internal bool CreateTokenGroups(string domain, string userName, out Ntifs._TOKEN_GROUPS tokenGroups, out Winnt._TOKEN_PRIMARY_GROUP tokenPrimaryGroup, string[] groups)
{
uint LG_INCLUDE_INDIRECT = 0x0001;
Console.WriteLine("[*] _TOKEN_GROUPS");
tokenGroups = new Ntifs._TOKEN_GROUPS();
tokenGroups.Initialize();
tokenPrimaryGroup = new Winnt._TOKEN_PRIMARY_GROUP();
#region NetUserGetLocalGroups
//Console.WriteLine(" - NetUserGetLocalGroups");
lmaccess._LOCALGROUP_USERS_INFO_0[] localgroupUserInfo = new lmaccess._LOCALGROUP_USERS_INFO_0[0];
IntPtr bufPtr;
uint ntRetVal = netapi32.NetUserGetLocalGroups(
domain,
userName.ToLower(),
0,
LG_INCLUDE_INDIRECT,
out bufPtr,
-1,
ref localEntriesRead,
ref localTotalEntriesRead
);
if (0 != ntRetVal)
{
Misc.GetNtError("NetUserGetLocalGroups", ntRetVal);
Misc.GetNtError("[-] {0}", ntRetVal);
//return false;
}
localgroupUserInfo = new lmaccess._LOCALGROUP_USERS_INFO_0[localEntriesRead];
Console.WriteLine("[+] Local Groups: {0}", localEntriesRead);
for (int i = 0; i < localEntriesRead; i++)
{
var itemPtr = new IntPtr(bufPtr.ToInt64() + (Marshal.SizeOf(typeof(lmaccess._LOCALGROUP_USERS_INFO_0)) * i));
localgroupUserInfo[i] = (lmaccess._LOCALGROUP_USERS_INFO_0)Marshal.PtrToStructure(itemPtr, typeof(lmaccess._LOCALGROUP_USERS_INFO_0));
Console.WriteLine(" [+] {0}", localgroupUserInfo[i].lgrui0_name);
}
#endregion
#region NetUserGetGroups
//Console.WriteLine(" - NetUserGetGroups");
lmaccess._GROUP_USERS_INFO_0[] globalGroupUserInfo;// = new lmaccess._GROUP_USERS_INFO_0[0];
ntRetVal = netapi32.NetUserGetGroups(
domain,
userName.ToLower(),
0,
out bufPtr,
-1,
ref globalEntriesRead,
ref globalEotalEntriesRead
);
if (0 != ntRetVal)
{
Misc.GetNtError("NetUserGetGroups", ntRetVal);
Misc.GetNtError("[-] {0}", ntRetVal);
//return false;
}
globalGroupUserInfo = new lmaccess._GROUP_USERS_INFO_0[globalEntriesRead];
Console.WriteLine("[+] Global Groups: {0}", globalEntriesRead);
for (int i = 0; i < localEntriesRead; i++)
{
var itemPtr = new IntPtr(bufPtr.ToInt64() + (Marshal.SizeOf(typeof(lmaccess._GROUP_USERS_INFO_0)) * i));
globalGroupUserInfo[i] = (lmaccess._GROUP_USERS_INFO_0)Marshal.PtrToStructure(itemPtr, typeof(lmaccess._GROUP_USERS_INFO_0));
Console.WriteLine(" [+] {0}", globalGroupUserInfo[i].grui0_name);
}
#endregion
#region Default Admin Entries
uint groupsAttributes = (uint)(Winnt.SE_GROUP_ENABLED | Winnt.SE_GROUP_ENABLED_BY_DEFAULT | Winnt.SE_GROUP_MANDATORY);
/*
* This works, but don't do it this way
* //Everyone
* _InitializeSid(Winnt.SECURITY_WORLD_SID_AUTHORITY, new uint[] { 0, 0, 0, 0, 0, 0, 0, 0 }, ref tokenGroups.Groups[0].Sid);
* tokenGroups.Groups[0].Attributes = groupsAttributes;
*/
//Console.WriteLine("[+] Extra Groups");
//Everyone
InitializeSid("S-1-1-0", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//Administrators - Make this a flag
InitializeSid("S-1-5-114", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//INTERACTIVE
InitializeSid("S-1-5-4", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//CONSOLE LOGON
InitializeSid("S-1-2-1", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//Authenticated Users
InitializeSid("S-1-5-11", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//This Organization
InitializeSid("S-1-5-15", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//Local account
InitializeSid("S-1-5-113", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//LOCAL
InitializeSid("S-1-2-0", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//NTLM Authentication
InitializeSid("S-1-5-64-10", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
//High Integrity Token
InitializeSid("S-1-16-12288", ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
#endregion
