MALWARE [PTsecurity] Malicious TOR activity (Spy.Ursnif/Androm seen) pkt checker #3

SID: 11001542Rev: 30 views
Sourceptresearch/attackdetection
CreatedMarch 30, 2022
UpdatedMarch 30, 2022
Classificationtrojan-activity
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"MALWARE [PTsecurity] Malicious TOR activity (Spy.Ursnif/Androm seen) pkt checker #3"; flow:established, to_client; content:"|17 03 01 00 20|"; fast_pattern; depth:5; content:"|1703|"; distance:32; within:2; stream_size:server, >,3739; stream_size:client, >,1601; stream_size:server, <,4856; stream_size:client, <,2261; flowbits:noalert; flowbits:isset, FB167479_2; flowbits:unset, FB167479_2; flowbits:set, FB167479_3; classtype:trojan-activity; reference:url, github.com/ptresearch/AttackDetection; sid:11001542; rev:3;)

References

urlgithub.com/ptresearch/AttackDetection

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