From 14780a567874934c49af5f097462ed4953d5a738 Mon Sep 17 00:00:00 2001 From: Chris Campbell Date: Thu, 30 Jan 2014 17:13:25 -0500 Subject: Update Invoke-ReverseDnsLookup.ps1 Added pipeline support and verbose statement. --- Recon/Invoke-ReverseDnsLookup.ps1 | 235 +++++++++++++++++++++----------------- 1 file changed, 130 insertions(+), 105 deletions(-) diff --git a/Recon/Invoke-ReverseDnsLookup.ps1 b/Recon/Invoke-ReverseDnsLookup.ps1 index 1346ae6..5e811ee 100644 --- a/Recon/Invoke-ReverseDnsLookup.ps1 +++ b/Recon/Invoke-ReverseDnsLookup.ps1 @@ -50,146 +50,171 @@ IP HostName Description ----------- Returns the hostnames of the IP addresses specified by the IP range specified. + +.EXAMPLE + +PS C:\> Write-Output "74.125.228.1,74.125.228.0/29" | Invoke-ReverseDnsLookup + +IP HostName +-- -------- +74.125.228.1 iad23s05-in-f1.1e100.net +74.125.228.1 iad23s05-in-f1.1e100.net +74.125.228.2 iad23s05-in-f2.1e100.net +74.125.228.3 iad23s05-in-f3.1e100.net +74.125.228.4 iad23s05-in-f4.1e100.net +74.125.228.5 iad23s05-in-f5.1e100.net +74.125.228.6 iad23s05-in-f6.1e100.net + +Description +----------- +Returns the hostnames of the IP addresses piped from another source. + .LINK http://www.exploit-monday.com +https://github.com/mattifestation/PowerSploit #> Param ( - [Parameter(Position = 0, Mandatory = $True)] + [Parameter(Position = 0, Mandatory = $True,ValueFromPipeline=$True)] [String] $IpRange ) - function Parse-IPList ([String] $IpRange) - { - - function IPtoInt + BEGIN { + + function Parse-IPList ([String] $IpRange) { - Param([String] $IpString) + + function IPtoInt + { + Param([String] $IpString) - $Hexstr = "" - $Octets = $IpString.Split(".") - foreach ($Octet in $Octets) { - $Hexstr += "{0:X2}" -f [Int] $Octet + $Hexstr = "" + $Octets = $IpString.Split(".") + foreach ($Octet in $Octets) { + $Hexstr += "{0:X2}" -f [Int] $Octet + } + return [Convert]::ToInt64($Hexstr, 16) } - return [Convert]::ToInt64($Hexstr, 16) - } - function InttoIP - { - Param([Int64] $IpInt) - $Hexstr = $IpInt.ToString("X8") - $IpStr = "" - for ($i=0; $i -lt 8; $i += 2) { - $IpStr += [Convert]::ToInt64($Hexstr.SubString($i,2), 16) - $IpStr += '.' + function InttoIP + { + Param([Int64] $IpInt) + $Hexstr = $IpInt.ToString("X8") + $IpStr = "" + for ($i=0; $i -lt 8; $i += 2) { + $IpStr += [Convert]::ToInt64($Hexstr.SubString($i,2), 16) + $IpStr += '.' + } + return $IpStr.TrimEnd('.') } - return $IpStr.TrimEnd('.') - } - $Ip = [System.Net.IPAddress]::Parse("127.0.0.1") + $Ip = [System.Net.IPAddress]::Parse("127.0.0.1") - foreach ($Str in $IpRange.Split(",")) - { - $Item = $Str.Trim() - $Result = "" - $IpRegex = "\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}" - - # First, validate the input - switch -regex ($Item) + foreach ($Str in $IpRange.Split(",")) { - "^$IpRegex/\d{1,2}$" - { - $Result = "cidrRange" - break - } - "^$IpRegex-$IpRegex$" - { - $Result = "range" - break - } - "^$IpRegex$" - { - $Result = "single" - break - } - default + $Item = $Str.Trim() + $Result = "" + $IpRegex = "\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}" + + # First, validate the input + switch -regex ($Item) { - Write-Warning "Inproper input" - return + "^$IpRegex/\d{1,2}$" + { + $Result = "cidrRange" + break + } + "^$IpRegex-$IpRegex$" + { + $Result = "range" + break + } + "^$IpRegex$" + { + $Result = "single" + break + } + default + { + Write-Warning "Inproper input" + return + } } - } - #Now, start processing the IP addresses - switch ($Result) - { - "cidrRange" + #Now, start processing the IP addresses + switch ($Result) { - $CidrRange = $Item.Split("/") - $Network = $CidrRange[0] - $Mask = $CidrRange[1] + "cidrRange" + { + $CidrRange = $Item.Split("/") + $Network = $CidrRange[0] + $Mask = $CidrRange[1] - if (!