public void Should_be_possible_to_map_AceFlags_to_AuditEventStatusEnum()
{
var noneAuditPolicy = new WMIWinACE { AceFlags = 0 };
var successAuditPolicy = new WMIWinACE() { AceFlags = 64 };
var failureAuditPolicy = new WMIWinACE() { AceFlags = 128 };
var allAuditPolicy = new WMIWinACE() { AceFlags = 192 };
Assert.AreEqual(AuditEventStatus.AUDIT_NONE, noneAuditPolicy.AuditEventPolicy);
Assert.AreEqual(AuditEventStatus.AUDIT_SUCCESS, successAuditPolicy.AuditEventPolicy);
Assert.AreEqual(AuditEventStatus.AUDIT_FAILURE, failureAuditPolicy.AuditEventPolicy);
Assert.AreEqual(AuditEventStatus.AUDIT_SUCCESS_FAILURE, allAuditPolicy.AuditEventPolicy);
}
/// <summary>
/// Creates a list of WinACEs objects from security descriptor management object.
/// </summary>
/// <param name="rootManagementObject">The result of invoked method which returns the Security Descriptor as ManagementBaseObject.</param>
/// <param name="trusteeName">The username formatted such as: "[DOMAIN]\[USERNAME]". For local users use the machine name on [DOMAIN]</param>
/// <returns>Returns a List of WMIWinACE objects.</returns>
public virtual IEnumerable<WMIWinACE> GetSecurityDescriptorsFromManagementObject(object rootManagementObject, string userTrusteeName, WmiDataProvider wmiProvider)
{
ManagementBaseObject[] ACLs = this.getACLFromManagementObject((ManagementBaseObject)rootManagementObject);
var result = new List<WMIWinACE>();
foreach (var acl in ACLs)
{
var aclTrustee = (ManagementBaseObject)acl.Properties["Trustee"].Value;
if (this.DoesACLBelongToUser(aclTrustee, userTrusteeName, wmiProvider))
{
WMIWinACE newWinACE = new WMIWinACE();
newWinACE.AccessMask = this.getPropertyValueAsUnsiggnedInteger(acl, "AccessMask");
newWinACE.AceFlags = this.getPropertyValueAsUnsiggnedInteger(acl, "AceFlags");
newWinACE.AceType = this.getPropertyValueAsUnsiggnedInteger(acl, "AceType");
newWinACE.Trustee = this.getWinTrusteeFromManagementObject(aclTrustee);
newWinACE.CalculateFileAccessRightsFromAccessMask();
result.Add(newWinACE);
}
}
return result;
}
/// <summary>
/// Converts a Discretionary Access Mask into WMIWinACE struct.
/// </summary>
/// <param name="bitwiseAccessMask">The source access mask as unassigned integer;</param>
/// <returns>It returns a WMIWinACE struct with all object access rights calculated from Access Mask.</returns>
public WMIWinACE GetSecurityDescriptorFromAccessMask(uint bitwiseAccessMask)
{
WMIWinACE result = new WMIWinACE() { AccessMask = bitwiseAccessMask };
result.CalculateFileAccessRightsFromAccessMask();
result.CalculateRegistryKeyAccessRightsFromAccessMask();
return result;
}
/// <summary>
/// Creates a list of WinACEs objects from security descriptor management object.
