Anvilogic medium experimental spl
Suspicious process Spawned by Java [splunk-edr]
Detect Java Spawning suspicious processes. This could indicate successful execution of vulnerabilities such as log4j CVE-2021-44228. - Threat Actor Association: Evilnum, Volt Typhoon
Detection Logic
`get_endpoint_data` `get_endpoint_data_edr` ((event_type IN ("childproc","netconn","proc"))
OR (TERM(ProcessRollup2)
OR Type=Process) "java.exe" ("powershell.exe"
OR "cmd.exe"
OR "AppInstaller.exe"
OR "Bitsadmin.exe"
OR "CertOC.exe"
OR "CertReq.exe"
OR "cmdl32.exe"
OR "Control.exe"
OR "Cscript.exe"
OR "Desktopimgdownldr.exe"
OR "Diantz.exe"
OR "Esentutl.exe"
OR "Eventvwr.exe"
OR "Expand.exe"
OR "Extrac32.exe"
OR "Findstr.exe"
OR "Finger.exe"
OR "Ftp.exe"
OR "GfxDownloadWrapper.exe"
OR "Hh.exe"
OR "IMEWDBLD.exe"
OR "Ieexec.exe"
OR "Installutil.exe"
OR "Makecab.exe"
OR "MpCmdRun.exe"
OR "Mshta.exe"
OR "Msiexec.exe"
OR "OneDriveStandaloneUpdater.exe"
OR "PrintBrm.exe"
OR "Regasm.exe"
OR "Regsvr32.exe"
OR "Replace.exe"
OR "Rundll32.exe"
OR "Sc.exe"
OR "Schtasks.exe"
OR "Wmic.exe"
OR "Wscript.exe"
OR "Xwizard.exe"
OR "Excel.exe"
OR "Powerpnt.exe"
OR "Squirrel.exe"
OR "Winword.exe"
OR "Wsl.exe"
OR "nslookup.exe"
OR "Certutil.exe"))
| table _time, host, user event_id, parent_*, process_*, process, signature_id
| bin span=1s
| stats values(*) as * by _time, host
| where match(parent_process_name,"(?i)java\.exe") `hec_collect` Field Validations
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