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Sigma Rule Update (2026-04-25 20:31:47) (#323)

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Co-authored-by: YamatoSecurity <YamatoSecurity@users.noreply.github.com>
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2026-04-25 20:31:54 +00:00
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parent 59feb924cf
commit e81097b8fe
1 changed files with 138 additions and 138 deletions
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config/security_rules.json
+138 -138
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@@ -210,8 +210,8 @@
"car.2013-09-005",
"T1543.003",
"T1569.002",
"T1569",
"T1543"
"T1543",
"T1569"
],
"title": "Malicious Service Installations"
},
@@ -987,9 +987,9 @@
"TA0005",
"T1218.014",
"T1036.002",
"T1218",
"T1036",
"T1204"
"T1204",
"T1218"
],
"title": "MMC Executing Files with Reversed Extensions Using RTLO Abuse"
},
@@ -1835,8 +1835,8 @@
"T1218.010",
"TA0002",
"TA0005",
"T1204",
"T1218"
"T1218",
"T1204"
],
"title": "Suspicious WMIC Execution Via Office Process"
},
@@ -3848,28 +3848,6 @@
],
"title": "Suspicious FromBase64String Usage On Gzip Archive - Process Creation"
},
{
"category": "process_creation",
"channel": [
"sec"
],
"description": "Detects the usage of the \"reg.exe\" utility to disable PPL protection on the LSA process",
"event_ids": [
"4688"
],
"id": "a6a22651-ffaa-7713-8313-46ce8a85ad64",
"level": "high",
"service": "",
"subcategory_guids": [
"0CCE922B-69AE-11D9-BED3-505054503030"
],
"tags": [
"TA0005",
"T1562.010",
"T1562"
],
"title": "LSA PPL Protection Disabled Via Reg.EXE"
},
{
"category": "process_creation",
"channel": [
@@ -4423,8 +4401,8 @@
"TA0003",
"T1036.005",
"T1053.005",
"T1036",
"T1053"
"T1053",
"T1036"
],
"title": "Suspicious Scheduled Task Creation via Masqueraded XML File"
},
@@ -5522,8 +5500,8 @@
"T1563.002",
"T1021.001",
"car.2013-07-002",
"T1563",
"T1021"
"T1021",
"T1563"
],
"title": "Suspicious RDP Redirect Using TSCON"
},
@@ -6602,6 +6580,28 @@
],
"title": "C# IL Code Compilation Via Ilasm.EXE"
},
{
"category": "process_creation",
"channel": [
"sec"
],
"description": "Detects modification of LSA PPL protection settings via CommandLine.\nIt may indicate an attempt to disable protection and enable credential dumping tools to access LSASS process memory.\n",
"event_ids": [
"4688"
],
"id": "a6a22651-ffaa-7713-8313-46ce8a85ad64",
"level": "medium",
"service": "",
"subcategory_guids": [
"0CCE922B-69AE-11D9-BED3-505054503030"
],
"tags": [
"TA0005",
"T1562.010",
"T1562"
],
"title": "LSA PPL Protection Setting Modification via CommandLine"
},
{
"category": "process_creation",
"channel": [
@@ -6941,8 +6941,8 @@
"T1204.004",
"TA0005",
"T1027.010",
"T1204",
"T1027"
"T1027",
"T1204"
],
"title": "Suspicious Explorer Process with Whitespace Padding - ClickFix/FileFix"
},
@@ -7485,8 +7485,8 @@
