alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WEBC2-KT3 Intial Connection Beacon Server Response APT1 Related"; flow:established,from_server; dsize:<11; content:"*!Kt3+v|7c|"; depth:8; flowbits:isset,ET.WEBC2KT3; reference:url,www.mandiant.com/apt1; reference:md5,ec3a2197ca6b63ee1454d99a6ae145ab; classtype:trojan-activity; sid:2016457; rev:3; metadata:attack_target Client_Endpoint, created_at 2013_02_21, deployment Perimeter, former_category MALWARE, signature_severity Major, tag c2, updated_at 2013_02_21, 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 tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WEBC2-KT3 Intial Connection Beacon Server Response APT1 Related"; flow:established,from_server; dsize:<11; content:"*!Kt3+v|7c|"; depth:8; flowbits:isset,ET.WEBC2KT3; reference:url,www.mandiant.com/apt1; reference:md5,ec3a2197ca6b63ee1454d99a6ae145ab; classtype:trojan-activity; sid:2016457; rev:3; metadata:created_at 2013_02_21, former_category MALWARE, updated_at 2013_02_21;)

Added 2020-08-05 19:08:52 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WEBC2-KT3 Intial Connection Beacon Server Response APT1 Related"; flow:established,from_server; dsize:<11; content:"*!Kt3+v|7c|"; depth:8; flowbits:isset,ET.WEBC2KT3; metadata: former_category MALWARE; reference:url,www.mandiant.com/apt1; reference:md5,ec3a2197ca6b63ee1454d99a6ae145ab; classtype:trojan-activity; sid:2016457; rev:3; metadata:created_at 2013_02_21, updated_at 2013_02_21;)

Added 2019-09-19 19:25:54 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WEBC2-KT3 Intial Connection Beacon Server Response APT1 Related"; flow:established,from_server; dsize:<11; content:"*!Kt3+v|7c|"; depth:8; flowbits:isset,ET.WEBC2KT3; reference:url,www.mandiant.com/apt1; reference:md5,ec3a2197ca6b63ee1454d99a6ae145ab; classtype:trojan-activity; sid:2016457; rev:3; metadata:created_at 2013_02_21, updated_at 2013_02_21;)

Added 2018-09-13 19:46:26 UTC


Added 2018-09-13 17:57:21 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WEBC2-KT3 Intial Connection Beacon Server Response APT1 Related"; flow:established,from_server; dsize:<11; content:"*!Kt3+v|7c|"; depth:8; flowbits:isset,ET.WEBC2KT3; reference:url,www.mandiant.com/apt1; reference:md5,ec3a2197ca6b63ee1454d99a6ae145ab; classtype:trojan-activity; sid:2016457; rev:3; metadata:created_at 2013_02_21, updated_at 2013_02_21;)

Added 2017-08-07 21:10:11 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN WEBC2-KT3 Intial Connection Beacon Server Response APT1 Related"; flow:established,from_server; dsize:<11; content:"*!Kt3+v|7c|"; depth:8; flowbits:isset,ET.WEBC2KT3; reference:url,www.mandiant.com/apt1; reference:md5,ec3a2197ca6b63ee1454d99a6ae145ab; classtype:trojan-activity; sid:2016457; rev:3;)

Added 2013-02-22 01:37:14 UTC


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