bittap-login[.]at

The domain bittap-login.at was registered on 27 February 2026 and is currently active. The site presents a login interface titled “BitTap Login Panel | Exchange Sign In Instructions,” which is a clear attempt to emulate Microsoft Exchange authentication pages. The activity aligns with credential‑phishing campaigns targeting enterprise users who access Exchange services.

Network analysis shows the domain resolves to IP 186.2.175.29, which belongs to ASN 59692 (IQWeb FZ‑LLC) and is geolocated in Belize. The domain is served behind CloudNS nameservers (pns71.cloudns.net, pns72.cloudns.com, pns73.cloudns.net, pns74.cloudns.uk) and uses a Let’s Encrypt R13 TLS certificate, indicating a recent automated certificate issuance. Front‑end libraries detected include jQuery and Hammer.js, while DDoS‑Guard is present, suggesting the operator is leveraging a third‑party DDoS mitigation service.

VirusTotal has flagged the domain by 2 of 95 security vendors, and Gridinsoft assigns a trust score of 0 / 100. The site appears on a single external blocklist and has been added to the PhishDestroy blocklist, confirming that at least one phishing‑specific feed has identified it as malicious. HTTP response code is 200, indicating the page is delivering content without redirection.

Defenders should immediately block bittap-login.at at the DNS or proxy level and monitor outbound connections to 186.2.175.29. Email security gateways should be tuned to detect Exchange‑style credential requests and to quarantine messages containing URLs that reference this domain. While the visible page title and infrastructure provide strong evidence of a fake Exchange login, the full payload and any additional malicious modules remain unknown; continuous traffic analysis is advised to detect possible credential harvesting or downstream command‑and‑control activity.