Statistics

- Top Malware

Dridex

- Blacklisted SSL Certificates

2'811

- Top issuing CA

Let's Encrypt Authority X3


- Blacklisted JA3 Fingerprints

70

- Distinct Malware Families

78

Top issuing CAs

The table below documents the top ten Certificate Authorities (CA) that are issuing the most SSL certificates for botnet C&Cs. Please note that the statistic blow also includes self-signed certificates.

RankCertificate Authority (CA)SSL certificates
1C=US, ST=Denial, L=Springfield, O=Dis228
2localhost215
3C=XX, L=Default City, O=Default Company Ltd187
4Let's Encrypt Authority X3155
5example.com146
6C=AU, ST=Some-State, O=Internet Widgits Pty Ltd132
7*84
8domain.com/O=My Company Name LTD./C=US54
9COMODO RSA Domain Validation Secure Server CA34
10southnorth.org33

Top SSL Certificate Common-Names (CN)

The table below documents the top ten common-names (CN) used by botnet C&Cs.

RankCommon-NanmeSSL certificates
1C=US, ST=Denial, L=Springfield, O=Dis228
2localhost215
3C=XX, L=Default City, O=Default Company Ltd187
4example.com146
5C=AU, ST=Some-State, O=Internet Widgits Pty Ltd132
6*84
7domain.com/O=My Company Name LTD./C=US54
8southnorth.org33
9Orcus Server31
10Oracle America, Inc.18

Top Listing Reasons

The table below shows the listing reasons for blacklisted SSL certificates on SSLBL.

RankListing reasonSSL certificates
1Dridex C&C721
2Quakbot C&C292
3TorrentLocker C&C271
4KINS C&C241
5Gootkit C&C233
6Gozi C&C212
7PandaZeuS C&C139
8TrickBot C&C137
9Malware C&C119
10Shylock C&C45
11OrcusRAT C&C41
12Vawtrak C&C33
13IcedId C&C32
14Qadars C&C26
15Ransomware C&C25
16ZeuS C&C23
17Shifu C&C19
18Chthonic C&C19
19Adwind C&C18
20Vawtrak MITM15