From c1fa19a5f0e4e5b6c577c33560be78830d61a278 Mon Sep 17 00:00:00 2001 From: "github-actions[bot]" <41898282+github-actions[bot]@users.noreply.github.com> Date: Fri, 15 May 2026 20:54:32 +0000 Subject: [PATCH] Sigma Rule Update (2026-05-15 20:54:25) (#344) Co-authored-by: YamatoSecurity --- config/security_rules.json | 240 ++++++++++++++++++------------------- 1 file changed, 120 insertions(+), 120 deletions(-) diff --git a/config/security_rules.json b/config/security_rules.json index f79c3d4e..7ff561fc 100644 --- a/config/security_rules.json +++ b/config/security_rules.json @@ -812,8 +812,8 @@ "TA0011", "T1071.004", "T1132.001", - "T1048", "T1132", + "T1048", "T1071" ], "title": "DNS Exfiltration and Tunneling Tools Execution" @@ -4476,8 +4476,8 @@ "T1059.007", "T1218.005", "T1027.004", - "T1027", "T1218", + "T1027", "T1059" ], "title": "Csc.EXE Execution Form Potentially Suspicious Parent" @@ -7598,8 +7598,8 @@ "T1564.004", "T1552.001", "T1105", - "T1552", - "T1564" + "T1564", + "T1552" ], "title": "Remote File Download Via Findstr.EXE" }, @@ -8806,8 +8806,8 @@ "T1059.001", "T1059.003", "T1564.003", - "T1059", - "T1564" + "T1564", + "T1059" ], "title": "Powershell Executed From Headless ConHost Process" }, @@ -9109,9 +9109,9 @@ "T1218.007", "TA0002", "T1059.001", + "T1218", "T1059", - "T1027", - "T1218" + "T1027" ], "title": "Obfuscated PowerShell MSI Install via WindowsInstaller COM" }, @@ -9375,8 +9375,8 @@ "T1047", "T1218.010", "TA0002", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "Suspicious WMIC Execution Via Office Process" }, @@ -9727,12 +9727,12 @@ "T1547.002", "T1557", "T1082", - "T1574", - "T1546", "T1564", + "T1547", "T1505", "T1556", - "T1547" + "T1574", + "T1546" ], "title": "Potential Suspicious Activity Using SeCEdit" }, @@ -10262,8 +10262,8 @@ "T1203", "T1059.003", "attack.g0032", - "T1059", - "T1566" + "T1566", + "T1059" ], "title": "Suspicious HWP Sub Processes" }, @@ -10490,8 +10490,8 @@ "T1218.011", "TA0006", "T1003.001", - "T1003", - "T1218" + "T1218", + "T1003" ], "title": "Process Access via TrolleyExpress Exclusion" }, @@ -11642,8 +11642,8 @@ "T1218.014", "T1036.002", "T1204", - "T1036", - "T1218" + "T1218", + "T1036" ], "title": "MMC Executing Files with Reversed Extensions Using RTLO Abuse" }, @@ -12608,8 +12608,8 @@ "T1563.002", "T1021.001", "car.2013-07-002", - "T1563", - "T1021" + "T1021", + "T1563" ], "title": "Suspicious RDP Redirect Using TSCON" }, @@ -13074,8 +13074,8 @@ "TA0003", "T1053.005", "T1059.001", - "T1053", - "T1059" + "T1059", + "T1053" ], "title": "Suspicious Schtasks Execution AppData Folder" }, @@ -14506,8 +14506,8 @@ "T1047", "T1204.002", "T1218.010", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "Suspicious WmiPrvSE Child Process" }, @@ -15734,8 +15734,8 @@ "attack.stealth", "T1059.001", "T1027.005", - "T1059", - "T1027" + "T1027", + "T1059" ], "title": "HackTool - CrackMapExec PowerShell Obfuscation" }, @@ -16436,8 +16436,8 @@ "T1087.002", "T1069.002", "T1482", - "T1069", - "T1087" + "T1087", + "T1069" ], "title": "Active Directory Database Snapshot Via ADExplorer" }, @@ -18648,8 +18648,8 @@ "TA0002", "T1552.004", "T1059.001", - "T1059", - "T1552" + "T1552", + "T1059" ], "title": "Certificate Exported Via PowerShell" }, @@ -18717,8 +18717,8 @@ "T1047", "T1204.002", "T1218.010", - "T1204", - "T1218" + "T1218", + "T1204" ], "title": "Suspicious Microsoft Office Child Process" }, @@ -21142,8 +21142,8 @@ "TA0003", "T1053.005", "T1059.001", - "T1053", - "T1059" + "T1059", + "T1053" ], "title": "Scheduled Task Executing Encoded Payload from Registry" }, @@ -22525,8 +22525,8 @@ "TA0003", "T1053.005", "T1059.001", - "T1059", - "T1053" + "T1053", + "T1059" ], "title": "Scheduled