Statistics

- Top Malware

AsyncRAT

- Blacklisted SSL Certificates

8'483

- Top issuing CA

Let's Encrypt Authority X3


- Blacklisted JA3 Fingerprints

97

- Distinct Malware Families

188

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
1WE11'044
2AsyncRAT Server840
3Let's Encrypt Authority X3463
4Quasar Server CA368
5BitRAT248
6DcRat Server, OU=qwqdanchun, O=DcRat By qwqdanchun, L=SH, C=CN246
7localhost239
8C=US, ST=Denial, L=Springfield, O=Dis228
9R3217
10C=XX, L=Default City, O=Default Company Ltd199

Top SSL Certificate Common-Names (CN)

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

RankCommon-NanmeSSL certificates
1AsyncRAT Server840
2DcRat419
3Quasar Server CA368
4BitRAT248
5localhost239
6C=US, ST=Denial, L=Springfield, O=Dis228
7C=XX, L=Default City, O=Default Company Ltd199
8example.com154
9C=AU, ST=Some-State, O=Internet Widgits Pty Ltd151
10*139

Top Listing Reasons

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

RankListing reasonSSL certificates
1AsyncRAT C&C1'346
2Dridex C&C735
3QuasarRAT C&C588
4LummaStealer C&C526
5Gozi C&C348
6Rhadamanthys C&C344
7Malware C&C314
8Quakbot C&C292
9BitRAT C&C284
10TorrentLocker C&C271
11ConnectWise C&C266
12DCRat C&C264
13KINS C&C241
14OffLoader C&C241
15Gootkit C&C233
16Vidar C&C190
17OrcusRAT C&C179
18IcedId C&C151
19PandaZeuS C&C139
20TrickBot C&C137