removed noisy rules
This commit is contained in:
Tanaka Zakku
@@ -1,27 +0,0 @@
|
||||
title: WMI Event Subscription
|
||||
author: Tom Ueltschi (@c_APT_ure)
|
||||
date: 2019/01/12
|
||||
description: Detects creation of WMI event subscription persistence method
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 19
|
||||
SELECTION_2:
|
||||
EventID: 20
|
||||
SELECTION_3:
|
||||
EventID: 21
|
||||
condition: (SELECTION_1 or SELECTION_2 or SELECTION_3)
|
||||
falsepositives:
|
||||
- exclude legitimate (vetted) use of WMI event subscription in your network
|
||||
id: 0f06a3a5-6a09-413f-8743-e6cf35561297
|
||||
level: high
|
||||
logsource:
|
||||
category: wmi_event
|
||||
product: windows
|
||||
status: experimental
|
||||
tags:
|
||||
- attack.t1084
|
||||
- attack.persistence
|
||||
- attack.t1546.003
|
||||
yml_filename: sysmon_wmi_event_subscription.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/wmi_event
|
||||
|
||||
@@ -1,40 +0,0 @@
|
||||
title: Metasploit SMB Authentication
|
||||
author: Chakib Gzenayi (@Chak092), Hosni Mribah
|
||||
date: 2020/05/06
|
||||
description: Alerts on Metasploit host's authentications on the domain.
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 4625
|
||||
SELECTION_2:
|
||||
EventID: 4624
|
||||
SELECTION_3:
|
||||
LogonType: 3
|
||||
SELECTION_4:
|
||||
AuthenticationPackageName: NTLM
|
||||
SELECTION_5:
|
||||
WorkstationName|re: ^[A-Za-z0-9]{16}$
|
||||
SELECTION_6:
|
||||
ProcessName|re: ^$
|
||||
SELECTION_7:
|
||||
EventID: 4776
|
||||
SELECTION_8:
|
||||
Workstation|re: ^[A-Za-z0-9]{16}$
|
||||
condition: (((SELECTION_1 or SELECTION_2) and SELECTION_3 and SELECTION_4 and
|
||||
SELECTION_5) or (SELECTION_6 and SELECTION_7 and SELECTION_8))
|
||||
falsepositives:
|
||||
- Linux hostnames composed of 16 characters.
|
||||
id: 72124974-a68b-4366-b990-d30e0b2a190d
|
||||
level: high
|
||||
logsource:
|
||||
product: windows
|
||||
service: security
|
||||
modified: 2021/07/07
|
||||
references:
|
||||
- https://github.com/rapid7/metasploit-framework/blob/master/lib/rex/proto/smb/client.rb
|
||||
tags:
|
||||
- attack.lateral_movement
|
||||
- attack.t1077
|
||||
- attack.t1021.002
|
||||
yml_filename: win_metasploit_authentication.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/builtin
|
||||
|
||||
@@ -1,109 +0,0 @@
|
||||
title: Quick Execution of a Series of Suspicious Commands
|
||||
author: juju4
|
||||
date: 2019/01/16
|
||||
description: Detects multiple suspicious process in a limited timeframe
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 1
|
||||
SELECTION_10:
|
||||
CommandLine: '*nbtstat.exe*'
|
||||
SELECTION_11:
|
||||
CommandLine: '*net.exe*'
|
||||
SELECTION_12:
|
||||
CommandLine: '*netsh.exe*'
|
||||
SELECTION_13:
|
||||
CommandLine: '*nslookup.exe*'
|
||||
SELECTION_14:
|
||||
CommandLine: '*ping.exe*'
|
||||
SELECTION_15:
|
||||
CommandLine: '*quser.exe*'
|
||||
SELECTION_16:
|
||||
CommandLine: '*qwinsta.exe*'
|
||||
SELECTION_17:
|
||||
CommandLine: '*reg.exe*'
|
||||
SELECTION_18:
|
||||
CommandLine: '*runas.exe*'
|
||||
SELECTION_19:
|
||||
CommandLine: '*sc.exe*'
|
||||
SELECTION_2:
|
||||
CommandLine: '*arp.exe*'
|
||||
SELECTION_20:
|
||||
CommandLine: '*schtasks.exe*'
|
||||
SELECTION_21:
|
||||
CommandLine: '*ssh.exe*'
|
||||
SELECTION_22:
|
||||
CommandLine: '*systeminfo.exe*'
|
||||
SELECTION_23:
|
||||
CommandLine: '*taskkill.exe*'
|
||||
SELECTION_24:
|
||||
CommandLine: '*telnet.exe*'
|
||||
SELECTION_25:
|
||||
CommandLine: '*tracert.exe*'
|
||||
SELECTION_26:
|
||||
CommandLine: '*wscript.exe*'
|
||||
SELECTION_27:
|
||||
CommandLine: '*xcopy.exe*'
|
||||
SELECTION_28:
|
||||
CommandLine: '*pscp.exe*'
|
||||
SELECTION_29:
|
||||
CommandLine: '*copy.exe*'
|
||||
SELECTION_3:
|
||||
CommandLine: '*at.exe*'
|
||||
SELECTION_30:
|
||||
CommandLine: '*robocopy.exe*'
|
||||
SELECTION_31:
|
||||
CommandLine: '*certutil.exe*'
|
||||
SELECTION_32:
|
