Skip to content

Fix Reported Issues #3529

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 3 commits into from
May 20, 2025
Merged
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
25 changes: 19 additions & 6 deletions detections/endpoint/ping_sleep_batch_command.yml
Original file line number Diff line number Diff line change
@@ -1,11 +1,12 @@
name: Ping Sleep Batch Command
id: ce058d6c-79f2-11ec-b476-acde48001122
version: 9
date: '2025-05-02'
version: 10
date: '2025-05-19'
author: Teoderick Contreras, Splunk
status: production
type: Anomaly
description: The following analytic identifies the execution of ping sleep batch commands.
description: |
The following analytic identifies the execution of ping sleep batch commands.
It leverages data from Endpoint Detection and Response (EDR) agents, focusing on
process and parent process command-line details. This activity is significant as
it indicates an attempt to delay malicious code execution, potentially evading detection
Expand All @@ -17,9 +18,21 @@ data_source:
- Sysmon EventID 1
- CrowdStrike ProcessRollup2
search: '| tstats `security_content_summariesonly` count min(_time) as firstTime max(_time)
as lastTime from datamodel=Endpoint.Processes where `process_ping` (Processes.parent_process
= "*ping*" Processes.parent_process = *-n* Processes.parent_process="* Nul*"Processes.parent_process="*>*")
OR (Processes.process = "*ping*" Processes.process = *-n* Processes.process="* Nul*"Processes.process="*>*")
as lastTime from datamodel=Endpoint.Processes where
(
Processes.parent_process= "*ping*"
Processes.parent_process = *-n*
Processes.parent_process="* Nul*"
Processes.parent_process IN ("*>*", "*>*")
Processes.parent_process IN ("*&*", "*& *")
)
OR (
Processes.process = "*ping*"
Processes.process = *-n*
Processes.process="* Nul*"
Processes.process IN ("*>*", "*>*")
Processes.process IN ("*&*", "*& *")
)
by Processes.action Processes.dest Processes.original_file_name Processes.parent_process
Processes.parent_process_exec Processes.parent_process_guid Processes.parent_process_id
Processes.parent_process_name Processes.parent_process_path Processes.process Processes.process_exec
Expand Down
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
name: Schtasks scheduling job on remote system
id: 1297fb80-f42a-4b4a-9c8a-88c066237cf6
version: 14
date: '2025-05-02'
version: 15
date: '2025-05-19'
author: David Dorsey, Mauricio Velazco, Splunk
status: production
type: TTP
Expand All @@ -20,7 +20,7 @@ data_source:
search: '| tstats `security_content_summariesonly` count min(_time) as firstTime max(_time)
as lastTime from datamodel=Endpoint.Processes where (Processes.process_name = schtasks.exe
OR Processes.original_file_name=schtasks.exe) (Processes.process="*/create*" AND
Processes.process="*/s*") by Processes.action Processes.dest Processes.original_file_name
Processes.process="*/s *") by Processes.action Processes.dest Processes.original_file_name
Processes.parent_process Processes.parent_process_exec Processes.parent_process_guid
Processes.parent_process_id Processes.parent_process_name Processes.parent_process_path
Processes.process Processes.process_exec Processes.process_guid Processes.process_hash
Expand Down
6 changes: 3 additions & 3 deletions detections/endpoint/windows_msiexec_dllregisterserver.yml
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
name: Windows MSIExec DLLRegisterServer
id: fdb59aef-d88f-4909-8369-ec2afbd2c398
version: 9
date: '2025-05-02'
version: 10
date: '2025-05-19'
author: Michael Haag, Splunk
status: production
type: TTP
Expand All @@ -21,7 +21,7 @@ data_source:
search:
'| tstats `security_content_summariesonly` count min(_time) as firstTime max(_time)
as lastTime from datamodel=Endpoint.Processes where `process_msiexec` Processes.process
IN ("*/y*", "*-y*") by Processes.action Processes.dest Processes.original_file_name
IN ("* /y*", "* -y*") by Processes.action Processes.dest Processes.original_file_name
Processes.parent_process Processes.parent_process_exec Processes.parent_process_guid
Processes.parent_process_id Processes.parent_process_name Processes.parent_process_path
Processes.process Processes.process_exec Processes.process_guid Processes.process_hash
Expand Down
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
name: Windows Process Commandline Discovery
id: 67d2a52e-a7e2-4a5d-ae44-a21212048bc2
version: 6
date: '2025-05-02'
version: 7
date: '2025-05-19'
author: Teoderick Contreras, Splunk
status: production
type: Hunting
Expand All @@ -20,7 +20,7 @@ description: The following analytic detects the use of Windows Management Instru
further exploitation or lateral movement.
search: '| tstats `security_content_summariesonly` count min(_time) as firstTime max(_time)
as lastTime from datamodel=Endpoint.Processes where `process_wmic` Processes.process=
"* process *" Processes.process= "* get commandline *" by Processes.action Processes.dest
"* process *" Processes.process= "* get *" Processes.process= "*CommandLine*" by Processes.action Processes.dest
Processes.original_file_name Processes.parent_process Processes.parent_process_exec
Processes.parent_process_guid Processes.parent_process_id Processes.parent_process_name
Processes.parent_process_path Processes.process Processes.process_exec Processes.process_guid
Expand Down