([System.Net.IPAddress]::TryParse($Network, [ref] $Ip))) { Write-Warning "Invalid IP address supplied!"; return} - if (($Mask -lt 0) -or ($Mask -gt 30)) { Write-Warning "Invalid network mask! Acceptable values are 0-30"; return} + if (!([System.Net.IPAddress]::TryParse($Network, [ref] $Ip))) { Write-Warning "Invalid IP address supplied!"; return} + if (($Mask -lt 0) -or ($Mask -gt 30)) { Write-Warning "Invalid network mask! Acceptable values are 0-30"; return} - $BinaryIP = [Convert]::ToString((IPtoInt $Network),2).PadLeft(32,'0') - #Generate lower limit (Excluding network address) - $Lower = $BinaryIP.Substring(0, $Mask) + "0" * ((32-$Mask)-1) + "1" - #Generate upperr limit (Excluding broadcast address) - $Upper = $BinaryIP.Substring(0, $Mask) + "1" * ((32-$Mask)-1) + "0" - $LowerInt = [Convert]::ToInt64($Lower, 2) - $UpperInt = [Convert]::ToInt64($Upper, 2) - for ($i = $LowerInt; $i -le $UpperInt; $i++) { InttoIP $i } - } - "range" - { - $Range = $item.Split("-") + $BinaryIP = [Convert]::ToString((IPtoInt $Network),2).PadLeft(32,'0') + #Generate lower limit (Excluding network address) + $Lower = $BinaryIP.Substring(0, $Mask) + "0" * ((32-$Mask)-1) + "1" + #Generate upperr limit (Excluding broadcast address) + $Upper = $BinaryIP.Substring(0, $Mask) + "1" * ((32-$Mask)-1) + "0" + $LowerInt = [Convert]::ToInt64($Lower, 2) + $UpperInt = [Convert]::ToInt64($Upper, 2) + for ($i = $LowerInt; $i -le $UpperInt; $i++) { InttoIP $i } + } + "range" + { + $Range = $item.Split("-") - if ([System.Net.IPAddress]::TryParse($Range[0],[ref]$Ip)) { $Temp1 = $Ip } - else { Write-Warning "Invalid IP address supplied!"; return } + if ([System.Net.IPAddress]::TryParse($Range[0],[ref]$Ip)) { $Temp1 = $Ip } + else { Write-Warning "Invalid IP address supplied!"; return } - if ([System.Net.IPAddress]::TryParse($Range[1],[ref]$Ip)) { $Temp2 = $Ip } - else { Write-Warning "Invalid IP address supplied!"; return } + if ([System.Net.IPAddress]::TryParse($Range[1],[ref]$Ip)) { $Temp2 = $Ip } + else { Write-Warning "Invalid IP address supplied!"; return } - $Left = (IPtoInt $Temp1.ToString()) - $Right = (IPtoInt $Temp2.ToString()) + $Left = (IPtoInt $Temp1.ToString()) + $Right = (IPtoInt $Temp2.ToString()) - if ($Right -gt $Left) { - for ($i = $Left; $i -le $Right; $i++) { InttoIP $i } - } - else { Write-Warning "Invalid IP range. The right portion must be greater than the left portion."; return} + if ($Right -gt $Left) { + for ($i = $Left; $i -le $Right; $i++) { InttoIP $i } + } + else { Write-Warning "Invalid IP range. The right portion must be greater than the left portion."; return} - break - } - "single" - { - if ([System.Net.IPAddress]::TryParse($Item,[ref]$Ip)) { $Ip.IPAddressToString } - else { Write-Warning "Invalid IP address supplied!"; return } - break - } - default - { - Write-Warning "An error occured." - return + break + } + "single" + { + if ([System.Net.IPAddress]::TryParse($Item,[ref]$Ip)) { $Ip.IPAddressToString } + else { Write-Warning "Invalid IP address supplied!"; return } + break + } + default + { + Write-Warning "An error occured." + return + } } } - } + } } - - Parse-IPList $IpRange | ForEach-Object { - try { - $Temp = [System.Net.Dns]::GetHostEntry($_) + + PROCESS { + Parse-IPList $IpRange | ForEach-Object { + try { + Write-Verbose "Resolving $_" + $Temp = [System.Net.Dns]::GetHostEntry($_) - $Result = @{ - IP = $_ - HostName = $Temp.HostName - } + $Result = @{ + IP = $_ + HostName = $Temp.HostName + } - New-Object PSObject -Property $Result - } catch [System.Net.Sockets.SocketException] {} + New-Object PSObject -Property $Result + } catch [System.Net.Sockets.SocketException] {} + } } - } -- cgit v1.2.3