From ed5bee2152c6277d6f149fd0d9036864d4db0c95 Mon Sep 17 00:00:00 2001 From: "github-actions[bot]" <41898282+github-actions[bot]@users.noreply.github.com> Date: Tue, 18 Nov 2025 20:16:54 +0000 Subject: [PATCH] Sigma Rule Update (2025-11-18 20:16:48) (#160) Co-authored-by: YamatoSecurity --- config/security_rules.json | 239 +++++++++++++++++++------------------ 1 file changed, 121 insertions(+), 118 deletions(-) diff --git a/config/security_rules.json b/config/security_rules.json index a19f7cf7..8ed1dfcd 100644 --- a/config/security_rules.json +++ b/config/security_rules.json @@ -344,8 +344,8 @@ "T1059.001", "TA0008", "T1021.003", - "T1021", - "T1059" + "T1059", + "T1021" ], "title": "Suspicious Non PowerShell WSMAN COM Provider" }, @@ -424,8 +424,8 @@ "T1059.001", "TA0008", "T1021.006", - "T1059", - "T1021" + "T1021", + "T1059" ], "title": "Remote PowerShell Session (PS Classic)" }, @@ -1902,8 +1902,8 @@ "T1059.001", "TA0003", "T1136.001", - "T1136", - "T1059" + "T1059", + "T1136" ], "title": "PowerShell Create Local User" }, @@ -2194,8 +2194,8 @@ "T1558.003", "TA0008", "T1550.003", - "T1550", - "T1558" + "T1558", + "T1550" ], "title": "HackTool - Rubeus Execution - ScriptBlock" }, @@ -2637,8 +2637,8 @@ "T1564.004", "TA0002", "T1059.001", - "T1564", - "T1059" + "T1059", + "T1564" ], "title": "NTFS Alternate Data Stream" }, @@ -4991,8 +4991,8 @@ "T1615", "T1569.002", "T1574.005", - "T1569", - "T1574" + "T1574", + "T1569" ], "title": "HackTool - SharpUp PrivEsc Tool Execution" }, @@ -5532,8 +5532,8 @@ "TA0002", "T1059.001", "T1027", - "T1059", - "T1218" + "T1218", + "T1059" ], "title": "Obfuscated PowerShell MSI Install via WindowsInstaller COM" }, @@ -6179,8 +6179,8 @@ "TA0002", "T1059.007", "cve.2020-1599", - "T1059", - "T1218" + "T1218", + "T1059" ], "title": "MSHTA Execution with Suspicious File Extensions" }, @@ -6514,8 +6514,8 @@ "T1563.002", "T1021.001", "car.2013-07-002", - "T1021", - "T1563" + "T1563", + "T1021" ], "title": "Suspicious RDP Redirect Using TSCON" }, @@ -7485,8 +7485,8 @@ "TA0003", "T1053.005", "T1059.001", - "T1053", - "T1059" + "T1059", + "T1053" ], "title": "Scheduled Task Executing Encoded Payload from Registry" }, @@ -9416,8 +9416,8 @@ "T1564.004", "T1552.001", "T1105", - "T1564", - "T1552" + "T1552", + "T1564" ], "title": "Remote File Download Via Findstr.EXE" }, @@ -10033,8 +10033,8 @@ "T1087.002", "T1069.002", "T1482", - "T1069", - "T1087" + "T1087", + "T1069" ], "title": "Suspicious Active Directory Database Snapshot Via ADExplorer" }, @@ -10777,8 +10777,8 @@ "TA0005", "T1548.002", "T1218.003", - "T1218", - "T1548" + "T1548", + "T1218" ], "title": "Bypass UAC via CMSTP" }, @@ -10996,8 +10996,8 @@ "T1218.010", "TA0002", "TA0005", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "Suspicious WMIC Execution Via Office Process" }, @@ -11190,8 +11190,8 @@ "T1071.004", "T1132.001", "T1132", - "T1048", - "T1071" + "T1071", + "T1048" ], "title": "DNS Exfiltration and Tunneling Tools Execution" }, @@ -11737,8 +11737,8 @@ "T1047", "T1204.002", "T1218.010", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "Suspicious WmiPrvSE Child Process" }, @@ -11806,8 +11806,8 @@ "TA0002", "T1059.001", "T1562.001", - "T1059", - "T1562" + "T1562", + "T1059" ], "title": "Obfuscated PowerShell OneLiner Execution" }, @@ -16590,8 +16590,8 @@ "T1087.002", "T1069.002", "T1482", - "T1087", - "T1069" + "T1069", + "T1087" ], "title": "Active Directory Database Snapshot Via ADExplorer" }, @@ -17963,8 +17963,8 @@ "TA0002", "T1552.004", "T1059.001", - "T1059", - "T1552" + "T1552", + "T1059" ], "title": "Certificate Exported Via PowerShell" }, @@ -18746,8 +18746,8 @@ "TA0005", "T1562.001", "T1070.001", - "T1562", - "T1070" + "T1070", + "T1562" ], "title": "Suspicious Windows Trace ETW Session Tamper Via Logman.EXE" }, @@ -19857,8 +19857,8 @@ "TA0008", "T1021.002", "T1218.011", - "T1021", - "T1218" + "T1218", + "T1021" ], "title": "Rundll32 UNC Path Execution" }, @@ -20860,8 +20860,8 @@ "TA0005", "T1218.014", "T1036.002", - "T1204", "T1218", + "T1204", "T1036" ], "title": "MMC Executing Files with Reversed Extensions Using RTLO Abuse" @@ -21417,11 +21417,11 @@ "T1547.002", "T1557", "T1082", - "T1574", - "T1547", "T1505", - "T1564", "T1546", + "T1547", + "T1574", + "T1564", "T1556" ], "title": "Potential Suspicious Activity Using SeCEdit" @@ -22253,8 +22253,8 @@ "TA0008", "T1059.001", "T1021.006", - "T1021", - "T1059" + "T1059", + "T1021" ], "title": "Remote PowerShell Session Host Process (WinRM)" }, @@ -22551,9 +22551,9 @@ "TA0005", "T1218.005", "T1027.004", - "T1218", + "T1027", "T1059", - "T1027" + "T1218" ], "title": "Csc.EXE Execution Form Potentially Suspicious Parent" }, @@ -23690,8 +23690,8 @@ "T1204.004", "TA0005", "T1027.010", - "T1027", - "T1204" + "T1204", + "T1027" ], "title": "Suspicious Explorer Process with Whitespace Padding - ClickFix/FileFix" }, @@ -24566,8 +24566,8 @@ "T1133", "T1136.001", "T1021.001", - "T1136", - "T1021" + "T1021", + "T1136" ], "title": "User Added to Remote Desktop Users Group" }, @@ -25202,8 +25202,8 @@ "T1564.004", "T1552.001", "T1105", - "T1564", - "T1552" + "T1552", + "T1564" ], "title": "Insensitive Subfolder Search Via Findstr.EXE" }, @@ -26174,9 +26174,9 @@ "T1069.002", "TA0002", "T1059.001", + "T1069", "T1059", - "T1087", - "T1069" + "T1087" ], "title": "HackTool - Bloodhound/Sharphound Execution" }, @@ -27104,8 +27104,8 @@ "T1070.001", "T1562.002", "car.2016-04-002", - "T1562", - "T1070" + "T1070", + "T1562" ], "title": "Suspicious Eventlog Clearing or Configuration Change Activity" }, @@ -27263,8 +27263,8 @@ "T1106", "T1059.003", "T1218.011", - "T1059", - "T1218" + "T1218", + "T1059" ], "title": "HackTool - RedMimicry Winnti Playbook Execution" }, @@ -28096,8 +28096,8 @@ "TA0003", "T1036.005", "T1053.005", - "T1036", - "T1053" + "T1053", + "T1036" ], "title": "Suspicious Scheduled Task Creation via Masqueraded XML File" }, @@ -28441,7 +28441,7 @@ "channel": [ "sec" ], - "description": "A symbolic link is a type of file that contains a reference to another file.\nThis is probably done to make sure that the ransomware is able to follow shortcuts on the machine in order to find the original file to encrypt\n", + "description": "Detects the modification of NTFS symbolic link behavior using fsutil, which could be used to enable remote to local or remote to remote symlinks for potential attacks.\n", "event_ids": [ "4688" ], @@ -28453,9 +28453,12 @@ ], "tags": [ "TA0002", - "T1059" + "T1059", + "TA0005", + "T1222.001", + "T1222" ], - "title": "Fsutil Behavior Set SymlinkEvaluation" + "title": "Potentially Suspicious NTFS Symlink Behavior Modification" }, { "category": "process_creation", @@ -32298,9 +32301,9 @@ "T1027.010", "T1547.001", "detection.threat-hunting", - "T1547", "T1059", - "T1027" + "T1027", + "T1547" ], "title": "Registry Set With Crypto-Classes From The \"Cryptography\" PowerShell Namespace" }, @@ -36679,8 +36682,8 @@ "T1543.003", "T1569.002", "T1569", - "T1021", - "T1543" + "T1543", + "T1021" ], "title": "Potential CobaltStrike Service Installations - Registry" }, @@ -38110,8 +38113,8 @@ "T1566.001", "cve.2017-8759", "detection.emerging-threats", - "T1204", - "T1566" + "T1566", + "T1204" ], "title": "Exploit for CVE-2017-8759" }, @@ -38138,8 +38141,8 @@ "T1566.001", "cve.2017-11882", "detection.emerging-threats", - "T1204", - "T1566" + "T1566", + "T1204" ], "title": "Droppers