alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bookworm CnC? Beacon 2"; flow:to_server,established; content:"POST"; http_method; content:"000"; http_uri; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a 20|"; http_header; pcre:"/^\/[a-f0-9]+000[a-f0-9]{37}$/Ui"; reference:md5,0f41c853a2d522e326f2c30b4b951b04; reference:url,researchcenter.paloaltonetworks.com/2015/11/bookworm-trojan-a-model-of-modular-architecture/; classtype:trojan-activity; sid:2022074; rev:3; metadata:attack_target Client_Endpoint, created_at 2015_11_11, deployment Perimeter, former_category MALWARE, signature_severity Major, tag c2, updated_at 2020_06_09, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;)

Added 2021-06-18 18:19:30 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bookworm CnC? Beacon 2"; flow:to_server,established; content:"POST"; http_method; content:"000"; http_uri; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a 20|"; http_header; pcre:"/^\/[a-f0-9]+000[a-f0-9]{37}$/Ui"; reference:md5,0f41c853a2d522e326f2c30b4b951b04; reference:url,researchcenter.paloaltonetworks.com/2015/11/bookworm-trojan-a-model-of-modular-architecture/; classtype:trojan-activity; sid:2022074; rev:3; metadata:created_at 2015_11_11, former_category MALWARE, updated_at 2020_06_09;)

Added 2020-08-05 19:11:49 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bookworm CnC? Beacon 2"; flow:to_server,established; content:"POST"; http_method; content:"000"; http_uri; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a 20|"; http_header; pcre:"/^\/[a-f0-9]+000[a-f0-9]{37}$/Ui"; metadata: former_category MALWARE; reference:md5,0f41c853a2d522e326f2c30b4b951b04; reference:url,researchcenter.paloaltonetworks.com/2015/11/bookworm-trojan-a-model-of-modular-architecture/; classtype:trojan-activity; sid:2022074; rev:3; metadata:created_at 2015_11_11, updated_at 2020_06_09;)

Added 2020-06-09 18:00:56 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bookworm CnC? Beacon 2"; flow:to_server,established; content:"POST"; http_method; content:"000"; http_uri; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a 20|"; http_header; pcre:"/^\/[a-f0-9]+000[a-f0-9]{37}$/Ui"; metadata: former_category MALWARE; reference:md5,0f41c853a2d522e326f2c30b4b951b04; reference:url,researchcenter.paloaltonetworks.com/2015/11/bookworm-trojan-a-model-of-modular-architecture/; classtype:trojan-activity; sid:2022074; rev:3; metadata:created_at 2015_11_11, updated_at 2015_11_11;)

Added 2019-09-19 19:26:31 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bookworm CnC? Beacon 2"; flow:to_server,established; content:"POST"; http_method; content:"000"; http_uri; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a 20|"; http_header; pcre:"/^\/[a-f0-9]+000[a-f0-9]{37}$/Ui"; reference:md5,0f41c853a2d522e326f2c30b4b951b04; reference:url,researchcenter.paloaltonetworks.com/2015/11/bookworm-trojan-a-model-of-modular-architecture/; classtype:trojan-activity; sid:2022074; rev:3; metadata:created_at 2015_11_11, updated_at 2015_11_11;)

Added 2018-09-13 19:51:56 UTC


Added 2018-09-13 18:00:31 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bookworm CnC? Beacon 2"; flow:to_server,established; content:"POST"; http_method; content:"000"; http_uri; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a 20|"; http_header; pcre:"/^\/[a-f0-9]+000[a-f0-9]{37}$/Ui"; reference:md5,0f41c853a2d522e326f2c30b4b951b04; reference:url,researchcenter.paloaltonetworks.com/2015/11/bookworm-trojan-a-model-of-modular-architecture/; classtype:trojan-activity; sid:2022074; rev:3; metadata:created_at 2015_11_11, updated_at 2015_11_11;)

Added 2017-08-07 21:16:53 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bookworm CnC? Beacon 2"; flow:to_server,established; content:"POST"; http_method; content:"000"; http_uri; fast_pattern; content:!"Accept"; http_header; content:!"Referer|3a|"; http_header; content:!"User-Agent|3a 20|"; http_header; pcre:"/^\/[a-f0-9]+000[a-f0-9]{37}$/Ui"; reference:md5,0f41c853a2d522e326f2c30b4b951b04; reference:url,researchcenter.paloaltonetworks.com/2015/11/bookworm-trojan-a-model-of-modular-architecture/; classtype:trojan-activity; sid:2022074; rev:3;)

Added 2015-11-11 17:15:36 UTC


Topic revision: r1 - 2021-06-18 - TWikiGuest
 
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