#include <StringConstants.au3> ; to declare the Constants of StringRegExp
#include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate
Local $sRegex = "\[\*\*\].*?\](?<etCapturedData>[^\[]+)\s*\[\*\*\]"
Local $sString = "12/27-13:46:30.535369 [**] [1:2019876:2] ET SCAN SSH BruteForce Tool with fake PUTTY version [**] [Classification: Detection of a Network Scan] [Priority: 3] {TCP} 100.31.116.39:35016 -> 172.20.16.2:22" & @CRLF & _
"12/27-13:34:12.027500 [**] [1:2500056:4184] ET COMPROMISED Known Compromised or Hostile Host Traffic TCP group 30 [**] [Classification: Misc Attack] [Priority: 2] {TCP} 100.83.149.133:58061 -> 172.20.16.2:22" & @CRLF & _
"" & @CRLF & _
""
Local $aArray = StringRegExp($sString, $sRegex, $STR_REGEXPARRAYGLOBALFULLMATCH)
Local $aFullArray[0]
For $i = 0 To UBound($aArray) -1
_ArrayConcatenate($aFullArray, $aArray[$i])
Next
$aArray = $aFullArray
; Present the entire match result
_ArrayDisplay($aArray, "Result")
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for AutoIt, please visit: https://www.autoitscript.com/autoit3/docs/functions/StringRegExp.htm