"TA0004",
"T1543.003",
"T1562.001",
"T1543",
"T1562"
"T1562",
"T1543"
],
"title": "Devcon Execution Disabling VMware VMCI Device"
},
@@ -7562,8 +7562,8 @@
"car.2013-08-001",
"T1053.005",
"T1059.001",
"T1053",
"T1059"
"T1059",
"T1053"
],
"title": "HackTool - Default PowerSploit/Empire Scheduled Task Creation"
},
@@ -8017,8 +8017,8 @@
"T1558.003",
"TA0008",
"T1550.003",
"T1558",
"T1550"
"T1550",
"T1558"
],
"title": "HackTool - KrbRelayUp Execution"
},
@@ -8629,9 +8629,9 @@
"TA0005",
"T1218.005",
"T1027.004",
"T1027",
"T1059",
"T1218",
"T1027"
"T1218"
],
"title": "Csc.EXE Execution Form Potentially Suspicious Parent"
},
@@ -8772,9 +8772,9 @@
"T1218.007",
"TA0002",
"T1059.001",
"T1027",
"T1218",
"T1059",
"T1027"
"T1059"
],
"title": "Obfuscated PowerShell MSI Install via WindowsInstaller COM"
},
@@ -9087,8 +9087,8 @@
"T1087.002",
"T1482",
"T1069.002",
"T1069",
"T1087"
"T1087",
"T1069"
],
"title": "Renamed AdFind Execution"
},
@@ -10166,8 +10166,8 @@
"TA0003",
"T1053.005",
"T1059.001",
"T1059",
"T1053"
"T1053",
"T1059"
],
"title": "Suspicious Schtasks Execution AppData Folder"
},
@@ -10518,8 +10518,8 @@
"T1071.004",
"T1132.001",
"T1048",
"T1132",
"T1071"
"T1071",
"T1132"
],
"title": "DNS Exfiltration and Tunneling Tools Execution"
},
@@ -12381,8 +12381,8 @@
"T1587.001",
"TA0002",
"T1569.002",
"T1587",
"T1569"
"T1569",
"T1587"
],
"title": "PUA - CsExec Execution"
},
@@ -13535,8 +13535,8 @@
"T1548.002",
"T1546.001",
"T1112",
"T1546",
"T1548"
"T1548",
"T1546"
],
"title": "Registry Modification of MS-settings Protocol Handler"
},
@@ -15140,8 +15140,8 @@
"TA0004",
"T1036.003",
"T1053.005",
"T1036",
"T1053"
"T1053",
"T1036"
],
"title": "Renamed Schtasks Execution"
},
@@ -15907,8 +15907,8 @@
"TA0002",
"T1059.001",
"T1562.001",
"T1059",
"T1562"
"T1562",
"T1059"
],
"title": "Obfuscated PowerShell OneLiner Execution"
},
@@ -16400,8 +16400,8 @@
"T1570",
"TA0002",
"T1569.002",
"T1021",
"T1569"
"T1569",
"T1021"
],
"title": "Rundll32 Execution Without Parameters"
},
@@ -16856,8 +16856,8 @@
"TA0002",
"T1059.001",
"T1069",
"T1087",
"T1059"
"T1059",
"T1087"
],
"title": "HackTool - Bloodhound/Sharphound Execution"
},
@@ -17570,8 +17570,8 @@
"T1047",
"T1204.002",
"T1218.010",
"T1204",
"T1218"
"T1218",
"T1204"
],
"title": "Suspicious Microsoft Office Child Process"
},
@@ -18239,8 +18239,8 @@
"T1482",
"T1069.002",
"stp.1u",
"T1087",
"T1069"
"T1069",
"T1087"
],
"title": "PUA - AdFind Suspicious Execution"
},
@@ -18964,8 +18964,8 @@
"T1021.004",
"TA0011",
"T1219",
"T1059",
"T1021"
"T1021",
"T1059"
],
"title": "OpenEDR Spawning Command Shell"
},
@@ -19387,8 +19387,8 @@
"TA0008",
"T1059.001",
"T1021.006",
"T1021",
"T1059"
"T1059",
"T1021"
],
"title": "Remote PowerShell Session Host Process (WinRM)"
},
@@ -19616,10 +19616,10 @@
"T1547.002",
"T1557",
"T1082",
"T1547",
"T1564",
"T1574",
"T1547",
"T1556",
"T1574",
"T1546",
"T1505"
],