Task Executing Payload from Registry" }, @@ -23419,8 +23419,8 @@ "T1587.001", "TA0002", "T1569.002", - "T1569", - "T1587" + "T1587", + "T1569" ], "title": "PUA - CsExec Execution" }, @@ -24061,8 +24061,8 @@ "TA0008", "T1059.001", "T1021.006", - "T1021", - "T1059" + "T1059", + "T1021" ], "title": "Remote PowerShell Session Host Process (WinRM)" }, @@ -25051,8 +25051,8 @@ "attack.stealth", "T1059.001", "T1036.003", - "T1059", - "T1036" + "T1036", + "T1059" ], "title": "Renamed Powershell Under Powershell Channel" }, @@ -27327,8 +27327,8 @@ "T1552.001", "T1555", "T1555.003", - "T1552", - "T1548" + "T1548", + "T1552" ], "title": "HackTool - WinPwn Execution - ScriptBlock" }, @@ -27395,8 +27395,8 @@ "T1564.004", "TA0002", "T1059.001", - "T1564", - "T1059" + "T1059", + "T1564" ], "title": "NTFS Alternate Data Stream" }, @@ -30119,8 +30119,8 @@ "attack.s0039", "detection.threat-hunting", "T1069", - "T1087", - "T1021" + "T1021", + "T1087" ], "title": "Net.EXE Execution" }, @@ -31114,8 +31114,8 @@ "TA0001", "TA0043", "detection.threat-hunting", - "T1598", - "T1566" + "T1566", + "T1598" ], "title": "HTML File Opened From Download Folder" }, @@ -31812,8 +31812,8 @@ "T1027.010", "T1547.001", "detection.threat-hunting", - "T1059", "T1027", + "T1059", "T1547" ], "title": "Registry Set With Crypto-Classes From The \"Cryptography\" PowerShell Namespace" @@ -33442,8 +33442,8 @@ "T1059.005", "T1059.006", "T1059.007", - "T1204", - "T1059" + "T1059", + "T1204" ], "title": "AppLocker Prevented Application or Script from Running" }, @@ -33791,8 +33791,8 @@ "T1485", "T1553.002", "attack.s0195", - "T1027", "T1070", + "T1027", "T1553" ], "title": "Potential Secure Deletion with SDelete" @@ -34734,8 +34734,8 @@ "T1570", "TA0002", "T1569.002", - "T1569", - "T1021" + "T1021", + "T1569" ], "title": "Metasploit Or Impacket Service Installation Via SMB PsExec" }, @@ -35134,8 +35134,8 @@ "T1087.002", "T1069.002", "attack.s0039", - "T1087", - "T1069" + "T1069", + "T1087" ], "title": "Reconnaissance Activity" }, @@ -37171,8 +37171,8 @@ "TA0003", "T1548.002", "T1546.001", - "T1546", - "T1548" + "T1548", + "T1546" ], "title": "Suspicious Shell Open Command Registry Modification" }, @@ -37485,8 +37485,8 @@ "attack.stealth", "T1204.004", "T1027.010", - "T1027", - "T1204" + "T1204", + "T1027" ], "title": "Suspicious Space Characters in TypedPaths Registry Path - FileFix" }, @@ -38126,8 +38126,8 @@ "attack.stealth", "T1204.004", "T1027.010", - "T1027", - "T1204" + "T1204", + "T1027" ], "title": "Suspicious Space Characters in RunMRU Registry Path - ClickFix" }, @@ -39688,8 +39688,8 @@ "TA0003", "T1547.001", "T1546.009", - "T1547", - "T1546" + "T1546", + "T1547" ], "title": "Session Manager Autorun Keys Modification" }, @@ -40478,9 +40478,9 @@ "T1021.002", "T1543.003", "T1569.002", - "T1021", "T1543", - "T1569" + "T1569", + "T1021" ], "title": "Potential CobaltStrike Service Installations - Registry" }, @@ -42139,8 +42139,8 @@ "TA0004", "T1548.002", "T1546.001", - "T1546", - "T1548" + "T1548", + "T1546" ], "title": "Shell Open Registry Keys Manipulation" }, @@ -42365,8 +42365,8 @@ "T1071.004", "detection.emerging-threats", "T1543", - "T1053", - "T1071" + "T1071", + "T1053" ], "title": "OilRig APT Registry Persistence" }, @@ -42398,8 +42398,8 @@ "TA0011", "T1071.004", "detection.emerging-threats", - "T1053", "T1071", + "T1053", "T1543" ], "title": "OilRig APT Activity" @@ -42430,9 +42430,9 @@ "TA0011", "T1071.004", "detection.emerging-threats", + "T1053", "T1543", - "T1071", - "T1053" + "T1071" ], "title": "OilRig APT Schedule Task Persistence - System" }, @@ -42465,9 +42465,9 @@ "TA0011", "T1071.004", "detection.emerging-threats", + "T1071", "T1053", - "T1543", - "T1071" + "T1543" ], "title": "OilRig