/// </summary>
/// <param name="rootManagementObject">The result of invoked method which returns the Security Descriptor as ManagementBaseObject.</param>
/// <param name="trusteeName">The username formatted such as: "[DOMAIN]\[USERNAME]". For local users use the machine name on [DOMAIN]</param>
/// <returns>Returns a List of WMIWinACE objects.</returns>
public virtual IEnumerable<WMIWinACE> GetAllSecurityDescriptorsFromManagementObject(object rootManagementObject)
{
var ACLs = this.getACLFromManagementObject((ManagementBaseObject)rootManagementObject);
var result = new List<WMIWinACE>();
foreach (var acl in ACLs)
{
var newWinACE = new WMIWinACE()
{
AccessMask = this.getPropertyValueAsUnsiggnedInteger(acl, "AccessMask"),
AceFlags = this.getPropertyValueAsUnsiggnedInteger(acl, "AceFlags"),
AceType = this.getPropertyValueAsUnsiggnedInteger(acl, "AceType"),
Trustee = this.getWinTrusteeFromManagementObject((ManagementBaseObject)acl.Properties["Trustee"].Value)
};
newWinACE.CalculateFileAccessRightsFromAccessMask();
result.Add(newWinACE);
}
return result;
}
public static WMIFileInfo CollectFileInfo(ManagementScope scope, string path)
{
WMIFileInfo retVal = new WMIFileInfo();
// Atributes from from CIM_DataFile (creation date, size, etc)
string pathDrive = Path.GetPathRoot(path);
string pathPath = Path.GetDirectoryName(path);
string pathFilename = Path.GetFileNameWithoutExtension(path);
string pathExtension = Path.GetExtension(path);
if (pathDrive[1] != ':')
throw new CollectorException(String.Format("Invalid path '{0}': must be a full path with drive letter", path));
pathDrive = pathDrive.Substring(0, 2);
pathPath = pathPath.Substring(2);
if (pathPath[pathPath.Length - 1] != '\\')
{
pathPath += '\\';
}
pathPath = pathPath.Replace("\\", "\\\\");
if (Path.HasExtension(path))
pathExtension = pathExtension.Substring(1);
try
{
ManagementObject queryObj = null;
retVal.Query = String.Format("SELECT * FROM CIM_LogicalFile WHERE Drive = '{0}' AND path = '{1}' AND FileName = '{2}' AND Extension = '{3}'", pathDrive, pathPath, pathFilename, pathExtension);
ManagementObjectSearcher searcher = MyGetSearcher(scope, retVal.Query);
foreach (ManagementObject tempQueryObj in searcher.Get())
{
queryObj = tempQueryObj;
break;
}
if (queryObj == null)
{
retVal.Query = String.Format("SELECT * FROM CIM_LogicalFile WHERE Drive = '{0}' AND path = '{1}' AND FileName = '{2}.{3}' AND Extension = ''", pathDrive, pathPath, pathFilename, pathExtension);
searcher = MyGetSearcher(scope, retVal.Query);
foreach (ManagementObject tempQueryObj in searcher.Get())
{
queryObj = tempQueryObj;
break;
}
}
if (queryObj == null)
{
retVal.Found = false;
retVal.ErrorMsg = "File not found";
}
else
{
retVal.Found = true;
retVal.Drive = (string)queryObj["Drive"];
retVal.Path = (string)queryObj["path"];
retVal.Extension = (string)queryObj["Extension"];
retVal.FileName = (string)queryObj["FileName"];
retVal.Name = (string)queryObj["Name"];
retVal.Archive = (bool)queryObj["Archive"];
retVal.Compressed = (bool)queryObj["Compressed"];
retVal.EightDotThreeFileName = (string)queryObj["EightDotThreeFileName"];
retVal.Encrypted = (bool)queryObj["Encrypted"];
retVal.FileType = (string)queryObj["FileType"];
retVal.Hidden = (bool)queryObj["Hidden"];
retVal.System = (bool)queryObj["System"];
retVal.Writeable = (bool)queryObj["Writeable"];
retVal.CreationDate = DateTime.ParseExact(((string)queryObj["CreationDate"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
retVal.InstallDate = DateTime.ParseExact(((string)queryObj["InstallDate"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
retVal.LastAccessed = DateTime.ParseExact(((string)queryObj["LastAccessed"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
