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s.cpp
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s.cpp
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#pragma comment(linker, "/subsystem:console /FILEALIGN:0x200 /opt:nowin98 /IGNORE:4078 /MERGE:.rdata=.text /MERGE:.data=.text /section:.text,ERW")
#define _WIN32_WINNT 0x0500
#include "winsock2i.h"
#include <winsock2.h>
#include <stdio.h>
#include <Iphlpapi.h>
#pragma comment(lib, "ws2_32.lib")
#pragma comment(lib, "Iphlpapi.lib")
//#ifndef _WIN32_WINNT // Allow use of features specific to Windows XP or later.
//#define _WIN32_WINNT 0x0501 // Change this to the appropriate value to target other versions of Windows.
//#endif
#define bool int
#pragma pack(push, 1)//取消内存大小自动对齐
typedef struct _iphdr
{
unsigned char h_lenver; //4位首部长度+4位IP版本号
unsigned char tos; //8位服务类型TOS
unsigned short total_len; //16位总长度（字节）
unsigned short ident; //16位标识
unsigned short frag_and_flags; //3位标志位
unsigned char ttl; //8位生存时间 TTL
unsigned char proto; //8位协议 (TCP, UDP 或其他)
unsigned short checksum; //16位IP首部校验和
unsigned int sourceIP; //32位源IP地址
unsigned int destIP; //32位目的IP地址
}IP_HEADER;
typedef struct _tcphdr //定义TCP首部
{
USHORT th_sport; //16位源端口
USHORT th_dport; //16位目的端口
unsigned int th_seq; //32位序列号
unsigned int th_ack; //32位确认号
unsigned char th_lenres; //4位首部长度/6位保留字
unsigned char th_flag; //6位标志位
USHORT th_win; //16位窗口大小
USHORT th_sum; //16位校验和
USHORT th_urp; //16位紧急数据偏移量
}TCP_HEADER;
struct //定义TCP伪首部
{
unsigned long saddr; //源地址
unsigned long daddr; //目的地址
char mbz;
char ptcl; //协议类型
unsigned short tcpl; //TCP长度
}psd_header;
#pragma pack(pop)
CRITICAL_SECTION _cs;
BOOL _isLog = FALSE;
BOOL _isBanner = FALSE;
BOOL _isRangeScan;
BOOL _isSinglePort;
BOOL _isBreak;
BOOL _isMultiplePort;
DWORD _startIp;
DWORD _endIp;
DWORD _portToScan;
DWORD _portScanSingle;
DWORD dword_407090;
DWORD _portsTotal;
DWORD _threadsUsed;
DWORD _totalPortsOpen;
DWORD _ipScanned;
DWORD _tcpTimeout = 3;
u_long _bindIpAddr;
SOCKET _s; // idb
LPCSTR _logFile = "Result.txt"; // idb
char _httpRequest[] = "HEAD / HTTP/1.0\r\n\r\n";
void * _portsArray;
LONG _maxThreads;
HANDLE _semaphore;
BOOL _isHttp = FALSE;
int getrandom(int begin, int end)
{
LARGE_INTEGER tick;
QueryPerformanceCounter(&tick);
return (begin + tick.LowPart % (end - begin + 1));
}
int help(char * app)
{
printf("Usage: %s TCP/SYN StartIP [EndIP] Ports [Threads] [/T(N)] [/(H)Banner] [/Save]\n", app);
printf("Example: %s TCP 12.12.12.12 12.12.12.254 80 512\n", app);
printf("Example: %s TCP 12.12.12.12/24 80 512\n", app);
printf("Example: %s TCP 12.12.12.12/24 80 512 /T8 /Save\n", app);
printf("Example: %s TCP 12.12.12.12 12.12.12.254 80 512 /HBanner\n", app);
printf("Example: %s TCP 12.12.12.12 12.12.12.254 21 512 /Banner\n", app);
printf("Example: %s TCP 12.12.12.12 1-65535 512\n", app);
printf("Example: %s TCP 12.12.12.12 12.12.12.254 21,3389,5631 512\n", app);
printf("Example: %s TCP 12.12.12.12 21,3389,5631 512\n", app);
printf("Example: %s SYN 12.12.12.12 12.12.12.254 80\n", app);
printf("Example: %s SYN 12.12.12.12 1-65535\n", app);
printf("Example: %s SYN 12.12.12.12 12.12.12.254 21,80,3389\n", app);
return printf("Example: %s SYN 12.12.12.12 21,80,3389\n", app);
}
BOOL WINAPI ConsoleCtrlHandler(
DWORD dwCtrlType // control signal type
)
{
switch (dwCtrlType)
