Commit Graph

12720 Commits

Author SHA1 Message Date
david-syk b062d8ad65 Merge PR #5380 from @david-syk - Update MITRE ATT&CK tags 2nd batch 2025-04-25 21:01:12 +02:00
david-syk 95b6dd8573 Merge PR #5381 from @david-syk - Update MITRE ATT&CK tags
chore: update multiple mitre att&ck tags
2025-04-25 20:55:51 +02:00
Kostas 07c285ca29 Merge PR #5265 form @tsale - Update Obfuscated PowerShell OneLiner Execution and author of multiple rules
update: Obfuscated PowerShell OneLiner Execution - Enhance logic to increase coverage.

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-04-17 21:42:17 +02:00
Swachchhanda Shrawan Poudel 5d050fb8a5 Merge PR #5228 from @swachchhanda000 - Update Eventlog clearing related rules
update: Suspicious Eventlog Clear - Added coverage for eventlog clearing using dotnet class
update: Suspicious Eventlog Clearing or Configuration Change Activity- Added coverage for eventlog clearing using dotnet class

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-04-17 00:45:10 +02:00
Swachchhanda Shrawan Poudel ff4076fea1 Merge PR #5234 from @swachchhanda000 - Update Potential Product Class Reconnaissance Via Wmic.EXE
update: Potential Product Class Reconnaissance Via Wmic.EXE - Add `AntiSpywareProduct` class
2025-04-17 00:44:13 +02:00
Swachchhanda Shrawan Poudel 75a1ff3915 Merge PR #5239 from @swachchhanda000 - Update Potential Browser Data Stealing
update: Potential Browser Data Stealing - add esentutl.exe

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Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
2025-04-17 00:43:26 +02:00
Swachchhanda Shrawan Poudel 6143a22389 Merge PR #5240 from @swachchhanda000 - Add Suspicious LNK Command-Line Padding with Whitespace Characters
new: Suspicious LNK Command-Line Padding with Whitespace Characters
2025-04-17 00:42:11 +02:00
github-actions[bot] 29ad6f9617 Merge PR #5249 from @nasbench - Promote older rules status from experimental to test
Co-authored-by: nasbench <nasbench@users.noreply.github.com>
2025-04-17 00:41:35 +02:00
david-syk 1f1cac10eb Merge PR #5258 from @david-syk - Update Potential Adplus.EXE Abuse tags
chore: update mitre attack tag

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Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
2025-04-17 00:40:41 +02:00
Swachchhanda Shrawan Poudel ced93a8d17 Merge PR #5264 from @swachchhanda000 - Update Potential Binary Impersonating Sysinternals Tools
update: Potential Binary Impersonating Sysinternals Tools - Add list of binaries compiled for Arm64 arch added
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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
2025-04-17 00:39:23 +02:00
Florian Roth 357838c404 Merge PR #5237 from @Neo23x0 - Update Buffer Overflow Attempts
update: Buffer Overflow Attempts - Enhance and reworked logic with new keywords
2025-04-07 11:08:55 +02:00
Nick Lupien e874eaf58e Merge PR #5236 from @nickatrecon - Update AWS New Lambda Layer Attached
update: AWS New Lambda Layer Attached - Enhance metadata and logic

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Thanks: imall4n
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-04-07 11:07:50 +02:00
Swachchhanda Shrawan Poudel fa27f1bc54 Merge PR #5224 from @swachchhanda000 - Fix Multiple FPs
update: Elevated System Shell Spawned - Add `powershell_ise`
fix: Potential Binary Or Script Dropper Via PowerShell - Add filter for `C:\Windows\SystemTemp\`
fix: Python Initiated Connection - Enhance python filter
fix: Conhost Spawned By Uncommon Parent Process - Add filter for `'-k wusvcs -p -s WaaSMedicSvc`
update: Elevated System Shell Spawned From Uncommon Parent Location - Add `powershell_ise`
fix: Potential WinAPI Calls Via CommandLine - Add new filter for `CompatTelRunner`
fix: Windows Processes Suspicious Parent Directory - Add new filter for empty parent
fix: Whoami.EXE Execution Anomaly - Add new filter for empty parent
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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-04-07 11:05:53 +02:00
frack113 166af991c0 Merge PR #4886 from @frack113 - Add Potential Unconstrained Delegation Discovery Via Get-ADComputer - ScriptBlock
new: Potential Unconstrained Delegation Discovery Via Get-ADComputer - ScriptBlock