#region Custom Groups
//Custom groups
foreach (string group in groups)
{
string d = Environment.MachineName;
string groupname = group;
if (group.Contains(@"\"))
{
string[] split = group.Split('\\');
d = split[0];
groupname = split[1];
}
string sid = new NTAccount(d, groupname).Translate(typeof(SecurityIdentifier)).Value;
InitializeSid(sid, ref tokenGroups.Groups[extraGroups].Sid);
tokenGroups.Groups[extraGroups++].Attributes = groupsAttributes;
}
#endregion
#region Local & Global Entries
for (int i = 0; i < localEntriesRead; i++)
{
int offset = i + extraGroups;
//Console.WriteLine("[*] Adding: {0}", localgroupUserInfo[i].lgrui0_name);
if (!_LookupSid(string.Empty, localgroupUserInfo[i].lgrui0_name, ref tokenGroups.Groups[offset].Sid))
{
return(false);
}
tokenGroups.Groups[offset].Attributes = groupsAttributes;
}
for (int i = 0; i < globalEntriesRead; i++)
{
int offset = i + extraGroups + (int)localEntriesRead;
//Console.WriteLine("[*] Adding: {0}", globalGroupUserInfo[i].grui0_name);
if (!_LookupSid(string.Empty, globalGroupUserInfo[i].grui0_name, ref tokenGroups.Groups[offset].Sid))
{
return(false);
}
if (0 == i)
{
tokenPrimaryGroup.PrimaryGroup = tokenGroups.Groups[offset].Sid;
}
tokenGroups.Groups[offset].Attributes = groupsAttributes;
}
#endregion
tokenGroups.GroupCount = (int)(localEntriesRead + globalEntriesRead + extraGroups);
Console.WriteLine("[*] Adding Groups");
for (int i = 0; i < tokenGroups.GroupCount; i++)
{
string sid, account;
TokenInformation._ReadSidAndName(tokenGroups.Groups[i].Sid, out sid, out account);
Console.WriteLine(" ({0}) {1,-50} {2}", i, sid, account);
}
return(true);
}
////////////////////////////////////////////////////////////////////////////////
// Can be use to remove groups, adding groups would require a new token
// Next Release
//https://docs.microsoft.com/en-us/windows/win32/api/securitybaseapi/nf-securitybaseapi-adjusttokengroups
////////////////////////////////////////////////////////////////////////////////
public void SetTokenGroup(string group, bool isSID)
{
var tokenGroups = new Ntifs._TOKEN_GROUPS();
tokenGroups.Initialize();
if (!DuplicateToken(Winnt._SECURITY_IMPERSONATION_LEVEL.SecurityImpersonation))
{
return;
}
SetWorkingTokenToNewToken();
TokenInformation ti = new TokenInformation(hWorkingToken);
ti.GetTokenGroups();
for (int i = 0; i < ti.tokenGroups.GroupCount; i++)
{
tokenGroups.Groups[i].Sid = ti.tokenGroups.Groups[i].Sid;
tokenGroups.Groups[i].Attributes = ti.tokenGroups.Groups[i].Attributes;
Console.WriteLine(tokenGroups.Groups[i].Sid);
}
tokenGroups.GroupCount = ti.tokenGroups.GroupCount;
if (!isSID)
{
Console.WriteLine("Group: {0}", group);
string domain = Environment.MachineName;
if (group.Contains(@"\"))
{
string[] split = group.Split('\\');
domain = split[0];
group = split[1];
}
group = new NTAccount(domain, group).Translate(typeof(SecurityIdentifier)).Value;
}
Console.WriteLine("Group SID: {0}", group);
++tokenGroups.GroupCount;
if (!CreateTokens.InitializeSid("S-1-5-21-258464558-1780981397-2849438727-1010", ref tokenGroups.Groups[tokenGroups.GroupCount].Sid))
{
return;
}
tokenGroups.Groups[tokenGroups.GroupCount].Attributes = (uint)Winnt.SE_GROUP_ENABLED;
CreateTokens ct = new CreateTokens(hWorkingToken);
string userName = WindowsIdentity.GetCurrent().Name;
userName = userName.Split('\\')[1];
//ct.CreateTokenGroups(userName, out Ntifs._TOKEN_GROUPS tg, out Winnt._TOKEN_PRIMARY_GROUP tpg);
tokenGroups = ti.tokenGroups;
uint returnLength;
if (!advapi32.AdjustTokenGroups(hWorkingToken, false, ref tokenGroups, (uint)Marshal.SizeOf(tokenGroups), ref ti.tokenGroups, out returnLength))
{
Misc.GetWin32Error("AdjustTokenGroups");
return;
}
ti.GetTokenGroups();
Console.WriteLine(returnLength);
}