retVal.LastModified = DateTime.ParseExact(((string)queryObj["LastModified"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
string wtfIsThis = queryObj.ClassPath.ClassName;
switch (wtfIsThis)
{
case "Win32_Directory":
retVal.IsDirectory = true;
break;
case "CIM_DataFile":
retVal.IsDirectory = false;
retVal.FileSize = (ulong)queryObj["FileSize"];
retVal.Manufacturer = (string)queryObj["Manufacturer"];
retVal.Version = (string)queryObj["Version"];
break;
default:
retVal.IsDirectory = false;
retVal.ErrorMsg = "Unexpected obect type '" + queryObj.ClassPath.ClassName + "'";
break;
}
}
// Attributes from Win32_LogicalFileSecuritySetting (Owner, Group, ACLs)
ManagementObject mgmt = new ManagementObject(scope, new ManagementPath(String.Format("Win32_LogicalFileSecuritySetting.path='{0}'", path)), null);
ManagementBaseObject secDesc = mgmt.InvokeMethod("GetSecurityDescriptor", null, null);
ManagementBaseObject descriptor = secDesc.Properties["Descriptor"].Value as ManagementBaseObject;
ManagementBaseObject owner = descriptor.Properties["Owner"].Value as ManagementBaseObject;
retVal.Owner = String.Format("{0}\\{1}", owner.Properties["Domain"].Value, owner.Properties["Name"].Value);
ManagementBaseObject group = descriptor.Properties["Group"].Value as ManagementBaseObject;
retVal.Group = String.Format("{0}\\{1}", group.Properties["Domain"].Value, group.Properties["Name"].Value);
retVal.DACL = new List<WMIWinACE>();
ManagementBaseObject[] acls = descriptor.Properties["DACL"].Value as ManagementBaseObject[];
if (acls != null)
{
foreach (ManagementBaseObject thisacl in acls)
{
WMIWinACE thisace = new WMIWinACE();
thisace.IsDirectory = retVal.IsDirectory;
thisace.AccessMask = (UInt32)thisacl.Properties["AccessMask"].Value;
thisace.AceFlags = (UInt32)thisacl.Properties["AceFlags"].Value;
thisace.AceType = (UInt32)thisacl.Properties["AceType"].Value;
thisace.GuidInheritedObjectType = thisacl.Properties["GuidInheritedObjectType"].Value as string;
thisace.GuidObjectType = thisacl.Properties["GuidObjectType"].Value as string;
thisace.Trustee = new WMIWinTrustee();
ManagementBaseObject trustee = thisacl.Properties["Trustee"].Value as ManagementBaseObject;
thisace.Trustee.Domain = trustee.Properties["Domain"].Value as string;
thisace.Trustee.Name = trustee.Properties["Name"].Value as string;
thisace.Trustee.SID = trustee.Properties["SID"].Value as Byte[];
thisace.Trustee.SidLength = (UInt32)trustee.Properties["SidLength"].Value;
thisace.Trustee.SIDString = trustee.Properties["SIDString"].Value as string;
retVal.DACL.Add(thisace);
}
}
}
catch (Exception excp)
{
retVal.ErrorMsg = String.Format("{0}: {1}", excp.GetType(), excp.Message);
}
return retVal;
}
public void When_AceFlags_is_not_set_the_audit_event_status_must_be_equals_to_EMPTY()
{
var WinACE = new WMIWinACE();
Assert.AreEqual(AuditEventStatus.EMPTY, WinACE.AuditEventPolicy);
}
public static WMIFileInfo CollectFileInfo(ManagementScope scope, string path)
{
WMIFileInfo retVal = new WMIFileInfo();
// Atributes from from CIM_DataFile (creation date, size, etc)
string pathDrive = Path.GetPathRoot(path);
string pathPath = Path.GetDirectoryName(path);
string pathFilename = Path.GetFileNameWithoutExtension(path);
string pathExtension = Path.GetExtension(path);
if (pathDrive[1] != ':')
{
throw new CollectorException(String.Format("Invalid path '{0}': must be a full path with drive letter", path));
}
pathDrive = pathDrive.Substring(0, 2);
pathPath = pathPath.Substring(2);
if (pathPath[pathPath.Length - 1] != '\\')
{
pathPath += '\\';
}
pathPath = pathPath.Replace("\\", "\\\\");
if (Path.HasExtension(path))
{
pathExtension = pathExtension.Substring(1);
}
try
{
ManagementObject queryObj = null;
retVal.Query = String.Format("SELECT * FROM CIM_LogicalFile WHERE Drive = '{0}' AND path = '{1}' AND FileName = '{2}' AND Extension = '{3}'", pathDrive, pathPath, pathFilename, pathExtension);
