alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"akk="; http_client_body; depth:4; content:"&client="; http_client_body; distance:0; pcre:"/^\x2F[a-f0-9]{40,60}$/Ui"; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:2; metadata:attack_target Client_Endpoint, created_at 2013_03_04, deployment Perimeter, former_category MALWARE, signature_severity Major, tag c2, updated_at 2020_04_23, 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 18:19:13 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"akk="; http_client_body; depth:4; content:"&client="; http_client_body; distance:0; pcre:"/^\x2F[a-f0-9]{40,60}$/Ui"; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:2; metadata:created_at 2013_03_04, former_category MALWARE, updated_at 2020_04_23;)

Added 2020-08-05 19:08:55 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"akk="; http_client_body; depth:4; content:"&client="; http_client_body; distance:0; pcre:"/^\x2F[a-f0-9]{40,60}$/Ui"; metadata: former_category MALWARE; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:2; metadata:created_at 2013_03_04, updated_at 2020_04_23;)

Added 2020-04-24 18:20:27 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"akk="; http_client_body; depth:4; content:"&client="; http_client_body; distance:0; pcre:"/^\x2F[a-f0-9]{40,60}$/Ui"; metadata: former_category MALWARE; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:2; metadata:created_at 2013_03_04, updated_at 2013_03_04;)

Added 2019-09-19 19:25:55 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"akk="; http_client_body; depth:4; content:"&client="; http_client_body; distance:0; pcre:"/^\x2F[a-f0-9]{40,60}$/Ui"; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:2; metadata:created_at 2013_03_04, updated_at 2013_03_04;)

Added 2018-09-13 19:46:31 UTC


Added 2018-09-13 17:57:24 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"akk="; http_client_body; depth:4; content:"&client="; http_client_body; distance:0; pcre:"/^\x2F[a-f0-9]{40,60}$/Ui"; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:2; metadata:created_at 2013_03_04, updated_at 2013_03_04;)

Added 2017-08-07 21:10:16 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST "; depth:5; content:"|0d 0a 0d 0a|akk="; content:"&client="; distance:0; pcre:"/^POST \x2F[a-f0-9]{40,60}\x20/i"; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:2;)

Added 2014-05-06 16:34:16 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET TROJAN W32/Asprox Passgrub POST CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"akk="; http_client_body; depth:4; content:"&client="; http_client_body; distance:0; pcre:"/^\x2F[a-f0-9]{40,60}$/Ui"; reference:url,www.trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-asprox-reborn.pdf; classtype:trojan-activity; sid:2016529; rev:1;)

Added 2013-03-04 21:43:03 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET CURRENT_EVENTS Unknown Exploit KIt seen with O1/O2.class /search"; flow:established,to_server; content:"/L"; http_uri; depth:2; content:"/form|0d 0a|"; http_header; fast_pattern:only; pcre:"/^\/L[a-zA-Z0-9]+\/[a-zA-Z0-9\x5f]+\?[a-z]+=[A-Za-z0-9\x2e]{10,}$/Um"; classtype:trojan-activity; sid:2015647; rev:2;)

Added 2012-08-20 18:42:02 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET TROJAN Cridex Response from exfiltrated data upload"; flow:to_client,established; content:"|de ad be ef|"; content:"|00 01 00 00 00|"; distance:3; within:5; reference:url,www.virustotal.com/file/00bf5b6f32b6a8223b8e55055800ef7870f8acaed334cb12484e44489b2ace24/analysis/; reference:url,www.packetninjas.net; classtype:trojan-activity; sid:2016529; rev:1;)

Added 2012-08-16 16:40:01 UTC


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