#alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Win32/Rallovs.A CnC? Beacon"; flow:established,to_server; dsize:>1000; content:"|00 00 00 00|2|00|0|00|"; fast_pattern; pcre:"/^[1-9]\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 20 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; pcre:"/^\d\x00\d/R"; content:"|00 00|2|00|0|00|"; distance:0; content:"|00|-|00|"; distance:3; within:3; reference:md5,67a039a3139c6ef1bf42424acf658d01; reference:url,blog.cylance.com/spear-a-threat-actor-resurfaces; classtype:trojan-activity; sid:2021117; rev:2; metadata:attack_target Client_Endpoint, created_at 2015_05_19, deployment Perimeter, former_category TROJAN, signature_severity Major, tag c2, updated_at 2018_08_22, 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 18:19:25 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Win32/Rallovs.A CnC? Beacon"; flow:established,to_server; dsize:>1000; content:"|00 00 00 00|2|00|0|00|"; fast_pattern; pcre:"/^[1-9]\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 20 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; pcre:"/^\d\x00\d/R"; content:"|00 00|2|00|0|00|"; distance:0; content:"|00|-|00|"; distance:3; within:3; reference:md5,67a039a3139c6ef1bf42424acf658d01; reference:url,blog.cylance.com/spear-a-threat-actor-resurfaces; classtype:trojan-activity; sid:2021117; rev:2; metadata:created_at 2015_05_19, former_category TROJAN, updated_at 2018_08_22;)

Added 2020-08-05 19:11:14 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Win32/Rallovs.A CnC? Beacon"; flow:established,to_server; dsize:>1000; content:"|00 00 00 00|2|00|0|00|"; fast_pattern; pcre:"/^[1-9]\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 20 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; pcre:"/^\d\x00\d/R"; content:"|00 00|2|00|0|00|"; distance:0; content:"|00|-|00|"; distance:3; within:3; metadata: former_category TROJAN; reference:md5,67a039a3139c6ef1bf42424acf658d01; reference:url,blog.cylance.com/spear-a-threat-actor-resurfaces; classtype:trojan-activity; sid:2021117; rev:2; metadata:created_at 2015_05_19, updated_at 2018_08_22;)

Added 2018-09-13 19:51:13 UTC


Added 2018-09-13 18:00:05 UTC


#alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Win32/Rallovs.A CnC? Beacon"; flow:established,to_server; dsize:>1000; content:"|00 00 00 00|2|00|0|00|"; fast_pattern; pcre:"/^[1-9]\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 20 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; pcre:"/^\d\x00\d/R"; content:"|00 00|2|00|0|00|"; distance:0; content:"|00|-|00|"; distance:3; within:3; metadata: former_category TROJAN; reference:md5,67a039a3139c6ef1bf42424acf658d01; reference:url,blog.cylance.com/spear-a-threat-actor-resurfaces; classtype:trojan-activity; sid:2021117; rev:2; metadata:created_at 2015_05_19, updated_at 2018_08_22;)

Added 2018-08-22 17:08:16 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/Rallovs.A CnC? Beacon"; flow:established,to_server; dsize:>1000; content:"|00 00 00 00|2|00|0|00|"; fast_pattern; pcre:"/^[1-9]\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 20 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; pcre:"/^\d\x00\d/R"; content:"|00 00|2|00|0|00|"; distance:0; content:"|00|-|00|"; distance:3; within:3; reference:md5,67a039a3139c6ef1bf42424acf658d01; reference:url,blog.cylance.com/spear-a-threat-actor-resurfaces; classtype:trojan-activity; sid:2021117; rev:1; metadata:created_at 2015_05_19, updated_at 2018_08_21;)

Added 2018-08-21 18:54:09 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/Rallovs.A CnC? Beacon"; flow:established,to_server; dsize:>1000; content:"|00 00 00 00|2|00|0|00|"; fast_pattern; pcre:"/^[1-9]\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 20 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; pcre:"/^\d\x00\d/R"; content:"|00 00|2|00|0|00|"; distance:0; content:"|00|-|00|"; distance:3; within:3; reference:md5,67a039a3139c6ef1bf42424acf658d01; reference:url,blog.cylance.com/spear-a-threat-actor-resurfaces; classtype:trojan-activity; sid:2021117; rev:1; metadata:created_at 2015_05_19, updated_at 2015_05_19;)

Added 2017-08-07 21:15:45 UTC


alert tcp $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/Rallovs.A CnC? Beacon"; flow:established,to_server; dsize:>1000; content:"|00 00 00 00|2|00|0|00|"; fast_pattern; pcre:"/^[1-9]\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00|-|00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 20 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; within:3; pcre:"/^\d\x00\d/R"; content:"|00 3a 00|"; pcre:"/^\d\x00\d/R"; content:"|00 00|2|00|0|00|"; distance:0; content:"|00|-|00|"; distance:3; within:3; reference:md5,67a039a3139c6ef1bf42424acf658d01; reference:url,blog.cylance.com/spear-a-threat-actor-resurfaces; classtype:trojan-activity; sid:2021117; rev:1;)

Added 2015-05-19 17:17:28 UTC


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