alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2; metadata:attack_target Client_Endpoint, created_at 2016_02_16, deployment Perimeter, former_category MALWARE, signature_severity Major, tag c2, updated_at 2020_06_24, 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 18:19:31 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2; metadata:created_at 2016_02_16, former_category MALWARE, updated_at 2020_06_24;)

Added 2020-08-05 19:12:04 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; metadata: former_category MALWARE; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2; metadata:created_at 2016_02_16, updated_at 2020_06_24;)

Added 2020-06-24 19:08:30 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; metadata: former_category MALWARE; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2; metadata:created_at 2016_02_16, updated_at 2016_02_16;)

Added 2019-09-19 19:26:36 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2; metadata:created_at 2016_02_16, updated_at 2016_02_16;)

Added 2018-09-13 19:52:18 UTC


Added 2018-09-13 18:00:45 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2; metadata:created_at 2016_02_16, updated_at 2016_02_16;)

Added 2017-08-07 21:17:27 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2;)

Added 2016-02-16 22:39:50 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/GCman.Backdoor CnC? Beacon"; flow:established,to_server; content:"POST"; http_method; content:"/cgi-bin/s2.cgi"; http_uri; depth:15; content:!"Referer|3A|"; http_header; pcre:"/^[a-f0-9]{31}\x3B(?:[a-zA-Z0-9+/=]+)?\r?$/P"; reference:md5,8a18846e17244db9af90009ddab341ce; reference:url,securelist.com/blog/research/73638/apt-style-bank-robberies-increase-with-metel-gcman-and-carbanak-2-0-attacks/; classtype:trojan-activity; sid:2022529; rev:2;)

Added 2016-02-16 17:47:55 UTC


Topic revision: r1 - 2021-06-18 - TWikiGuest
 
This site is powered by the TWiki collaboration platform Powered by Perl This site is powered by the TWiki collaboration platformCopyright © Emerging Threats