APT Schedule Task Persistence - Security" }, @@ -42494,8 +42494,8 @@ "T1218.011", "car.2013-10-002", "detection.emerging-threats", - "T1218", - "T1059" + "T1059", + "T1218" ], "title": "Sofacy Trojan Loader Activity" }, @@ -43465,8 +43465,8 @@ "T1059.001", "T1218.005", "detection.emerging-threats", - "T1059", - "T1218" + "T1218", + "T1059" ], "title": "Potential Baby Shark Malware Activity" }, @@ -43751,8 +43751,8 @@ "T1003.001", "T1560.001", "detection.emerging-threats", - "T1003", - "T1560" + "T1560", + "T1003" ], "title": "APT31 Judgement Panda Activity" }, @@ -43783,8 +43783,8 @@ "T1053.005", "T1059.001", "detection.emerging-threats", - "T1059", "T1036", + "T1059", "T1053" ], "title": "Operation Wocao Activity" @@ -43816,9 +43816,9 @@ "T1053.005", "T1059.001", "detection.emerging-threats", - "T1053", "T1036", - "T1059" + "T1059", + "T1053" ], "title": "Operation Wocao Activity - Security" }, @@ -43842,8 +43842,8 @@ "T1552.001", "T1003.003", "detection.emerging-threats", - "T1003", - "T1552" + "T1552", + "T1003" ], "title": "Potential Russian APT Credential Theft Activity" }, @@ -45839,8 +45839,8 @@ "T1543.003", "T1569.002", "detection.emerging-threats", - "T1543", - "T1569" + "T1569", + "T1543" ], "title": "CosmicDuke Service Installation" }, @@ -45966,9 +45966,9 @@ "T1003.001", "car.2016-04-002", "detection.emerging-threats", - "T1003", + "T1685", "T1218", - "T1685" + "T1003" ], "title": "NotPetya Ransomware Activity" }, @@ -46193,8 +46193,8 @@ "T1566.001", "cve.2017-0261", "detection.emerging-threats", - "T1204", - "T1566" + "T1566", + "T1204" ], "title": "Exploit for CVE-2017-0261" }, @@ -46249,8 +46249,8 @@ "attack.s0412", "attack.g0001", "detection.emerging-threats", - "T1059", - "T1218" + "T1218", + "T1059" ], "title": "ZxShell Malware" }, @@ -46337,8 +46337,8 @@ "T1059.001", "attack.s0183", "detection.emerging-threats", - "T1071", - "T1059" + "T1059", + "T1071" ], "title": "Kalambur Backdoor Curl TOR SOCKS Proxy Execution" }, @@ -46795,8 +46795,8 @@ "T1059.005", "T1105", "detection.emerging-threats", - "T1059", - "T1195" + "T1195", + "T1059" ], "title": "Axios NPM Compromise Indicators - Windows" }, @@ -48273,8 +48273,8 @@ "T1218.010", "TA0002", "TA0005", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "Excel Proxy Executing Regsvr32 With Payload Alternate" }, @@ -49580,8 +49580,8 @@ "T1564.004", "T1552.001", "T1105", - "T1552", - "T1564" + "T1564", + "T1552" ], "title": "Abusing Findstr for Defense Evasion" }, @@ -50359,8 +50359,8 @@ "T1218.010", "TA0002", "TA0005", - "T1204", - "T1218" + "T1218", + "T1204" ], "title": "Excel Proxy Executing Regsvr32 With Payload" }, @@ -51150,8 +51150,8 @@ "TA0002", "T1543.003", "T1569.002", - "T1543", - "T1569" + "T1569", + "T1543" ], "title": "Remote Access Tool Services Have Been Installed - System" }, @@ -51470,8 +51470,8 @@ "TA0002", "T1021.002", "T1569.002", - "T1569", - "T1021" + "T1021", + "T1569" ], "title": "smbexec.py Service Installation" }, @@ -51540,9 +51540,9 @@ "T1021.002", "T1543.003", "T1569.002", + "T1543", "T1569", - "T1021", - "T1543" + "T1021" ], "title": "CobaltStrike Service Installations - System" }, @@ -52452,8 +52452,8 @@ "attack.defense-impairment", "T1204.002", "T1553.005", - "T1204", - "T1553" + "T1553", + "T1204" ], "title": "Windows AppX Deployment Full Trust Package Installation" }, @@ -53990,8 +53990,8 @@ "TA0008", "T1563.002", "T1021.001", - "T1021", - "T1563" + "T1563", + "T1021" ], "title": "Possible RDP Hijacking" }, @@ -55412,10 +55412,10 @@ "T1570", "T1021.002", "T1569.002", - "T1543", - "T1136", + "T1021", "T1569", - "T1021" + "T1136", + "T1543" ], "title": "PSExec Lateral Movement" },