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| # Simple powershell script to extract keys from usb keyboard pcap. | |
| # | |
| # first, extract payloads or keys from pcap file: tshark -r file.pcap -T fields -e usb.capdata -w D:\Data.txt | |
| # then run script | |
| $dataClean = get-content D:\Data.txt | |
| $al = @{"04"="a";"05"="b";"06"="c";"07"="d";"08"="e";"09"="f";"0a"="g";"0b"="h";"0c"="i";"0d"="j";"0e"="k";"0f"="l";"10"="m";"11"="n";"12"="o";"13"="p";"14"="q";"15"="r";"16"="s";"17"="t";"18"="u";"19"="v | |
| ";"1a"="w";"1b"="x";"1c"="y";"1d"="z";"1e"="1";"1f"="2";"20"="3";"21"="4";"22"="5";"23"="6";"24"="7";"25"="8";"26"="9";"27"="0";"28"="\n";"2b"="\t";"2c"=" ";"2d"="-";"2e"="=";"2f"="[";"30"="]";"37"=".";"38"="/";"11e"="!";"11f"="@";"120"= | |
| "#";"121"="$";"122"="%";"123"="^";"124"="*";"125"="(";"126"=")";"12d"="_";"12f"="{";"130"="}";"50"="izq";"4f"="der";"34"="'"}; | |
| $index = 0; | |
| $result = ""; | |
| $dataClean | % { | |
| $arr=$_.split(':'); | |
| if($al.Get_Item($arr[2]) -ne $null){ | |
| if($arr[0] -eq "02" -and [Char]::IsLetter($al.Get_Item($arr[2]))){ | |
| $result = $result.Insert($index, $al.Get_Item($arr[2]).ToUpper()); | |
| $index++; | |
| } elseif($arr[0] -eq "02" -and -not [Char]::IsLetter($al.Get_Item($arr[2]))){ | |
| $result = $result.Insert($index, $al.Get_Item("1"+$arr[2])); | |
| $index++; | |
| } elseif($arr[2] -eq "50"){ | |
| $index--; | |
| } elseif($arr[2] -eq "4f"){ | |
| $index++; | |
| } else{ | |
| $result = $result.Insert($index, $al.Get_Item($arr[2])); | |
| $index++; | |
| } | |
| } | |
| } | |
| $result |
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