Versions (7)
Version DetailsCurrent
Rev: 10 • Oct 19, 2016, 12:00 PMET MALWARE Backdoor family PCRat/Gh0st CnC traffic (OUTBOUND) 106
alert tcp $HOME_NET any -> $EXTERNAL_NET [!5938,!1935,!3265,!2394,!1514] (msg:"ET MALWARE Backdoor family PCRat/Gh0st CnC traffic (OUTBOUND) 106"; flow:to_server,established; app-layer-protocol:!tls; stream_size:server,<,5; dsize:>11; content:"|00 00|"; offset:2; depth:2; content:!"|00 00|"; depth:2; content:"|9c 4b|"; offset:8; fast_pattern; byte_jump:4,0,little,from_beginning,post_offset -9; isdataat:!2,relative; reference:url,www.securelist.com/en/descriptions/10155706/Trojan-GameThief.Win32.Magania.eogz; reference:url,www.microsoft.com/security/portal/Threat/Encyclopedia/Entry.aspx?Name=Backdoor%3AWin32/PcClient.ZR&ThreatID=-2147325231; reference:md5,edc84c505d101301459dafab296fb743; classtype:command-and-control; sid:2023349; rev:10; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2016_10_19, deployment Perimeter, malware_family Gh0st, malware_family PCRAT, performance_impact Significant, confidence Medium, signature_severity Major, tag Gh0st, updated_at 2024_07_03;)
Oct 19, 2016, 12:00 PM
Jul 3, 2024, 12:00 PM
Sep 21, 2024, 3:00 AM
May 30, 2025, 12:04 AM
rules/emerging-malware.rules