alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/CryptFile2 Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; pcre:"/\.php$/U"; content:"|3d 30 78 30 36 2c 30 78 30 32 2c 30 78 30 30 2c 30 78 30 30|"; fast_pattern; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_03_29, deployment Perimeter, former_category MALWARE, malware_family Ransomware, malware_family CryptFile2?, signature_severity Major, tag Ransomware, updated_at 2020_08_03, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;)

Added 2021-10-04 19:24:44 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/CryptFile2 Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; pcre:"/\.php$/U"; content:"|3d 30 78 30 36 2c 30 78 30 32 2c 30 78 30 30 2c 30 78 30 30|"; fast_pattern; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_03_29, deployment Perimeter, former_category MALWARE, malware_family Ransomware, malware_family CryptFile2?, performance_impact Low, signature_severity Major, tag Ransomware, updated_at 2020_08_03;)

Added 2020-08-05 19:12:09 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/CryptFile2 Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; pcre:"/\.php$/U"; content:"|3d 30 78 30 36 2c 30 78 30 32 2c 30 78 30 30 2c 30 78 30 30|"; fast_pattern; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; metadata: former_category MALWARE; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag Ransomware, signature_severity Major, created_at 2016_03_29, malware_family Ransomware, malware_family CryptFile2?, performance_impact Low, updated_at 2020_08_03;)

Added 2020-08-03 18:23:38 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/CryptFile2 Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; pcre:"/\.php$/U"; content:"|3d 30 78 30 36 2c 30 78 30 32 2c 30 78 30 30 2c 30 78 30 30|"; fast_pattern; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; metadata: former_category MALWARE; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag Ransomware, signature_severity Major, created_at 2016_03_29, malware_family Ransomware, malware_family CryptFile2?, performance_impact Low, updated_at 2016_10_24;)

Added 2019-09-26 19:58:08 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/CryptFile2 Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; pcre:"/\.php$/U"; content:"|3d 30 78 30 36 2c 30 78 30 32 2c 30 78 30 30 2c 30 78 30 30|"; fast_pattern; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag Ransomware, signature_severity Major, created_at 2016_03_29, malware_family Ransomware, malware_family CryptFile2?, performance_impact Low, updated_at 2016_10_24;)

Added 2017-08-07 21:17:38 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/CryptFile2 Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; pcre:"/\.php$/U"; content:"|3d 30 78 30 36 2c 30 78 30 32 2c 30 78 30 30 2c 30 78 30 30|"; fast_pattern; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; content:"|2c 3c 62 72 3e 30 78|"; distance:0; http_client_body; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:4;)

Added 2016-10-24 17:07:40 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/CryptFile2 Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; content:"idn="; http_client_body; depth:4; fast_pattern; content:"&key=0x"; http_client_body; distance:0; content:"&FN="; http_client_body; distance:0; content:!"Referer|3a|"; http_header; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:3;)

Added 2016-04-27 19:08:59 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN SDLocker Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; content:"idn="; http_client_body; depth:4; fast_pattern; content:"&key=0x"; http_client_body; distance:0; content:"&FN="; http_client_body; distance:0; content:!"Referer|3a|"; http_header; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:2;)

Added 2016-04-25 18:11:18 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN W32/Unknown Ransomware Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; content:"idn="; http_client_body; depth:4; fast_pattern; content:"&key=0x"; http_client_body; distance:0; content:"&FN="; http_client_body; distance:0; content:!"Referer|3a|"; http_header; reference:md5,5bb7d85f7a5f1d2b01efabe5635e2992; classtype:trojan-activity; sid:2022683; rev:1;)

Added 2016-03-29 17:39:42 UTC


Topic revision: r1 - 2021-10-04 - TWikiGuest
 
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