{
  "family": "taptrap",
  "sample_count": 1,
  "category": "trojan",
  "description": "<h3>Executive Summary</h3>\nTapTrap is a malicious Trojan specifically engineered to target the Android mobile operating system. Operating under the guise of legitimate applications (such as fake utility tools, games, or \"battery optimizers\"), TapTrap seeks to gain extensive permissions on the infected device to harvest sensitive user data, intercept communications, and generate illicit revenue through aggressive background ad-fraud.\n\n<h3>Infection Vector and Technical Capabilities</h3>\nTapTrap is predominantly distributed via third-party Android app stores, deceptive web advertisements prompting users to download \"urgent updates,\" and occasionally by slipping past security checks into the official Google Play Store (before being rapidly removed).\n\nOnce installed by the victim, TapTrap executes its malicious routines:\n<ul>\n<li><strong>Permission Abuse:</strong> During installation, the app requests a vast array of excessive permissions that are entirely unrelated to its purported function, including access to SMS, Contacts, Location, and the critical `BIND_ACCESSIBILITY_SERVICE`.</li>\n<li><strong>Data Harvesting and Interception:</strong> If granted Accessibility permissions, TapTrap effectively gains full control over the device. It can read SMS messages (intercepting MFA tokens), scrape contact lists, track GPS location, and silently record phone calls.</li>\n<li><strong>Ad Fraud and Overlay Attacks:</strong> The malware frequently operates a hidden web view in the background, simulating user clicks on advertisements to generate revenue (ad fraud). More severe variants utilize \"Overlay Attacks,\" projecting a fake login screen over legitimate banking apps to steal credentials.</li>\n</ul>\n\n<h3>Threat Assessment</h3>\nA TapTrap infection severely compromises the integrity of the mobile device. The ability to intercept SMS messages means the attacker can bypass two-factor authentication for the user's financial and corporate accounts, making this a critical threat in BYOD (Bring Your Own Device) environments.\n\n<h3>Remediation and Eradication</h3>\n<ul>\n<li><strong>Immediate Uninstallation (Safe Mode):</strong> If the malware prevents uninstallation (often by abusing Device Administrator privileges), the Android device must be booted into Safe Mode to disable third-party apps, allowing the malicious package to be removed.</li>\n<li><strong>Credential Reset:</strong> Assume all credentials entered on the mobile device, and any accounts secured by SMS MFA tied to that phone number, are compromised.</li>\n<li><strong>Mobile Device Management (MDM):</strong> In corporate environments, enforce strict MDM policies that prohibit the \"sideloading\" of applications from unknown sources and restrict the granting of Accessibility permissions to unvetted apps.</li>\n</ul>",
  "cta": "Published by the SystemHelpdesk team.",
  "aliases": [
    "AndroidOS.TapTrap",
    "Trojan.Android.TapTrap",
    "Spyware.TapTrap"
  ],
  "enrichment_level": "insufficient_information",
  "faq": [],
  "faq_count": 0,
  "mitre_attack": [
    "T1626",
    "T1417",
    "T1636",
    "T1629.002"
  ],
  "cisa_advisory": null,
  "last_updated": "2026-07-01T16:59:16Z",
  "type": "Mobile Trojan (Android)",
  "target_industries": [
    "Global / Opportunistic"
  ],
  "motivation": "Opportunistic",
  "threat_actors": [
    "Unknown / Cybercriminal"
  ],
  "target_geographies": [
    "Global"
  ]
}