ManagementObjectSearcher searcher = MyGetSearcher(scope, retVal.Query);
foreach (ManagementObject tempQueryObj in searcher.Get())
{
queryObj = tempQueryObj;
break;
}
if (queryObj == null)
{
retVal.Query = String.Format("SELECT * FROM CIM_LogicalFile WHERE Drive = '{0}' AND path = '{1}' AND FileName = '{2}.{3}' AND Extension = ''", pathDrive, pathPath, pathFilename, pathExtension);
searcher = MyGetSearcher(scope, retVal.Query);
foreach (ManagementObject tempQueryObj in searcher.Get())
{
queryObj = tempQueryObj;
break;
}
}
if (queryObj == null)
{
retVal.Found = false;
retVal.ErrorMsg = "File not found";
}
else
{
retVal.Found = true;
retVal.Drive = (string)queryObj["Drive"];
retVal.Path = (string)queryObj["path"];
retVal.Extension = (string)queryObj["Extension"];
retVal.FileName = (string)queryObj["FileName"];
retVal.Name = (string)queryObj["Name"];
retVal.Archive = (bool)queryObj["Archive"];
retVal.Compressed = (bool)queryObj["Compressed"];
retVal.EightDotThreeFileName = (string)queryObj["EightDotThreeFileName"];
retVal.Encrypted = (bool)queryObj["Encrypted"];
retVal.FileType = (string)queryObj["FileType"];
retVal.Hidden = (bool)queryObj["Hidden"];
retVal.System = (bool)queryObj["System"];
retVal.Writeable = (bool)queryObj["Writeable"];
retVal.CreationDate = DateTime.ParseExact(((string)queryObj["CreationDate"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
retVal.InstallDate = DateTime.ParseExact(((string)queryObj["InstallDate"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
retVal.LastAccessed = DateTime.ParseExact(((string)queryObj["LastAccessed"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
retVal.LastModified = DateTime.ParseExact(((string)queryObj["LastModified"]).Substring(0, 21), "yyyyMMddHHmmss.ffffff", System.Globalization.CultureInfo.InvariantCulture);
string wtfIsThis = queryObj.ClassPath.ClassName;
switch (wtfIsThis)
{
case "Win32_Directory":
retVal.IsDirectory = true;
break;
case "CIM_DataFile":
retVal.IsDirectory = false;
retVal.FileSize = (ulong)queryObj["FileSize"];
retVal.Manufacturer = (string)queryObj["Manufacturer"];
retVal.Version = (string)queryObj["Version"];
break;
default:
retVal.IsDirectory = false;
retVal.ErrorMsg = "Unexpected obect type '" + queryObj.ClassPath.ClassName + "'";
break;
}
}
// Attributes from Win32_LogicalFileSecuritySetting (Owner, Group, ACLs)
ManagementObject mgmt = new ManagementObject(scope, new ManagementPath(String.Format("Win32_LogicalFileSecuritySetting.path='{0}'", path)), null);
ManagementBaseObject secDesc = mgmt.InvokeMethod("GetSecurityDescriptor", null, null);
ManagementBaseObject descriptor = secDesc.Properties["Descriptor"].Value as ManagementBaseObject;
ManagementBaseObject owner = descriptor.Properties["Owner"].Value as ManagementBaseObject;
retVal.Owner = String.Format("{0}\\{1}", owner.Properties["Domain"].Value, owner.Properties["Name"].Value);
ManagementBaseObject group = descriptor.Properties["Group"].Value as ManagementBaseObject;
retVal.Group = String.Format("{0}\\{1}", group.Properties["Domain"].Value, group.Properties["Name"].Value);
retVal.DACL = new List <WMIWinACE>();
ManagementBaseObject[] acls = descriptor.Properties["DACL"].Value as ManagementBaseObject[];
if (acls != null)
{
foreach (ManagementBaseObject thisacl in acls)
{
WMIWinACE thisace = new WMIWinACE();
thisace.IsDirectory = retVal.IsDirectory;
thisace.AccessMask = (UInt32)thisacl.Properties["AccessMask"].Value;
thisace.AceFlags = (UInt32)thisacl.Properties["AceFlags"].Value;
thisace.AceType = (UInt32)thisacl.Properties["AceType"].Value;
thisace.GuidInheritedObjectType = thisacl.Properties["GuidInheritedObjectType"].Value as string;
thisace.GuidObjectType = thisacl.Properties["GuidObjectType"].Value as string;