||||
CommandLine: '*vssadmin.exe*'
|
||||
SELECTION_33:
|
||||
CommandLine: '*powershell.exe*'
|
||||
SELECTION_34:
|
||||
CommandLine: '*wevtutil.exe*'
|
||||
SELECTION_35:
|
||||
CommandLine: '*psexec.exe*'
|
||||
SELECTION_36:
|
||||
CommandLine: '*bcedit.exe*'
|
||||
SELECTION_37:
|
||||
CommandLine: '*wbadmin.exe*'
|
||||
SELECTION_38:
|
||||
CommandLine: '*icacls.exe*'
|
||||
SELECTION_39:
|
||||
CommandLine: '*diskpart.exe*'
|
||||
SELECTION_4:
|
||||
CommandLine: '*attrib.exe*'
|
||||
SELECTION_5:
|
||||
CommandLine: '*cscript.exe*'
|
||||
SELECTION_6:
|
||||
CommandLine: '*dsquery.exe*'
|
||||
SELECTION_7:
|
||||
CommandLine: '*hostname.exe*'
|
||||
SELECTION_8:
|
||||
CommandLine: '*ipconfig.exe*'
|
||||
SELECTION_9:
|
||||
CommandLine: '*mimikatz.exe*'
|
||||
condition: (SELECTION_1 and (SELECTION_2 or SELECTION_3 or SELECTION_4 or SELECTION_5
|
||||
or SELECTION_6 or SELECTION_7 or SELECTION_8 or SELECTION_9 or SELECTION_10
|
||||
or SELECTION_11 or SELECTION_12 or SELECTION_13 or SELECTION_14 or SELECTION_15
|
||||
or SELECTION_16 or SELECTION_17 or SELECTION_18 or SELECTION_19 or SELECTION_20
|
||||
or SELECTION_21 or SELECTION_22 or SELECTION_23 or SELECTION_24 or SELECTION_25
|
||||
or SELECTION_26 or SELECTION_27 or SELECTION_28 or SELECTION_29 or SELECTION_30
|
||||
or SELECTION_31 or SELECTION_32 or SELECTION_33 or SELECTION_34 or SELECTION_35
|
||||
or SELECTION_36 or SELECTION_37 or SELECTION_38 or SELECTION_39))| count()
|
||||
by MachineName > 5
|
||||
falsepositives:
|
||||
- False positives depend on scripts and administrative tools used in the monitored
|
||||
environment
|
||||
id: 61ab5496-748e-4818-a92f-de78e20fe7f1
|
||||
level: low
|
||||
logsource:
|
||||
category: process_creation
|
||||
product: windows
|
||||
modified: 2021/06/13
|
||||
references:
|
||||
- https://car.mitre.org/wiki/CAR-2013-04-002
|
||||
status: experimental
|
||||
tags:
|
||||
- car.2013-04-002
|
||||
yml_filename: win_multiple_suspicious_cli.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/process_creation
|
||||
|
||||
@@ -1,29 +0,0 @@
|
||||
title: PowerShell Scripts Installed as Services
|
||||
author: oscd.community, Natalia Shornikova
|
||||
date: 2020/10/06
|
||||
description: Detects powershell script installed as a Service
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 7045
|
||||
SELECTION_2:
|
||||
ImagePath: '*powershell*'
|
||||
SELECTION_3:
|
||||
ImagePath: '*pwsh*'
|
||||
condition: (SELECTION_1 and (SELECTION_2 or SELECTION_3))
|
||||
falsepositives:
|
||||
- Unknown
|
||||
id: a2e5019d-a658-4c6a-92bf-7197b54e2cae
|
||||
level: high
|
||||
logsource:
|
||||
product: windows
|
||||
service: system
|
||||
modified: 2021/09/21
|
||||
references:
|
||||
- https://speakerdeck.com/heirhabarov/hunting-for-powershell-abuse
|
||||
status: experimental
|
||||
tags:
|
||||
- attack.execution
|
||||
- attack.t1569.002
|
||||
yml_filename: win_powershell_script_installed_as_service.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/builtin
|
||||
|
||||
@@ -1,33 +0,0 @@
|
||||
title: Rare Schtasks Creations
|
||||
author: Florian Roth
|
||||
date: 2017/03/23
|
||||
description: Detects rare scheduled tasks creations that only appear a few times per
|
||||
time frame and could reveal password dumpers, backdoor installs or other types
|
||||
of malicious code
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 4698
|
||||
condition: SELECTION_1| count() by TaskName < 5
|
||||
falsepositives:
|
||||
- Software installation
|
||||
- Software updates
|
||||
id: b0d77106-7bb0-41fe-bd94-d1752164d066
|
||||
level: low
|
||||
logsource:
|
||||
definition: The Advanced Audit Policy setting Object Access > Audit Other Object
|
||||
Access Events has to be configured to allow this detection (not in the baseline
|
||||
recommendations by Microsoft). We also recommend extracting the Command field
|
||||
from the embedded XML in the event data.
