wacheck[.]services

This domain is flagged as an elevated-risk credential phishing site targeting WhatsApp users. Analysis indicates the infrastructure was designed to mimic legitimate WhatsApp security verification pages, specifically using the page title 'WhatsApp Safety Check Center' to deceive victims into submitting login credentials or personal information. The threat type is classified as generic_phishing with a focus on social engineering through impersonation of a widely used messaging platform. Infrastructure analysis reveals the domain wacheck.services was registered on March 15, 2026, through a large commercial registrar. It resolves to the IP address 139.84.223.190, geolocated in India under autonomous system AS20473. VirusTotal detection shows 22 out of 95 security vendors flagging the domain as malicious. The domain appears on one security blocklist and is currently offline. No historical DNS changes or subdomain patterns were observed in available telemetry, suggesting a short-lived, targeted campaign. Mitigation steps for this threat type include immediate blocking of the domain and its resolving IP (139.84.223.190) at network perimeter devices. Security teams should deploy indicators of compromise (IOCs) to endpoint detection systems, including the domain, IP, and associated page title string. User awareness training should emphasize verification of domain authenticity before entering credentials, particularly for security-related pages. Monitoring for similar domain squatting patterns (e.g., 'wa-', 'check-', or 'safety' prefixes/suffixes) is recommended to detect follow-up campaigns.