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-04-07 11:02:17 +02:00
Milad Cheraghi a719612ab8 Merge PR #5098 from @CheraghiMilad - Update Service Reload or Start - Linux
update: Service Reload or Start - Linux - Add additional flags and binaries used to changes services status

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-03-05 00:50:23 +01:00
DFIR-Detection 13b9a509d4 Merge PR #5198 from @DFIR-Detection - Add Notepad Password Files Discovery
new: Notepad Password Files Discovery

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-03-05 00:24:11 +01:00
github-actions[bot] 64852d95a9 Merge PR #5216 from @nasbench - Promote older rules status from experimental to test
Co-authored-by: nasbench <nasbench@users.noreply.github.com>
2025-03-05 00:23:27 +01:00
Swachchhanda Shrawan Poudel f4d86e8f37 Merge PR #5204 from @swachchhanda000 - Update Malicious PowerShell Scripts and Cmdlets Rules
update: Malicious PowerShell Scripts - FileCreation - Add `Veeam-Get-Creds.ps1`
update: Malicious PowerShell Scripts - PoshModule - Add `Veeam-Get-Creds.ps1`
update: Malicious PowerShell Commandlets - PoshModule - Add `Veeam-Get-Creds`
update: Malicious PowerShell Commandlets - ProcessCreation - Add `Veeam-Get-Creds`
2025-03-05 00:21:08 +01:00
Swachchhanda Shrawan Poudel f784916130 Merge PR #5207 from @swachchhanda000 - Updated Anydesk related rules
update: Anydesk Remote Access Software Service Installation - Enhance coverage by accounting for the `AnyDesk MSI` Service
update: Suspicious Binary Writes Via AnyDesk - Add `AnyDeskMSI.exe`
update: Remote Access Tool - AnyDesk Incoming Connection - Add `AnyDeskMSI.exe`
update: Remote Access Tool - Anydesk Execution From Suspicious Folder - Add `AnyDeskMSI.exe`
update: Remote Access Tool - AnyDesk Execution - Add `AnyDeskMSI.exe`
2025-03-05 00:19:19 +01:00
Hannes Widéen 54496e2e0d Merge PR #5211 from @HannesWid - Update Nslookup PowerShell Download Cradle
update: Nslookup PowerShell Download Cradle - Add additional coverage with `-type=txt http`
2025-03-05 00:17:38 +01:00
signalblur a61484efb6 Merge PR #5214 from @signalblur - Add HTTP Request to Low Reputation TLD or Suspicious File Extension
new: HTTP Request to Low Reputation TLD or Suspicious File Extension
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Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-03-05 00:13:45 +01:00
Florian Roth 5711c8a2f4 Merge PR #5215 from @Neo23x0 - Fix typo in falsepositives section
chore: fix typo in falsepositive section
2025-02-28 15:49:36 +01:00
Swachchhanda Shrawan Poudel f3de589d08 Merge PR #5202 from @swachchhanda000 - Added coverage rundll32 ordinal obfuscation attempts.
update: Potential Obfuscated Ordinal Call Via Rundll32 - Add additional obfuscation methods
update: Process Memory Dump Via Comsvcs.DLL - Add additional obfuscation methods
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Co-authored-by: Nasreddine Bencherchali <monsteroffire2@gmail.com>
2025-02-25 22:32:55 +01:00
Mohamed Ashraf 7f83008e9e Merge PR #5173 from @X-Junior - New rule additions and some fixes
new: Clfs.SYS Loaded By Process Located In a Potential Suspicious Location
fix: Python Initiated Connection - Add filter for `pip install`
fix: Python Inline Command Execution - Add filter for whl package installations
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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-02-22 23:57:41 +01:00
frack113 c779fc5424 Merge PR #5200 from @frack113 - Fix typo in selection name
chore: fix selection name
2025-02-22 23:47:24 +01:00
Koifman de0c3f3a83 Merge PR #5182 from @Koifman - Update Windows Event Log Access Tampering Via Registry
update: Windows Event Log Access Tampering Via Registry - Increase coverage by removing log markers

