete System Wipe:</strong> Because commercial keyloggers are designed to deeply hide themselves and resist removal, attempting to manually uninstall the software is insufficient. A complete bare-metal wipe and re-image of the compromised endpoint is required.</li>\n</ul>",
  "cta": "Published by the SystemHelpdesk team.",
  "aliases": [
    "Riskware.RevealerKeylogger",
    "HackTool.Keylogger",
    "Spyware.Revealer"
  ],
  "enrichment_level": "insufficient_information",
  "faq": [],
  "faq_count": 0,
  "mitre_attack": [
    "T1056.001",
    "T1115",
    "T1056.002"
  ],
  "cisa_advisory": null,
  "last_updated": "2026-07-02T07:14:42Z",
  "type": "Riskware / Keylogger (Dual-Use)",
  "target_industries": [
    "Global / Opportunistic"
  ],
  "motivation": "Opportunistic",
  "threat_actors": [
    "Unknown / Cybercriminal"
  ],
  "target_geographies": [
    "Global"
  ]
}