SSL Certificates

The following table shows further information as well as a list of malware samples including the corresponding botnet C&C associated with the SSL certificate fingerprint 28b526a6ab7a4d3d5708d8761bd98dd978a0b523.

Database Entry


SHA1 Fingerprint:28b526a6ab7a4d3d5708d8761bd98dd978a0b523
Certificate Common Name (CN):schooldoctor.xyz
Issuer Distinguished Name (DN):WE1
TLS Version:TLS 1.2
First seen:2025-05-14 16:03:15 UTC
Last seen:2025-05-16 05:11:42 UTC
Status:Blacklisted
Listing reason:OffLoader C&C
Listing date:2025-05-16 13:05:10
Malware samples:3
Botnet C&Cs:1

Malware Samples


The table below documents all malware samples associated with this SSL certificate.

Timestamp (UTC)Malware Sample (MD5 hash)VTSignatureBotnet C&C (IP:port)
2025-05-16 05:11:42a5e5ee08eea08b072eb8a68402d682d7n/a104.21.51.178:443
2025-05-15 10:43:46f72097a830b9a555370b1e09281526f0n/a104.21.51.178:443
2025-05-14 16:03:150f4ee245176f6e947d3435b711581cf4n/a104.21.51.178:443

# of entries: 3 (max: 100)