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-02-17 12:49:00 +01:00
Mohamed Ashraf 41bef8eed5 Merge PR #5189 from @X-Junior - Add Potentially Suspicious WDAC Policy File Creation
new: Potentially Suspicious WDAC Policy File Creation

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-02-17 12:46:16 +01:00
Swachchhanda Shrawan Poudel 1de2b1c30f Merge PR #5186 from @swachchhanda000 - Increase coverage of AADinternals rules
update: AADInternals PowerShell Cmdlets Execution - PsScript - Add additional strings from the AADinternals framework
update: AADInternals PowerShell Cmdlets Execution - ProccessCreation - Add additional strings from the AADinternals framework
2025-02-17 12:11:55 +01:00
Swachchhanda Shrawan Poudel 0d25ad1855 Merge PR #5184 from @swachchhanda000 - Add PUA - NimScan Execution
new: PUA - NimScan Execution
2025-02-17 12:07:45 +01:00
Mohamed Ashraf 75b51c76b5 Merge PR #5195 from @X-Junior - Fix Schtasks Creation Or Modification With SYSTEM Privileges
fix: Schtasks Creation Or Modification With SYSTEM Privileges - Add new filter of office scheduled task
2025-02-17 12:04:28 +01:00
github-actions[bot] 2bfb0935a0 Merge PR #5177 from @nasbench - promote older rules status from experimental to test
Create Release / Create Release (push) Has been cancelled
chore: promote older rules status from `experimental` to `test`

Co-authored-by: nasbench <nasbench@users.noreply.github.com>
2025-02-03 18:23:12 +01:00
GtUGtHGtNDtEUaE da7a8305f1 Merge PR #5176 from @GtUGtHGtNDtEUaE - Update rules covering EventID 4660
remove: Windows Defender Exclusion Deleted
fix: WCE wceaux.dll Access - Remove EventIDs `4658` and `4660` as they both do not contain the `ObjectName` field
2025-01-31 18:08:59 +01:00
Mohamed Ashraf 3724456d62 Merge PR #5162 from @X-Junior - Add Windows Event Log Access Tampering Via Registry
new: Windows Event Log Access Tampering Via Registry

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
2025-01-30 21:31:26 +01:00
Djordje Lukic 92989a4f74 Merge PR #5167 from @djlukic - Fix multiple false positives found in the wild
fix: Failed Code Integrity Checks - Add filters for `CrowdStrike`.
fix: Renamed Powershell Under Powershell Channel - Add edge case filters for double backslashes PowerShell invocation.

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-01-30 21:15:39 +01:00
Kostas 56203e5241 Merge PR #5174 from @tsale - Add Suspicious Binaries and Scripts in Public Folder
new: Suspicious Binaries and Scripts in Public Folder

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Co-authored-by: Detections <Detections@thedfirreport.com>
Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-01-30 21:13:42 +01:00
frack113 a99b163c93 Merge PR #5166 from @frack113 - Fix Privileged User Has Been Created
fix: Privileged User Has Been Created - Add missing comma to avoid false positives
2025-01-22 22:30:58 +01:00
Josh Brower 48d5c5064c Merge PR #5168 from @defensivedepth - Prepend algo to hash values
fix: HackTool - Dumpert Process Dumper Execution - prepend MD5 to hash value
fix: Forest Blizzard APT - Process Creation Activity - prepend SHA256 to hash value
fix: ManageEngine Endpoint Central Dctask64.EXE Potential Abuse - prepend IMPHASH to hash value
fix: Renamed ZOHO Dctask64 Execution - prepend IMPASH to hash value
2025-01-22 22:29:33 +01:00
Renan LAVAREC fb27bee6d8 Merge PR #5152 from @Ti-R - Fix Potentially Suspicious Volume Shadow Copy Vsstrace.dll Load
fix: Potentially Suspicious Volume Shadow Copy Vsstrace.dll Load - Add exclusion filter `C:\ProgramData\Package Cache\{` to account for cases like the execution of `vcredist`

