alert dns $HOME_NET any -> any any (msg:"ET TROJAN DustySky? Downeks/Quasar/other DNS Lookup (havan .qhigh.com)"; dns_query; content:"havan.qhigh.com"; depth:15; nocase; isdataat:!1,relative; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments/; classtype:trojan-activity; sid:2023807; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_01_31, malware_family DustySky?_related_implant, updated_at 2019_09_03;)

Added 2019-09-03 18:12:15 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN DustySky? Downeks/Quasar/other DNS Lookup (havan .qhigh.com)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|05|havan|05|qhigh|03|com|00|"; nocase; distance:0; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments/; classtype:trojan-activity; sid:2023807; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_01_31, malware_family DustySky?_related_implant, updated_at 2019_08_30;)

Added 2019-08-30 19:37:01 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN DustySky? Downeks/Quasar/other DNS Lookup (havan .qhigh.com)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|05|havan|05|qhigh|03|com|00|"; nocase; distance:0; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments/; classtype:trojan-activity; sid:2023807; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_01_31, malware_family DustySky?_related_implant, updated_at 2019_08_29;)

Added 2019-08-29 18:00:05 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN DustySky? Downeks/Quasar/other DNS Lookup (havan .qhigh.com)"; content:"|01|"; offset:2; depth:1; content:"|00 01 00 00 00 00 00|"; distance:1; within:7; content:"|05|havan|05|qhigh|03|com|00|"; nocase; distance:0; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments/; classtype:trojan-activity; sid:2023807; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_01_31, malware_family DustySky?_related_implant, updated_at 2019_08_28;)

Added 2019-08-28 19:01:50 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN DustySky? Downeks/Quasar/other DNS Lookup (havan .qhigh.com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|05|havan|05|qhigh|03|com|00|"; nocase; distance:0; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments/; classtype:trojan-activity; sid:2023807; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_01_31, malware_family DustySky?_related_implant, updated_at 2017_01_31;)

Added 2018-09-13 19:53:25 UTC


Added 2018-09-13 18:01:23 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN DustySky? Downeks/Quasar/other DNS Lookup (havan .qhigh.com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|05|havan|05|qhigh|03|com|00|"; nocase; distance:0; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments/; classtype:trojan-activity; sid:2023807; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_01_31, malware_family DustySky?_related_implant, updated_at 2017_01_31;)

Added 2017-08-07 21:19:02 UTC


alert udp $HOME_NET any -> any 53 (msg:"ET TROJAN DustySky? Downeks/Quasar/other DNS Lookup (havan .qhigh.com)"; content:"|01 00 00 01 00 00 00 00 00 00|"; depth:10; offset:2; content:"|05|havan|05|qhigh|03|com|00|"; nocase; distance:0; fast_pattern; reference:url,researchcenter.paloaltonetworks.com/2017/01/unit42-downeks-and-quasar-rat-used-in-recent-targeted-attacks-against-governments/; classtype:trojan-activity; sid:2023807; rev:1;)

Added 2017-01-31 16:51:02 UTC


Topic revision: r1 - 2019-09-03 - TWikiGuest
 
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