thisace.Trustee = new WMIWinTrustee();
ManagementBaseObject trustee = thisacl.Properties["Trustee"].Value as ManagementBaseObject;
thisace.Trustee.Domain = trustee.Properties["Domain"].Value as string;
thisace.Trustee.Name = trustee.Properties["Name"].Value as string;
thisace.Trustee.SID = trustee.Properties["SID"].Value as Byte[];
thisace.Trustee.SidLength = (UInt32)trustee.Properties["SidLength"].Value;
thisace.Trustee.SIDString = trustee.Properties["SIDString"].Value as string;
retVal.DACL.Add(thisace);
}
}
}
catch (Exception excp)
{
retVal.ErrorMsg = String.Format("{0}: {1}", excp.GetType(), excp.Message);
}
return(retVal);
}
private WMIWinACE CreateEffectiveRightsFromGrantAndDenyDACLsCombination(WMIWinACE denyDACL, WMIWinACE grantDACL)
{
var effectiveDACL = new WMIWinACE();
effectiveDACL.ACCESS_SYSTEM_SECURITY = denyDACL.ACCESS_SYSTEM_SECURITY ? false : grantDACL.ACCESS_SYSTEM_SECURITY;
effectiveDACL.DELETE = denyDACL.DELETE ? false : grantDACL.DELETE;
effectiveDACL.FILE_ADD_FILE = denyDACL.FILE_ADD_FILE ? false : grantDACL.FILE_ADD_FILE;
effectiveDACL.FILE_ADD_SUBDIRECTORY = denyDACL.FILE_ADD_SUBDIRECTORY ? false : grantDACL.FILE_ADD_SUBDIRECTORY;
effectiveDACL.FILE_APPEND_DATA = denyDACL.FILE_APPEND_DATA ? false : grantDACL.FILE_APPEND_DATA;
effectiveDACL.FILE_DELETE_CHILD = denyDACL.FILE_DELETE_CHILD ? false : grantDACL.FILE_DELETE_CHILD;
effectiveDACL.FILE_EXECUTE = denyDACL.FILE_EXECUTE ? false : grantDACL.FILE_EXECUTE;
effectiveDACL.GENERIC_EXECUTE = denyDACL.GENERIC_EXECUTE ? false : grantDACL.GENERIC_EXECUTE;
effectiveDACL.GENERIC_READ = denyDACL.GENERIC_READ ? false : grantDACL.GENERIC_READ;
effectiveDACL.GENERIC_WRITE = denyDACL.GENERIC_WRITE ? false : grantDACL.GENERIC_WRITE;
effectiveDACL.GENERIC_ALL = denyDACL.GENERIC_ALL ? false : grantDACL.GENERIC_ALL;
effectiveDACL.FILE_LIST_DIRECTORY = denyDACL.FILE_LIST_DIRECTORY ? false : grantDACL.FILE_LIST_DIRECTORY;
effectiveDACL.FILE_READ_ATTRIBUTES = denyDACL.FILE_READ_ATTRIBUTES ? false : grantDACL.FILE_READ_ATTRIBUTES;
effectiveDACL.FILE_READ_DATA = denyDACL.FILE_READ_DATA ? false : grantDACL.FILE_READ_DATA;
effectiveDACL.FILE_READ_EA = denyDACL.FILE_READ_EA ? false : grantDACL.FILE_READ_EA;
effectiveDACL.FILE_TRAVERSE = denyDACL.FILE_TRAVERSE ? false : grantDACL.FILE_TRAVERSE;
effectiveDACL.FILE_WRITE_ATTRIBUTES = denyDACL.FILE_WRITE_ATTRIBUTES ? false : grantDACL.FILE_WRITE_ATTRIBUTES;
effectiveDACL.FILE_WRITE_DATA = denyDACL.FILE_WRITE_DATA ? false : grantDACL.FILE_WRITE_DATA;
effectiveDACL.FILE_WRITE_EA = denyDACL.FILE_WRITE_EA ? false : grantDACL.FILE_WRITE_EA;
effectiveDACL.READ_CONTROL = denyDACL.READ_CONTROL ? false : grantDACL.READ_CONTROL;
effectiveDACL.SYNCHRONIZE = denyDACL.SYNCHRONIZE ? false : grantDACL.SYNCHRONIZE;
effectiveDACL.WRITE_DAC = denyDACL.WRITE_DAC ? false : grantDACL.WRITE_DAC;
effectiveDACL.WRITE_OWNER = denyDACL.WRITE_OWNER ? false : grantDACL.WRITE_OWNER;
// Like OvalDI, the "Generic All" permission is equal to "File Read Data" permission. It needs to be reviewed.
return effectiveDACL;
}
private void AdjustGenericRights(WMIWinACE userEffectiveRights)
{
userEffectiveRights.GENERIC_READ =
userEffectiveRights.READ_CONTROL ||
userEffectiveRights.FILE_READ_ATTRIBUTES ||
userEffectiveRights.FILE_READ_DATA ||
userEffectiveRights.FILE_READ_EA;
userEffectiveRights.GENERIC_WRITE =
userEffectiveRights.WRITE_OWNER ||
userEffectiveRights.WRITE_DAC ||
userEffectiveRights.FILE_WRITE_ATTRIBUTES ||
userEffectiveRights.FILE_WRITE_DATA ||
userEffectiveRights.FILE_APPEND_DATA ||
userEffectiveRights.FILE_WRITE_EA;
userEffectiveRights.GENERIC_EXECUTE = userEffectiveRights.FILE_EXECUTE;
userEffectiveRights.GENERIC_ALL =
userEffectiveRights.GENERIC_READ ||
userEffectiveRights.GENERIC_WRITE ||
userEffectiveRights.GENERIC_EXECUTE;
}
