Is castilloexterior.net safe?

No. MalwareAnalyzer scanned castilloexterior.net on 20 Aug 2026 and returned a suspicious verdict with a score of 22 out of 100. Treat it as hostile until it is re-checked.

What malware is associated with castilloexterior.net?

1 analysed samples communicate with this URL, including Phishing.

How was castilloexterior.net checked?

A static pass resolved DNS, captured TLS and headers and followed the redirect chain, and where the standard tier allows, a headless browser rendered the page and recorded every request. Egress is SSRF-locked. Signatures that matched only page text are weighted far below one that matched a served file, because a page documenting malware matches the same rules.

castilloexterior.net - suspicious URL scan, 20 Aug 2026

MalwareAnalyzer by Cyble scanned castilloexterior.net and returned a suspicious verdict (score 22). The page resolved to 217.116.5.231 on HostBoy Network in ES. 1 domain and 1 IP were contacted. 1 malware sample communicates with this URL (Phishing). This is a point-in-time observation from 20 Aug 2026; the page may have changed since.

Scan result

Verdict: suspicious (score 22) · Confidence 28%
Scanned URL: https://castilloexterior.net/ckfinder/userfiles/files/15893008580.pdf
Domain: castilloexterior.net · IP: 217.116.5.231 · AS16371 · ES
Server: openresty
HTTP status: 200 · application/pdf
TLS issuer: C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G2 · valid to Oct 14 23: · subject CN=castilloexterior.net
Scan tier: standard · observed 2026-08-20 03:36:14 UTC

Malware communicating with this URL (1)

These samples were observed contacting or being served from castilloexterior.net. Each links to its full analysis.

Phishing - referenced · a0d6248e76f97464a6e9fcc51b71d002 · first seen 2026-08-14

Antivirus & YARA (0 of 47 engines)

No engine flagged this page's content.

Why this verdict

File download routed to the malware sandbox (15893008580.pdf)
Untrusted certificate (UNABLE_TO_VERIFY_LEAF_SIGNATURE)

Contacted infrastructure

217.116.5.231 - AS16371 HostBoy Network (Spain)

Files served by this page

15893008580.pdf · 90466f7a40ab86e45a6cbc54731f1b9b

Observed indicators

castilloexterior.net
217.116.5.231
https://castilloexterior.net/ckfinder/userfiles/files/15893008580.pdf

Other scans of castilloexterior.net (1)

This host has been scanned before. Each scan is a separate observation, so a verdict here does not carry over to the others.

14 Aug 2026 - unknown · https://castilloexterior.net/ckfinder/userfiles/files/revemijuxamikiwik.pdf

Questions about castilloexterior.net

Is castilloexterior.net safe?: No. MalwareAnalyzer scanned castilloexterior.net on 20 Aug 2026 and returned a suspicious verdict with a score of 22 out of 100. Treat it as hostile until it is re-checked.
What malware is associated with castilloexterior.net?: 1 analysed samples communicate with this URL, including Phishing.
How was castilloexterior.net checked?: A static pass resolved DNS, captured TLS and headers and followed the redirect chain, and where the standard tier allows, a headless browser rendered the page and recorded every request. Egress is SSRF-locked. Signatures that matched only page text are weighted far below one that matched a served file, because a page documenting malware matches the same rules.

Scanned at the standard tier - see how URL scanning works.

Scan another URL · Latest analyzed threats · All scans of castilloexterior.net

Scanned on MalwareAnalyzer by Cyble · Open interactive scan