Sliver can support C2 communications over DNS. ShadowPad has used DNS tunneling for C2 communications. RDAT has used DNS to communicate with the C2. QUADAGENT uses DNS for C2 communications. POWRUNER can use DNS for C2 communications. PlugX can be configured to use DNS for command and control. OilRig has used DNS for C2 including the publicly available tunneling service. NanHaiShu uses DNS for the C2 communications. Ke3chang malware RoyalDNS has used DNS for C2. InvisiMole has used a custom implementation of DNS tunneling to embed C2 communications in DNS requests and replies. HTTPBrowser has used DNS for command and control. Goopy has the ability to communicate with its C2 over DNS. įIN7 has performed C2 using DNS via A, OPT, and TXT records. Įbury has used DNS requests over UDP port 53 for C2. ĭenis has used DNS tunneling for C2 communications. All protocols use their standard assigned ports. Ĭobalt Strike can use a custom command and control protocol that can be encapsulated in DNS. Ĭobalt Group has used DNS tunneling for C2. Ĭhimera has used Cobalt Strike to encapsulate C2 in DNS traffic. īONDUPDATER can use DNS and TXT records within its DNS tunneling protocol for command and control. ĪPT39 has used remote access tools that leverage DNS in communications with C2. Variants of Anchor can use DNS tunneling to communicate with C2.
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