@@ -20429,8 +20429,8 @@
"T1059.001",
"TA0005",
"T1027.005",
"T1059",
"T1027"
"T1027",
"T1059"
],
"title": "HackTool - CrackMapExec PowerShell Obfuscation"
},
@@ -23274,8 +23274,8 @@
"TA0005",
"T1059.001",
"T1564.003",
"T1059",
"T1564"
"T1564",
"T1059"
],
"title": "HackTool - Covenant PowerShell Launcher"
},
@@ -24423,8 +24423,8 @@
"T1070.001",
"T1562.002",
"car.2016-04-002",
"T1070",
"T1562"
"T1562",
"T1070"
],
"title": "Suspicious Eventlog Clearing or Configuration Change Activity"
},
@@ -24629,8 +24629,8 @@
"T1203",
"T1059.003",
"attack.g0032",
"T1566",
"T1059"
"T1059",
"T1566"
],
"title": "Suspicious HWP Sub Processes"
},
@@ -26221,8 +26221,8 @@
"T1053.005",
"T1027",
"detection.emerging-threats",
"T1053",
"T1059"
"T1059",
"T1053"
],
"title": "Turla Group Commands May 2020"
},
@@ -27544,8 +27544,8 @@
"T1059.005",
"T1105",
"detection.emerging-threats",
"T1059",
"T1195"
"T1195",
"T1059"
],
"title": "Axios NPM Compromise Indicators - Windows"
},
@@ -28516,9 +28516,9 @@
"T1053.005",
"T1059.001",
"detection.emerging-threats",
"T1059",
"T1036",
"T1053"
"T1053",
"T1059"
],
"title": "Operation Wocao Activity"
},
@@ -28550,8 +28550,8 @@
"T1059.001",
"detection.emerging-threats",
"T1059",
"T1053",
"T1036"
"T1036",
"T1053"
],
"title": "Operation Wocao Activity - Security"
},
@@ -28661,8 +28661,8 @@
"T1543.003",
"T1569.002",
"detection.emerging-threats",
"T1569",
"T1543"
"T1543",
"T1569"
],
"title": "CosmicDuke Service Installation"
},
@@ -28742,8 +28742,8 @@
"T1003.001",
"car.2016-04-002",
"detection.emerging-threats",
"T1070",
"T1218",
"T1070",
"T1003"
],
"title": "NotPetya Ransomware Activity"
@@ -29795,8 +29795,8 @@
"TA0005",
"T1036.005",
"detection.emerging-threats",
"T1059",
"T1036"
"T1036",
"T1059"
],
"title": "Greenbug Espionage Group Indicators"
},
@@ -30125,9 +30125,9 @@
"TA0011",
"T1071.004",
"detection.emerging-threats",
"T1071",
"T1053",
"T1543"
"T1543",
"T1071"
],
"title": "OilRig APT Activity"
},
@@ -30160,8 +30160,8 @@
"TA0011",
"T1071.004",
"detection.emerging-threats",
"T1543",
"T1071",
"T1543",
"T1053"
],
"title": "OilRig APT Schedule Task Persistence - Security"
@@ -30226,9 +30226,9 @@
"TA0011",
"T1071.004",
"detection.emerging-threats",
"T1053",
"T1543",
"T1071",
"T1053"
"T1071"
],
"title": "OilRig APT Schedule Task Persistence - System"
},
@@ -34208,9 +34208,9 @@
"T1021.002",
"T1543.003",
"T1569.002",
"T1543",
"T1569",
"T1021",
"T1543"
"T1021"
],
"title": "Potential CobaltStrike Service Installations - Registry"
},
@@ -38141,8 +38141,8 @@
"T1552.001",
"T1555",
"T1555.003",
"T1548",
"T1552"
"T1552",
"T1548"
],
"title": "HackTool - WinPwn Execution - ScriptBlock"
},
@@ -39774,8 +39774,8 @@
"TA0005",
"T1059.001",
"T1036.003",
"T1036",
"T1059"
"T1059",
"T1036"
],
"title": "Renamed Powershell Under Powershell Channel"
},
@@ -39795,8 +39795,8 @@
"T1059.001",
"TA0008",
"T1021.003",
"T1059",
"T1021"