|
||||
product: windows
|
||||
service: security
|
||||
status: experimental
|
||||
tags:
|
||||
- attack.execution
|
||||
- attack.privilege_escalation
|
||||
- attack.persistence
|
||||
- attack.t1053
|
||||
- car.2013-08-001
|
||||
- attack.t1053.005
|
||||
yml_filename: win_rare_schtasks_creations.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/builtin
|
||||
|
||||
@@ -1,28 +0,0 @@
|
||||
title: Rare Service Installs
|
||||
author: Florian Roth
|
||||
date: 2017/03/08
|
||||
description: Detects rare service installs that only appear a few times per time frame
|
||||
and could reveal password dumpers, backdoor installs or other types of malicious
|
||||
services
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 7045
|
||||
condition: SELECTION_1| count() by ServiceFileName < 5
|
||||
falsepositives:
|
||||
- Software installation
|
||||
- Software updates
|
||||
id: 66bfef30-22a5-4fcd-ad44-8d81e60922ae
|
||||
level: low
|
||||
logsource:
|
||||
product: windows
|
||||
service: system
|
||||
status: experimental
|
||||
tags:
|
||||
- attack.persistence
|
||||
- attack.privilege_escalation
|
||||
- attack.t1050
|
||||
- car.2013-09-005
|
||||
- attack.t1543.003
|
||||
yml_filename: win_rare_service_installs.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/builtin
|
||||
|
||||
@@ -1,34 +0,0 @@
|
||||
title: Failed Logins with Different Accounts from Single Source System
|
||||
author: Florian Roth
|
||||
date: 2017/01/10
|
||||
description: Detects suspicious failed logins with different user accounts from a
|
||||
single source system
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 529
|
||||
SELECTION_2:
|
||||
EventID: 4625
|
||||
SELECTION_3:
|
||||
TargetUserName: '*'
|
||||
SELECTION_4:
|
||||
WorkstationName: '*'
|
||||
condition: ((SELECTION_1 or SELECTION_2) and SELECTION_3 and SELECTION_4)| count(TargetUserName)
|
||||
by WorkstationName > 3
|
||||
falsepositives:
|
||||
- Terminal servers
|
||||
- Jump servers
|
||||
- Other multiuser systems like Citrix server farms
|
||||
- Workstations with frequently changing users
|
||||
id: e98374a6-e2d9-4076-9b5c-11bdb2569995
|
||||
level: medium
|
||||
logsource:
|
||||
product: windows
|
||||
service: security
|
||||
modified: 2021/09/21
|
||||
tags:
|
||||
- attack.persistence
|
||||
- attack.privilege_escalation
|
||||
- attack.t1078
|
||||
yml_filename: win_susp_failed_logons_single_source.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/builtin
|
||||
|
||||
@@ -1,35 +0,0 @@
|
||||
title: Failed Logins with Different Accounts from Single Source System
|
||||
author: Florian Roth
|
||||
date: 2017/01/10
|
||||
description: Detects suspicious failed logins with different user accounts from a
|
||||
single source system
|
||||
detection:
|
||||
SELECTION_1:
|
||||
EventID: 4776
|
||||
SELECTION_2:
|
||||
TargetUserName: '*'
|
||||
SELECTION_3:
|
||||
Workstation: '*'
|
||||
condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)| count(TargetUserName)
|
||||
by Workstation > 3
|
||||
falsepositives:
|
||||
- Terminal servers
|
||||
- Jump servers
|
||||
- Other multiuser systems like Citrix server farms
|
||||
- Workstations with frequently changing users
|
||||
id: 6309ffc4-8fa2-47cf-96b8-a2f72e58e538
|
||||
level: medium
|
||||
logsource:
|
||||
product: windows
|
||||
service: security
|
||||
modified: 2021/09/21
|
||||
related:
|
||||
- id: e98374a6-e2d9-4076-9b5c-11bdb2569995
|
||||
type: derived
|
||||
tags:
|
||||
- attack.persistence
|
||||
- attack.privilege_escalation
|
||||
- attack.t1078
|
||||
yml_filename: win_susp_failed_logons_single_source2.yml
|
||||
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/builtin
|
||||
|
||||
Reference in New Issue
Block a user