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7 changes: 5 additions & 2 deletions rules/windows/command_and_control_common_llm_endpoint.toml
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
creation_date = "2025/09/01"
integration = ["endpoint", "windows", "sentinel_one_cloud_funnel"]
maturity = "production"
updated_date = "2025/09/01"
updated_date = "2025/09/05"


[rule]
Expand Down Expand Up @@ -78,7 +78,10 @@ network where host.os.type == "windows" and dns.question.name != null and

?process.code_signature.subject_name : ("AutoIt Consulting Ltd", "OpenJS Foundation", "Python Software Foundation") or

(process.executable : ("?:\\Users\\*.exe", "", "?:\\ProgramData\\*.exe") and ?process.code_signature.trusted != true)
(
process.executable : ("?:\\Users\\*.exe", "?:\\ProgramData\\*.exe") and
(?process.code_signature.trusted == false or ?process.code_signature.exists == false)
)
) and
dns.question.name : (
// Major LLM APIs
Expand Down
6 changes: 3 additions & 3 deletions rules/windows/command_and_control_dns_susp_tld.toml
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
creation_date = "2025/08/20"
integration = ["endpoint", "windows", "sentinel_one_cloud_funnel", "crowdstrike"]
maturity = "production"
updated_date = "2025/08/20"
updated_date = "2025/09/05"

[rule]
author = ["Elastic"]
Expand Down Expand Up @@ -77,9 +77,9 @@ network where host.os.type == "windows" and dns.question.name != null and
process.name : ("MSBuild.exe", "mshta.exe", "wscript.exe", "powershell.exe", "pwsh.exe", "msiexec.exe", "rundll32.exe",
"bitsadmin.exe", "InstallUtil.exe", "python.exe", "regsvr32.exe", "dllhost.exe", "node.exe",
"java.exe", "javaw.exe", "*.pif", "*.com", "*.scr") or
?process.code_signature.trusted != true or
(?process.code_signature.trusted == false or ?process.code_signature.exists == false) or
?process.code_signature.subject_name : ("AutoIt Consulting Ltd", "OpenJS Foundation", "Python Software Foundation") or
process.executable : ("?:\\Users\\*.exe", "", "?:\\ProgramData\\*.exe")
process.executable : ("?:\\Users\\*.exe", "?:\\ProgramData\\*.exe")
) and
dns.question.name regex """.*\.(top|buzz|xyz|rest|ml|cf|gq|ga|onion|monster|cyou|quest|cc|bar|cfd|click|cam|surf|tk|shop|club|icu|pw|ws|online|fun|life|boats|store|hair|skin|motorcycles|christmas|lol|makeup|mom|bond|beauty|biz|live|work|zip|country|accountant|date|party|science|loan|win|men|faith|review|racing|download|host)"""
'''
Expand Down
6 changes: 3 additions & 3 deletions rules/windows/discovery_host_public_ip_address_lookup.toml
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
creation_date = "2025/08/20"
integration = ["endpoint", "windows", "sentinel_one_cloud_funnel", "crowdstrike"]
maturity = "production"
updated_date = "2025/08/20"
updated_date = "2025/09/05"

[rule]
author = ["Elastic"]
Expand Down Expand Up @@ -78,11 +78,11 @@ network where host.os.type == "windows" and dns.question.name != null and
"bitsadmin.exe", "InstallUtil.exe", "RegAsm.exe", "vbc.exe", "RegSvcs.exe", "python.exe", "regsvr32.exe", "dllhost.exe",
"node.exe", "javaw.exe", "java.exe", "*.pif", "*.com") or

?process.code_signature.trusted != true or
(?process.code_signature.trusted == false or ?process.code_signature.exists == false) or

?process.code_signature.subject_name : ("AutoIt Consulting Ltd", "OpenJS Foundation", "Python Software Foundation") or

?process.executable : ("?:\\Users\\*.exe", "", "?:\\ProgramData\\*.exe", "?\\Device\\HarddiskVolume?\\Users\\*.exe", "?\\Device\\HarddiskVolume?\\ProgramData\\*.exe")
?process.executable : ("?:\\Users\\*.exe", "?:\\ProgramData\\*.exe", "?\\Device\\HarddiskVolume?\\Users\\*.exe", "?\\Device\\HarddiskVolume?\\ProgramData\\*.exe")
) and
dns.question.name :
(
Expand Down
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