"T1021",
"T1059"
],
"title": "Suspicious Non PowerShell WSMAN COM Provider"
},
@@ -42624,8 +42624,8 @@
"TA0004",
"T1543.003",
"T1569.002",
"T1569",
"T1543"
"T1543",
"T1569"
],
"title": "ProcessHacker Privilege Elevation"
},
@@ -42857,9 +42857,9 @@
"T1021.002",
"T1543.003",
"T1569.002",
"T1569",
"T1021",
"T1543"
"T1543",
"T1569"
],
"title": "CobaltStrike Service Installations - System"
},
@@ -42906,8 +42906,8 @@
"T1003.006",
"T1569.002",
"attack.s0005",
"T1569",
"T1003"
"T1003",
"T1569"
],
"title": "Credential Dumping Tools Service Execution - System"
},
@@ -43038,8 +43038,8 @@
"TA0002",
"T1021.002",
"T1569.002",
"T1569",
"T1021"
"T1021",
"T1569"
],
"title": "smbexec.py Service Installation"
},
@@ -43161,8 +43161,8 @@
"TA0002",
"T1543.003",
"T1569.002",
"T1569",
"T1543"
"T1543",
"T1569"
],
"title": "Remote Access Tool Services Have Been Installed - System"
},
@@ -43911,8 +43911,8 @@
"TA0002",
"T1204.002",
"T1553.005",
"T1553",
"T1204"
"T1204",
"T1553"
],
"title": "Windows AppX Deployment Full Trust Package Installation"
},
@@ -43934,8 +43934,8 @@
"TA0002",
"T1204.002",
"T1553.005",
"T1204",
"T1553"
"T1553",
"T1204"
],
"title": "Windows AppX Deployment Unsigned Package Installation"
},
@@ -44909,8 +44909,8 @@
"T1559.001",
"TA0005",
"T1218.010",
"T1218",
"T1559"
"T1559",
"T1218"
],
"title": "Network Connection Initiated By Regsvr32.EXE"
},
@@ -45093,8 +45093,8 @@
"TA0001",
"TA0043",
"detection.threat-hunting",
"T1598",
"T1566"
"T1566",
"T1598"
],
"title": "HTML File Opened From Download Folder"
},
@@ -45807,9 +45807,9 @@
"T1021.002",
"attack.s0039",
"detection.threat-hunting",
"T1069",
"T1087",
"T1021",
"T1087"
"T1069"
],
"title": "Net.EXE Execution"
},
@@ -46383,8 +46383,8 @@
"T1027.010",
"T1547.001",
"detection.threat-hunting",
"T1547",
"T1059",
"T1547",
"T1027"
],
"title": "Registry Set With Crypto-Classes From The \"Cryptography\" PowerShell Namespace"
@@ -46585,8 +46585,8 @@
"TA0009",
"T1114.003",
"detection.threat-hunting",
"T1564",
"T1114"
"T1114",
"T1564"
],
"title": "Inbox Rules Creation Or Update Activity Via ExchangePowerShell Cmdlet"
},
@@ -46612,8 +46612,8 @@
"TA0010",
"T1020",
"detection.threat-hunting",
"T1114",
"T1564"
"T1564",
"T1114"
],
"title": "Mail Forwarding/Redirecting Activity Via ExchangePowerShell Cmdlet"
},
@@ -49848,8 +49848,8 @@
"T1485",
"T1553.002",
"attack.s0195",
"T1553",
"T1027",
"T1553",
"T1070"
],
"title": "Potential Secure Deletion with SDelete"
@@ -50762,8 +50762,8 @@
"T1218.010",
"TA0002",
"TA0005",
"T1218",
"T1204"
"T1204",
"T1218"
],
"title": "New Lolbin Process by Office Applications"
},
@@ -51161,8 +51161,8 @@
"T1218.010",
"TA0002",
"TA0005",
"T1204",
"T1218"
"T1218",
"T1204"
],
"title": "Office Applications Spawning Wmi Cli Alternate"
},
@@ -55277,8 +55277,8 @@
"T1569.002",
"T1136",
"T1569",
"T1543",
"T1021"
"T1021",
"T1543"
],
"title": "PSExec Lateral Movement"
},