Is seibyou-koujien.com safe?

No. MalwareAnalyzer scanned seibyou-koujien.com on 23 Aug 2026 and returned a suspicious verdict with a score of 20 out of 100. Treat it as hostile until it is re-checked.

What malware is associated with seibyou-koujien.com?

4 analysed samples communicate with this URL, including Phishing.

How was seibyou-koujien.com checked?

A static pass resolved DNS, captured TLS and headers and followed the redirect chain, and where the fast 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.

seibyou-koujien.com - suspicious URL scan, 23 Aug 2026

MalwareAnalyzer by Cyble scanned seibyou-koujien.com and returned a suspicious verdict (score 20). The page resolved to 13.112.184.104 on Amazon Data Services Japan in JP. The domain was registered 6470 days ago through eNom, LLC. 1 domain and 1 IP were contacted. 4 malware samples communicate with this URL (Phishing). This is a point-in-time observation from 23 Aug 2026; the page may have changed since.

Scan result

Verdict: suspicious (score 20) · Confidence 26%
Scanned URL: http://seibyou-koujien.com/files/files/61790852424.pdf
Domain: seibyou-koujien.com · IP: 13.112.184.104 · AS16509 · JP
Server: Apache/2.2.34 (Amazon)
HTTP status: 200 · application/pdf
Registrar: eNom, LLC · domain age 6470 days · created 2008-12-05
Scan tier: fast · observed 2026-08-23 17:39:05 UTC

Malware communicating with this URL (4)

These samples were observed contacting or being served from seibyou-koujien.com. Each links to its full analysis.

Phishing - referenced · d1ef5c4358f1714eeefb5c02c3009d2b · first seen 2026-08-23
Phishing - referenced · f95a8a1122608c9c8f958f77d5fd5de6 · first seen 2026-08-19
Phishing - referenced · d45f90f44993426ce5c9372c7d93f35c · first seen 2026-08-16
Phishing - referenced · fde2e293be6f213a4877a4410698db5a · first seen 2026-08-14

Antivirus & YARA (0 of 48 engines)

No engine flagged this page's content.

Why this verdict

File download routed to the malware sandbox (61790852424.pdf)
Served over plaintext HTTP

Detected technologies

Apache

Contacted infrastructure

13.112.184.104 - AS16509 Amazon Data Services Japan (Japan)

Files served by this page

61790852424.pdf · fc6389bc8aa74e0ff370860b0cbc0eef

Observed indicators

seibyou-koujien.com
13.112.184.104
http://seibyou-koujien.com/files/files/61790852424.pdf

Other scans of seibyou-koujien.com (2)

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

23 Aug 2026 - suspicious
19 Aug 2026 - malicious · http://seibyou-koujien.com/files/files/lezunipo.pdf

Questions about seibyou-koujien.com

Is seibyou-koujien.com safe?: No. MalwareAnalyzer scanned seibyou-koujien.com on 23 Aug 2026 and returned a suspicious verdict with a score of 20 out of 100. Treat it as hostile until it is re-checked.
What malware is associated with seibyou-koujien.com?: 4 analysed samples communicate with this URL, including Phishing.
How was seibyou-koujien.com checked?: A static pass resolved DNS, captured TLS and headers and followed the redirect chain, and where the fast 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 fast tier - see how URL scanning works.

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Scanned on MalwareAnalyzer by Cyble · Open interactive scan