{
/* Handle the CTRL-C signal. */
case CTRL_C_EVENT:
case CTRL_CLOSE_EVENT:
case CTRL_BREAK_EVENT:
case CTRL_LOGOFF_EVENT:
case CTRL_SHUTDOWN_EVENT:
printf("CTRL+C Is Pressed \n");
_isBreak = 1;
return TRUE;
default:
return FALSE;
}
}
bool isWin2K()
{
bool result; // eax@8
struct _OSVERSIONINFOA VersionInformation; // [sp+0h] [bp-94h]@2
VersionInformation.dwOSVersionInfoSize = 148;
if ( GetVersionExA(&VersionInformation) )
{
result = VersionInformation.dwPlatformId == 2 && VersionInformation.dwMajorVersion == 5;
}
else
{
result = 0;
}
return result;
}
//----- (00403704) --------------------------------------------------------
bool initWinsock()
{
WSADATA wsaData;
return (WSAStartup(0x202u, &wsaData) == 0);
}
//----- (004040C0) --------------------------------------------------------
BOOL __cdecl logWriteBuffer(LPCSTR lpFileName, char *lpBuffer)
{
BOOL result; // eax@4
HANDLE v4; // eax@3
DWORD v5; // eax@5
DWORD NumberOfBytesWritten; // [sp+0h] [bp-Ch]@2
HANDLE hObject; // [sp+8h] [bp-4h]@3
BOOL v8; // [sp+4h] [bp-8h]@5
hObject = 0;
v4 = CreateFileA(lpFileName, 0xC0000000u, 2u, 0, 4u, 0x80u, 0);
hObject = v4;
if ( v4 == (HANDLE)-1 )
{
result = 0;
}
else
{
SetFilePointer(hObject, 0, 0, 2u);
v5 = lstrlen(lpBuffer);
v8 = WriteFile(hObject, lpBuffer, v5, &NumberOfBytesWritten, 0);
CloseHandle(hObject);
result = v8;
}
return result;
}
//----- (00404147) --------------------------------------------------------
BOOL __cdecl logWriteTime(LPCSTR lpFileName)
{
DWORD Buffer[64]; // [sp+0h] [bp-110h]@2
struct _SYSTEMTIME SystemTime; // [sp+100h] [bp-10h]@3
GetLocalTime(&SystemTime);
wsprintf(
(char *)Buffer,
"Performing Time: %d/%d/%d %d:%d:%d --> ",
SystemTime.wMonth,
SystemTime.wDay,
SystemTime.wYear,
SystemTime.wHour,
SystemTime.wMinute,
SystemTime.wSecond);
return logWriteBuffer(lpFileName, (char *)Buffer);
}
//----- (004041D8) --------------------------------------------------------
BOOL myRecv(SOCKET s, char *buf, int len)
{
int ret; // eax@10
BOOL result; // eax@12
struct timeval timeout; // [sp+4h] [bp-110h]@3
fd_set readfds; // [sp+10h] [bp-104h]@3
result = FALSE;
timeout.tv_sec = 3;
timeout.tv_usec = 0;
if (_isHttp)
{
ret = send(s, _httpRequest, sizeof(_httpRequest), 0);
}
FD_ZERO(&readfds);
FD_SET(s, &readfds);
ret = select(0, &readfds, 0, 0, &timeout);
if ( ret && ret != -1 )
{
if ( FD_ISSET(s, &readfds) )
{
result = recv(s, buf, len, 0) > 0;
}
}
return result;
}
const char * getBanner(char *response)
{
signed int result; // eax@4
signed int v4; // edi@6
signed int v5; // edi@9
size_t v7; // [sp+0h] [bp-4h]@1
if ( response )
{
int len = 0;
if (_isHttp)
{
const char * tag = "Server: ";
char * serverBanner = strstr(response, tag);
if (!serverBanner)
{
serverBanner = response;
}
else
{
serverBanner += lstrlen(tag);
}
len = lstrlen(serverBanner);
for (int i = 0; i < len; i++)
{
if (serverBanner[i] == '\r' || serverBanner[i] == '\n')
{
serverBanner[i] = '\0';
break;
}
}
return serverBanner;
}
else
{
len = lstrlen(response);
for (int i = 0; i < lstrlen(response); i++)
{
if (response[i] == '\r' || response[i] == '\n')
{
response[i] = '\0';
break;
}
}
}
result = 1;
}
else
{
result = 0;
}
return response;
}
//----- (004037A8) --------------------------------------------------------
DWORD WINAPI tcpScanThread(LPVOID lparam)
{
int ret; // eax@5
