Commit Graph

39 Commits

Author SHA1 Message Date
frack113 7d6f32d1be Merge PR #4850 from @frack113 - Cleanup rule conditions to align with standard
chore: Cleanup conditions
update: Scheduled Task Creation From Potential Suspicious Parent Location - Add additional "temporary folder" locations.

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Co-authored-by: nasbench <8741929+nasbench@users.noreply.github.com>
2024-05-13 12:10:33 +02:00
Nasreddine Bencherchali be359ef3f2 Merge PR #4681 from @nasbench - Add Missing Ref & Tags
Create Release / Create Release (push) Has been cancelled
fix: Kerberos Manipulation - Update field to use Status instead of incorrect "FailureCode"
fix: Metasploit SMB Authentication - Remove unnecessary field
fix: Service Installation in Suspicious Folder - Update FP filter
update: Malicious PowerShell Commandlets - ProcessCreation - "Start-Dnscat2"
remove: Dnscat Execution - Deprecated in favour of an integration in the "Malicious PowerShell Cmdlet" type of rules
remove: SAM Dump to AppData
update: Critical Hive In Suspicious Location Access Bits Cleared - Enhance metadata and logic
update: Malicious PowerShell Commandlets - PoshModule - "Start-Dnscat2"
update: Malicious PowerShell Commandlets - ScriptBlock - "Start-Dnscat2"
update: Malicious PowerShell Scripts - FileCreation - Add "dnscat2.ps1"
update: Malicious PowerShell Scripts - PoshModule - Add "dnscat2.ps1"
update: Monitoring For Persistence Via BITS - Use "Image" and "OriginalFileName" fields instead of CLI only
update: New or Renamed User Account with '$' Character - Reduced level to "medium"
update: New Process Created Via Taskmgr.EXE - Added full paths to the filtered binaries to decrease false negatives
update: Potential Dropper Script Execution Via WScript/CScript - Re-wrote the logic by removing the paths "C:\Users" and "C:\ProgramData". As these are very common and will generate high FP rate. Instead switched the paths to a more robust list and extended the list of extension covered. Also reduced the level to "medium"
update: Potential Fake Instance Of Hxtsr.EXE Executed - Remove "C:" prefix from detection logic
update: Prefetch File Deleted - Update selection to remove 'C:' prefix
update: Sensitive File Access Via Volume Shadow Copy Backup - Made the rule more generic by updating the title and removing the IOC from conti. (will be added in a dedicated rule)
update: Shell Process Spawned by Java.EXE - Add "bash.exe"
update: Suspicious PowerShell Download - Powershell Script - Add "DownloadFileAsync" and "DownloadStringAsync" functions
update: Suspicious Processes Spawned by Java.EXE - Remove "bash.exe" as its doesn't fit the logic
update: Sysmon Application Crashed - Add 32bit version of sysmon binary
update: Tap Driver Installation - Security - Reduce level to "low"
update: Write Protect For Storage Disabled - Remove "storagedevicepolicies" as the string "storage" already covers it