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Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-01-19 22:02:29 +01:00
Josh 083eb54e30 Merge PR #5157 from @joshnck - Add Azure Login Bypassing Conditional Access Policies
new: Azure Login Bypassing Conditional Access Policies
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Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-01-19 22:00:59 +01:00
Florian Roth 06a5d08508 Merge PR #5163 from @Neo23x0 - Add/Update Rsync Linux Rules
update: Shell Execution via Rsync - Linux - Rework logic to make it more generic and include additional shells.
new: Suspicious Invocation of Shell via Rsync

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2025-01-19 21:55:40 +01:00
Florian Roth 961753afb0 Merge PR #5164 from @Neo23x0 - Update Exploit Framework User Agent
update: Exploit Framework User Agent - Add default Havoc C2 UA
2025-01-19 21:42:40 +01:00
github-actions[bot] 8734022722 Merge PR #5149 from @nasbench - Promote older rules status from experimental to test
chore: promote older rules status from experimental to test

Co-authored-by: nasbench <nasbench@users.noreply.github.com>
2025-01-06 15:36:19 +01:00
Djordje Lukic fa68da90b1 Merge PR #5145 from @djlukic - Update Regex of some rules
update: Suspicious Non PowerShell WSMAN COM Provider - Update regex to use `\s+` to account for different parsers
update: Renamed Powershell Under Powershell Channel - Update regex to use `\s+` to account for different parsers
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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2024-12-28 22:40:03 +01:00
Djordje Lukic 1df3c34391 Merge PR #5144 from @djlukic - Fix multiple FPs
fix: Relevant Anti-Virus Signature Keywords In Application Log - Enhances the `HTool` string to avoid unintended matches.
fix: Uncommon AppX Package Locations - Add `https://installer.teams.static.microsoft/`
fix: BITS Transfer Job With Uncommon Or Suspicious Remote TLD - Add `dn.onenote.net/` and `cdn.office.net/`
fix: CodeIntegrity - Unmet Signing Level Requirements By File Under Validation - Add filter for `Kaspersky` and `mDNS Responder`
2024-12-27 16:38:02 +01:00
Daniel Koifman 7c830458e7 Merge PR #5138 from @DanielKoifman - Update Suspicious Windows Service Tampering
update: Suspicious Windows Service Tampering - Add additional services
2024-12-27 16:29:04 +01:00
Florian Roth e8a6894eca Merge PR #5132 from @Neo23x0 - Update DNS Query To Remote Access Software Domain From Non-Browser App
Create Release / Create Release (push) Has been cancelled
update: DNS Query To Remote Access Software Domain From Non-Browser App - Add `getscreen.me`

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Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2024-12-19 20:38:44 +01:00
Ivan S aec72e101d Merge PR #5016 from @saakovv - Add New AWS Lambda Function URL Configuration Created
new: New AWS Lambda Function URL Configuration Created

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Co-authored-by: Ivan.Saakov <ivan.saakov@indriver.com>
Co-authored-by: frack113 <62423083+frack113@users.noreply.github.com>
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2024-12-19 20:30:58 +01:00
Ivan S a8d8dcff8f Merge PR #5015 from @saakovv - Add AWS SAML Provider Deletion Activity
new: AWS SAML Provider Deletion Activity

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Co-authored-by: Ivan.Saakov <ivan.saakov@indriver.com>
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2024-12-19 20:30:41 +01:00
Koifman 3449958dbf Merge PR #5041 from @Koifman - Update tags for Register new Logon Process by Rubeus
chore: update tags for `Register new Logon Process by Rubeus`
2024-12-19 18:41:14 +01:00
Ivan S 2c13dba9f3 Merge PR #5023 from @saakovv - Add AWS Key Pair Import Activity
new: AWS Key Pair Import Activity

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Co-authored-by: Ivan.Saakov <ivan.saakov@indriver.com>
Co-authored-by: Nasreddine Bencherchali <nasreddineb@splunk.com>
2024-12-19 18:35:28 +01:00