char banner[0x400]; // [sp+0h] [bp-330h]@2
u_long hostlong; // [sp+208h] [bp-128h]@3
int v9; // [sp+200h] [bp-130h]@3
char response[200]; // [sp+114h] [bp-21Ch]@3
SOCKET s; // [sp+228h] [bp-108h]@3
struct timeval timeout; // [sp+20Ch] [bp-124h]@3
u_long argp; // [sp+204h] [bp-12Ch]@3
char targetHost[0x200]; // [sp+1E0h] [bp-150h]@3
struct sockaddr_in sa; // [sp+214h] [bp-11Ch]@4
fd_set writefds; // [sp+22Ch] [bp-104h]@8
int recvLen = 0;
hostlong = *(DWORD *)lparam;
v9 = *((DWORD *)lparam + 1);
free(lparam);
memset(response, 0, sizeof(response));
s = -1;
timeout.tv_sec = _tcpTimeout;
timeout.tv_usec = 0;
argp = 1;
memset(targetHost, 0, sizeof(targetHost));
s = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
if ( s != -1 )
{
memset(&sa, 0, sizeof(sa));
sa.sin_family = AF_INET;
sa.sin_addr.s_addr = htonl(hostlong);
sa.sin_port = htons(v9);
argp = 1;
if ( ioctlsocket(s, FIONBIO, &argp) != -1 )
{
ret = connect(s, (const struct sockaddr *)&sa, sizeof(sa));
if ( ret != -1 )
{
goto __recv;
}
if ( WSAGetLastError() == WSAEWOULDBLOCK)
{
FD_ZERO(&writefds);
FD_SET(s, &writefds);
ret = select(0, 0, &writefds, 0, &timeout);
if ( FD_ISSET(s, &writefds) )
{
__recv:
wsprintf(
targetHost,
"%d.%d.%d.%d",
hostlong >> 24,
(hostlong >> 16) & 0xFF,
(unsigned __int16)((WORD)hostlong >> 8),
(unsigned __int8)hostlong);
EnterCriticalSection(&_cs);
++_totalPortsOpen;
LeaveCriticalSection(&_cs);
const char * responseBanner = NULL;
if ( _isBanner )
{
// 切回同步模式
argp = 0;
ioctlsocket(s, FIONBIO, &argp);
recvLen = myRecv(s, response, sizeof(response));
EnterCriticalSection(&_cs);
if ( recvLen )
{
responseBanner = getBanner(response);
if ( lstrlen(responseBanner) <= 6 )
printf("%-16s %-5d -> \"%s\" \n", targetHost, v9, responseBanner);
else
printf("%-16s %-5d -> \"%s\"\n", targetHost, v9, responseBanner);
}
else
{
printf("%-16s %-5d -> NULL \n", targetHost, v9);
}
LeaveCriticalSection(&_cs);
}
else
{
EnterCriticalSection(&_cs);
printf("%-16s %-5d Open \n", targetHost, v9);
LeaveCriticalSection(&_cs);
}
if ( _isLog )
{
memset(banner, 0, sizeof(banner));
if ( _isBanner )
{
if ( recvLen )
wsprintf(banner, "%-16s %-5d -> \"%s\"\r\n", targetHost, v9, responseBanner);
else
wsprintf(banner, "%-16s %-5d -> NULL\r\n", targetHost, v9);
}
else
{
wsprintf(banner, "%-16s %-5d Open \r\n", targetHost, v9);
}
EnterCriticalSection(&_cs);
logWriteBuffer(_logFile, banner);
LeaveCriticalSection(&_cs);
}
}
}
}
}
EnterCriticalSection(&_cs);
++_ipScanned;
if ( _threadsUsed )
--_threadsUsed;
ReleaseSemaphore(_semaphore, 1, 0);
LeaveCriticalSection(&_cs);
closesocket(s);
return 0;
}
USHORT checkSum(void * buffer, int size)
{
unsigned long cksum=0;
while (size >1) {
cksum += *(USHORT *)buffer;
size -= sizeof(USHORT);
buffer = (char *)buffer + sizeof(USHORT);
}
if (size) cksum += *(UCHAR*) buffer;
cksum = (cksum >> 16) + (cksum&0xffff);
cksum += (cksum >> 16);
return (USHORT) (~cksum);
}
int buildSynPacket(char * buf, u_long saddr, u_long sport, u_long daddr, u_long dport)
{
int len = 0;
IP_HEADER ip_header;
TCP_HEADER tcp_header;
//填充IP首部
ip_header.h_lenver=(4<<4 | sizeof(ip_header)/sizeof(unsigned long));
//高四位IP版本号，低四位首部长度
ip_header.total_len=htons(sizeof(IP_HEADER)+sizeof(TCP_HEADER)); //16位总长度（字节）
ip_header.ident=1; //16位标识
ip_header.frag_and_flags = 0; //3位标志位
ip_header.ttl = 128; //8位生存时间TTL
