alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; http_uri; isdataat:!1,relative; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; http_content_type; content:"www-form-urlencoded"; isdataat:!1,relative; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:3; metadata:attack_target Client_Endpoint, created_at 2016_07_06, deployment Perimeter, former_category MALWARE, signature_severity Major, tag Locky, tag c2, updated_at 2020_10_30, 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 18:19:32 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; http_uri; isdataat:!1,relative; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; http_content_type; content:"www-form-urlencoded"; isdataat:!1,relative; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:3; metadata:created_at 2016_07_06, former_category MALWARE, tag Locky, updated_at 2020_10_30;)

Added 2020-10-30 20:26:02 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; http_uri; isdataat:!1,relative; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; http_content_type; content:"www-form-urlencoded"; isdataat:!1,relative; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:3; metadata:created_at 2016_07_06, former_category MALWARE, tag Locky, updated_at 2020_02_18;)

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


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; http_uri; isdataat:!1,relative; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; http_content_type; content:"www-form-urlencoded"; isdataat:!1,relative; metadata: former_category MALWARE; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:3; metadata:tag Locky, created_at 2016_07_06, updated_at 2020_02_18;)

Added 2020-02-18 18:33:46 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; content:"www-form-urlencoded|0d 0a|"; http_header; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; metadata: former_category MALWARE; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:2; metadata:tag Locky, created_at 2016_07_06, updated_at 2016_07_06;)

Added 2019-09-19 19:26:40 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; content:"www-form-urlencoded|0d 0a|"; http_header; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:2; metadata:tag Locky, created_at 2016_07_06, updated_at 2016_07_06;)

Added 2017-08-07 21:17:58 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; content:"www-form-urlencoded|0d 0a|"; http_header; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:2;)

Added 2016-07-06 18:51:42 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; content:"www-form-urlencoded|0d 0a|"; http_header; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:2;)

Added 2016-07-06 18:50:33 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; content:"www-form-urlencoded|0d 0a|"; http_header; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:2;)

Added 2016-07-06 16:53:52 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Ransomware Locky CnC? Beacon 21 May"; flow:established,to_server; content:"POST"; http_method; content:"/_dispatch.php"; fast_pattern; content:"www-form-urlencoded|0d 0a|"; http_header; content:"|0d 0a|x-requested-with|3a 20|XMLHttpRequest|0d 0a|"; http_header; pcre:"/^[0-9a-zA-Z=%-]{0,48}(?:%[A-F0-9]{2}){4}/Psi"; reference:md5,6f8987e28fed878d08858a943e7c6e7c; classtype:trojan-activity; sid:2022952; rev:2;)

Added 2016-07-06 16:52:35 UTC


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