{
  "family": "amonetize",
  "sample_count": 242,
  "category": "pua",
  "description": "Adware:Win32/Amonetize is a highly aggressive and pervasive Pay-Per-Install (PPI) adware framework that systematically degrades endpoint performance while severely compromising user privacy through forced advertisements and search hijacking.<br><br><b>Understanding Amonetize</b><br>To the average consumer, an Amonetize infection manifests as an unusable web browser, flooded with unclosable pop-ups, injected in-text hyperlinks, and a hijacked homepage. For security analysts, Amonetize represents a massive, organized affiliate network. It is designed to monetize free software downloads by forcibly wrapping them in deceptive installers that drop multiple, often dozens, of third-party toolbars, cryptominers, and tracking cookies.<br><br><b>Execution and Evasion Strategies</b><br>Amonetize relies heavily on Dark Patterns during the software installation process. Users attempting to download free media players or PDF converters are presented with confusing opt-out screens. Unless the user meticulously unchecks hidden boxes, Amonetize silently executes its secondary payloads. It establishes deep persistence by dropping Windows Services and modifying the Registry Run keys (<code>HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Run</code>). Furthermore, it often installs rogue Root Certificates into the Windows Certificate Store to intercept and decrypt SSL/HTTPS traffic, acting as a Man-in-the-Browser to inject ads into secure sessions.<br><br><b>Indicators of Compromise (IoCs)</b><br>Threat hunters will observe a massive spike in outbound HTTP/HTTPS connections to known affiliate tracking domains and ad exchanges. The <code>%ProgramFiles%</code> and <code>%AppData%</code> directories will rapidly fill with randomly named folders containing unwanted software. The presence of unauthorized, self-signed Root CAs in the <code>certmgr.msc</code> store is a critical indicator of Amonetize's HTTPS interception capabilities.",
  "cta": "Published by the SystemHelpdesk team.",
  "aliases": [],
  "enrichment_level": "expert-seo",
  "faq": [],
  "faq_count": 0,
  "mitre_attack": [
    "T1105",
    "T1556",
    "T1112",
    "T1176",
    "T1189"
  ],
  "cisa_advisory": null,
  "last_updated": "2026-06-09",
  "mitre_attack_detail": [
    {
      "id": "T1189",
      "name": "Drive-by Compromise",
      "tactic": "Initial Access"
    },
    {
      "id": "T1105",
      "name": "Ingress Tool Transfer",
      "tactic": "Command and Control"
    },
    {
      "id": "T1556",
      "name": "Modify Authentication Process",
      "tactic": "Credential Access"
    },
    {
      "id": "T1176",
      "name": "Browser Extensions",
      "tactic": "Persistence"
    },
    {
      "id": "T1112",
      "name": "Modify Registry",
      "tactic": "Defense Evasion"
    }
  ],
  "containment_steps": [
    "Quarantine the endpoint to halt the continuous downloading of secondary adware payloads and stop the exfiltration of tracking data.",
    "Open the Windows Certificate Manager (certmgr.msc) and forcefully delete any rogue Root Certificates installed to facilitate HTTPS interception.",
    "Deploy specialized adware removal tools (like AdwCleaner) to locate and strip the forced Group Policies, Windows Services, and deep registry hooks.",
    "Reset all web browsers (Chrome, Edge, Firefox) to their factory defaults to completely purge the rogue extensions and restore legitimate search settings."
  ],
  "what_to_avoid": [
    "Do not trust the uninstallers provided by the adware; they frequently execute secondary scripts to reinstall the software later.",
    "Avoid ignoring the infection; the tracking infrastructure actively harvests browsing habits, which may include access to sensitive corporate portals."
  ],
  "target_industries": [
    "Global / Opportunistic"
  ],
  "motivation": "Opportunistic",
  "threat_actors": [
    "Unknown / Cybercriminal"
  ],
  "target_geographies": [
    "Global"
  ]
}