Exploiting CVE-2017-11882" }, @@ -38166,8 +38169,8 @@ "T1566.001", "cve.2017-0261", "detection.emerging-threats", - "T1204", - "T1566" + "T1566", + "T1204" ], "title": "Exploit for CVE-2017-0261" }, @@ -38225,8 +38228,8 @@ "car.2016-04-002", "detection.emerging-threats", "T1218", - "T1003", - "T1070" + "T1070", + "T1003" ], "title": "NotPetya Ransomware Activity" }, @@ -38550,8 +38553,8 @@ "T1071.004", "detection.emerging-threats", "T1053", - "T1543", - "T1071" + "T1071", + "T1543" ], "title": "OilRig APT Schedule Task Persistence - Security" }, @@ -38583,9 +38586,9 @@ "TA0011", "T1071.004", "detection.emerging-threats", - "T1053", "T1543", - "T1071" + "T1071", + "T1053" ], "title": "OilRig APT Registry Persistence" }, @@ -38617,9 +38620,9 @@ "TA0011", "T1071.004", "detection.emerging-threats", + "T1543", "T1071", - "T1053", - "T1543" + "T1053" ], "title": "OilRig APT Activity" }, @@ -39291,8 +39294,8 @@ "TA0005", "T1036.005", "detection.emerging-threats", - "T1059", - "T1036" + "T1036", + "T1059" ], "title": "Greenbug Espionage Group Indicators" }, @@ -39838,8 +39841,8 @@ "T1053.005", "T1027", "detection.emerging-threats", - "T1053", - "T1059" + "T1059", + "T1053" ], "title": "Turla Group Commands May 2020" }, @@ -41275,8 +41278,8 @@ "T1053.005", "T1059.001", "detection.emerging-threats", - "T1053", "T1036", + "T1053", "T1059" ], "title": "Operation Wocao Activity" @@ -41308,9 +41311,9 @@ "T1053.005", "T1059.001", "detection.emerging-threats", - "T1053", "T1059", - "T1036" + "T1036", + "T1053" ], "title": "Operation Wocao Activity - Security" }, @@ -44900,8 +44903,8 @@ "T1021.002", "T1543.003", "T1569.002", - "T1569", "T1543", + "T1569", "T1021" ], "title": "CobaltStrike Service Installations - Security" @@ -46563,8 +46566,8 @@ "T1553.002", "attack.s0195", "T1070", - "T1027", - "T1553" + "T1553", + "T1027" ], "title": "Potential Secure Deletion with SDelete" }, @@ -46612,8 +46615,8 @@ "T1087.002", "T1069.002", "attack.s0039", - "T1087", - "T1069" + "T1069", + "T1087" ], "title": "Reconnaissance Activity" }, @@ -47107,8 +47110,8 @@ "T1218.010", "TA0002", "TA0005", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "Excel Proxy Executing Regsvr32 With Payload" }, @@ -47680,8 +47683,8 @@ "T1218.010", "TA0002", "TA0005", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "Office Applications Spawning Wmi Cli Alternate" }, @@ -47864,8 +47867,8 @@ "T1218.010", "TA0002", "TA0005", - "T1218", - "T1204" + "T1204", + "T1218" ], "title": "New Lolbin Process by Office Applications" }, @@ -48084,8 +48087,8 @@ "T1218.010", "TA0002", "TA0005", - "T1204", - "T1218" + "T1218", + "T1204" ], "title": "WMI Execution Via Office Process" }, @@ -49764,8 +49767,8 @@ "TA0004", "T1543.003", "T1569.002", - "T1569", - "T1543" + "T1543", + "T1569" ], "title": "Sliver C2 Default Service Installation" }, @@ -50269,8 +50272,8 @@ "T1003.006", "T1569.002", "attack.s0005", - "T1003", - "T1569" + "T1569", + "T1003" ], "title": "Credential Dumping Tools Service Execution - System" }, @@ -50334,9 +50337,9 @@ "T1021.002", "T1543.003", "T1569.002", - "T1569", + "T1543", "T1021", - "T1543" + "T1569" ], "title": "CobaltStrike Service Installations - System" }, @@ -51311,8 +51314,8 @@ "car.2013-09-005", "T1543.003", "T1569.002", - "T1569", - "T1543" + "T1543", + "T1569" ], "title": "Malicious Service Installations" }, @@ -52142,8 +52145,8 @@ "TA0008", "T1563.002", "T1021.001", - "T1021", - "T1563" + "T1563", + "T1021" ], "title": "Possible RDP Hijacking" }, @@ -53700,10 +53703,10 @@ "T1570", "T1021.002", "T1569.002", - "T1021", - "T1136", "T1543", - "T1569" + "T1569", + "T1136", + "T1021" ], "title": "PSExec Lateral Movement" },