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Co-authored-by: phantinuss <79651203+phantinuss@users.noreply.github.com>
2024-01-29 13:37:20 +01:00
Nasreddine Bencherchali d28b15cee2 Update .github/workflows/known-FPs.csv 2023-08-18 15:34:11 +02:00
Nasreddine Bencherchali 41c4a6029e Update .github/workflows/known-FPs.csv
Co-authored-by: phantinuss <79651203+phantinuss@users.noreply.github.com>
2023-08-18 15:21:09 +02:00
Nasreddine Bencherchali be9abb9364 feat: update cl diag script rules 2023-08-17 19:26:21 +02:00
Nasreddine Bencherchali 1c1aa09d4b Update known-FPs.csv 2023-07-31 10:20:15 +02:00
Nasreddine Bencherchali e1d07780b3 fix: fp 2023-07-24 14:08:45 +02:00
Nasreddine Bencherchali 08e0a297f3 feat: new rules and updates 2023-07-13 17:31:13 +02:00
Nasreddine Bencherchali 827d687fdb fix: add ntlmv1 to known-fps 2023-06-07 10:48:34 +02:00
Nasreddine Bencherchali 715cc0589c Merge pull request #4232 from swachchhanda000/master
feat: extended coverage of existing defender tampering rules
2023-06-05 13:26:03 +02:00
Nasreddine Bencherchali 899c2ff23a chore: update defender rules 2023-06-05 11:50:43 +02:00
Nasreddine Bencherchali 62caac4708 feat: multiple updates and new rules (#4242) 2023-05-17 17:21:59 +02:00
Nasreddine Bencherchali b36fb603e0 fix: fp found in testing 2023-03-09 22:53:30 +01:00
Nasreddine Bencherchali 6a0b38291f fix: fp found in baseline 2023-02-17 23:16:42 +01:00
frack113 7ea3db18f7 Fix test errors 2023-01-27 15:09:43 +01:00
Nasreddine Bencherchali dd9987527a fix: final fp 2023-01-19 00:49:32 +01:00
Nasreddine Bencherchali 6819d264cc fix: update evtx tamper rules 2023-01-02 15:25:19 +01:00
frack113 aee5ca7afc Fix invalid field cast or name (#3841) 2022-12-30 11:46:21 +01:00
Nasreddine Bencherchali e6baac1bf2 fix: exclude teamviewer fp & reduce severity 2022-12-23 20:50:38 +01:00
frack113 20ef4b880c Exclude SetupFrontEnd.exe 2022-10-31 18:49:53 +01:00
frack113 f78e9e9034 Add rule
Co-authored-by: Nasreddine Bencherchali <8741929+nasbench@users.noreply.github.com>
2022-10-24 17:52:05 +02:00
phantinuss 736ba904b0 fix: add new FP to whitelist, no tuning possible 2022-10-21 17:41:32 +02:00
phantinuss c5fb5e1c95 fix: remove FPs found in goodlogs 2022-10-12 17:04:31 +02:00
Nasreddine Bencherchali 48cb48306e Update known-FPs.csv 2022-10-04 11:41:17 +02:00
phantinuss f940a43d8f workflow: use correct rule title 2022-09-21 13:51:20 +02:00
phantinuss 40e0dfcb29 chore: add new known FPs 2022-09-21 13:45:28 +02:00
Nasreddine Bencherchali 35f102f8a0 Update known-FPs.csv 2022-08-31 11:40:39 +02:00
Nasreddine Bencherchali 475bb1a90b Update known-FPs.csv 2022-08-31 11:12:18 +02:00
Nasreddine Bencherchali b0768ed5cd Update known-FPs.csv 2022-08-31 11:05:41 +02:00
Nasreddine Bencherchali b7fe798a8d Update known-FPs.csv 2022-08-31 10:24:04 +02:00
frack113 acbc9110e4 Add short name path 2022-08-07 08:38:11 +02:00
frack113 f1eba85780 Add short name path 2022-08-07 08:37:58 +02:00
frack113 c38bfe86da Add short path and Image 2022-08-06 11:25:44 +02:00
phantinuss b18184a58f workflow: add baseline chack for Windows 2022 domain controller 2022-04-21 10:48:59 +02:00
phantinuss d323753abd workflow: new baseline check against Windows 7 32-bit 2022-04-06 17:06:54 +02:00
phantinuss 49a38185b2 workflow: add known FP 2022-04-06 16:09:53 +02:00
phantinuss b0c1c3e726 workflow: new baseline check against Windows 11 2022-04-06 16:09:51 +02:00
Florian Roth cc9a5b4b07 fix: FPs with new rules 2022-02-22 13:32:34 +01:00
phantinuss 0c473a3e77 workflow: evaluate findings, exclude known FPs 2022-02-21 11:01:44 +01:00