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Code Issues Projects Releases Wiki Activity

Detection Resources and Other Updates (#179)

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* Add detection links for scripts

* Add detection links for OtherMSBins. Fixed and updated as needed.

* Add detection links for MSBins. Fixed and updated as needed.

* Add detection links for oslibraries

* Updating template for Detections

* Removing empty Detection:Sigma entries

* Remove redundant blank line

* Replacing commit URL with file URL

Co-authored-by: root <root@DESKTOP-5CR935D.localdomain>
Co-authored-by: Wietze <wietze@users.noreply.github.com>
This commit is contained in:
bohops
2021-11-15 08:19:03 -05:00
committed by GitHub
parent 2031916b1a
commit 23dd0236ae
145 changed files with 558 additions and 181 deletions
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12
yml/OSBinaries/Cmstp.yml
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@@ -22,10 +22,16 @@ Full_Path:
- Path: C:\Windows\System32\cmstp.exe
- Path: C:\Windows\SysWOW64\cmstp.exe
Code_Sample:
- Code:
- Code:
Detection:
- IOC: Execution of cmstp.exe should not be normal unless VPN is in use
- IOC: Cmstp.exe communication towards internet and getting files
- Sigma: https://github.com/SigmaHQ/sigma/blob/6d0d58dfe240f7ef46e7da928c0b65223a46c3b2/rules/windows/process_creation/sysmon_cmstp_execution_by_creation.yml
- Sigma: https://github.com/SigmaHQ/sigma/blob/08ca62cc8860f4660e945805d0dd615ce75258c1/rules/windows/process_creation/win_uac_cmstp.yml
- Splunk: https://github.com/splunk/security_content/blob/bee2a4cefa533f286c546cbe6798a0b5dec3e5ef/detections/endpoint/cmlua_or_cmstplua_uac_bypass.yml
- Elastic: https://github.com/elastic/detection-rules/blob/82ec6ac1eeb62a1383792719a1943b551264ed16/rules/windows/defense_evasion_suspicious_managedcode_host_process.toml
- Elastic: https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_unusual_process_network_connection.toml
- IOC: Execution of cmstp.exe without a VPN use case is suspicious
- IOC: DotNet CLR libraries loaded into cmstp.exe
- IOC: DotNet CLR Usage Log - cmstp.exe.log
Resources:
- Link: https://twitter.com/NickTyrer/status/958450014111633408
- Link: https://gist.github.com/NickTyrer/bbd10d20a5bb78f64a9d13f399ea0f80