ip_header.proto = IPPROTO_TCP; //8位协议(TCP,UDP…)
ip_header.checksum = 0; //16位IP首部校验和
ip_header.sourceIP = saddr; //32位源IP地址
ip_header.destIP = daddr; //32位目的IP地址
//填充TCP首部
tcp_header.th_sport = sport; //源端口号
tcp_header.th_lenres=(sizeof(TCP_HEADER)/4<<4|0); //TCP长度和保留位
tcp_header.th_win = htons(0x4000);
//填充TCP伪首部（用于计算校验和，并不真正发送）
psd_header.saddr=ip_header.sourceIP;
psd_header.daddr=ip_header.destIP;
psd_header.mbz=0;
psd_header.ptcl=IPPROTO_TCP;
psd_header.tcpl=htons(sizeof(tcp_header));
tcp_header.th_dport = dport; //目的端口号
tcp_header.th_ack=0; //ACK序列号置为0
tcp_header.th_flag=2; //SYN 标志
tcp_header.th_seq = sport -1; //SYN序列号随机
tcp_header.th_urp=0; //偏移
tcp_header.th_sum=0; //校验和
//计算TCP校验和，计算校验和时需要包括TCP pseudo header
memcpy(buf,&psd_header,sizeof(psd_header));
memcpy(buf+sizeof(psd_header),&tcp_header,sizeof(tcp_header));
tcp_header.th_sum=checkSum(buf,sizeof(psd_header)+sizeof(tcp_header));
//计算IP校验和
memcpy(buf,&ip_header,sizeof(ip_header));
memcpy(buf+sizeof(ip_header),&tcp_header,sizeof(tcp_header));
memset(buf+sizeof(ip_header)+sizeof(tcp_header),0,4);
len=sizeof(ip_header)+sizeof(tcp_header);
ip_header.checksum=checkSum(buf,len);
//填充发送缓冲区
memcpy(buf,&ip_header,sizeof(ip_header));
return len;
}
// 有点问题，发出去的数据包不对
signed int synScan()
{
char Buffer[0x190]; // [sp+0h] [bp-2C0h]@2
int v8; // [sp+140h] [bp-180h]@3
int v9; // [sp+150h] [bp-170h]@3
SOCKET s; // [sp+154h] [bp-16Ch]@3
char buf[0x100]; // [sp+198h] [bp-128h]@3
signed int optval; // [sp+13Ch] [bp-184h]@3
signed int sendTimeout; // [sp+138h] [bp-188h]@3
unsigned int portsScanned; // [sp+170h] [bp-150h]@3
unsigned int v15; // [sp+14Ch] [bp-174h]@3
unsigned int v16; // [sp+148h] [bp-178h]@3
unsigned int dport; // [sp+178h] [bp-148h]@6
unsigned int counter; // [sp+174h] [bp-14Ch]@6
u_long hostlong; // [sp+158h] [bp-168h]@6
struct sockaddr_in dst; // [sp+17Ch] [bp-144h]@9
int len; // [sp+16Ch] [bp-154h]@9
unsigned int v49; // [sp+12Ch] [bp-194h]@11
char Dest[0x20]; // [sp+110h] [bp-1B0h]@37
v8 = _portScanSingle;
v9 = dword_407090;
s = -1;
memset(buf, 0, sizeof(buf));
optval = 1;
sendTimeout = 1500;
portsScanned = 0;
v15 = 0;
v16 = 0;
s = socket(AF_INET, SOCK_RAW, IPPROTO_RAW);
if ( s != -1 )
{
optval = 1;
if ( setsockopt(s, IPPROTO_IP, 2/*IP_HDRINCL*/, (const char *)&optval, sizeof(optval)) != -1 )
{
if ( setsockopt(s, SOL_SOCKET, SO_SNDTIMEO, (const char *)&sendTimeout, sizeof(sendTimeout)) != -1 )
{
dport = 0;
counter = 0;
hostlong = _startIp;
while ( hostlong <= _endIp )
{
if ( _isMultiplePort )
{
counter = 0;
while ( counter < _portsTotal )
{
dport = *((DWORD *)_portsArray + counter);
memset(&dst, 0, sizeof(dst));
dst.sin_family = AF_INET;
dst.sin_port = htons(dport);
dst.sin_addr.s_addr = htonl(hostlong);
len = buildSynPacket(buf, _bindIpAddr, htons(getrandom(1, 65535)), dst.sin_addr.s_addr, dst.sin_port);
++_ipScanned;
if ( sendto(s, buf, len, 0, (struct sockaddr *)&dst, sizeof(dst)) != -1 )
{
++portsScanned;
EnterCriticalSection(&_cs);
if ( _isRangeScan )
{
printf("%u Ports Scanned. \r", portsScanned);
}
else
{
v49 = portsScanned / _portsTotal;
printf("%u IP Scanned. \r", portsScanned / _portsTotal);
}
LeaveCriticalSection(&_cs);
if ( _isBreak )
{
v15 = hostlong + 1;
v16 = dport;
goto __break;
}
if ( !(portsScanned % 1000) )
Sleep(0xAu);
}
++counter;
}
}
else // !_isMultiplePort
{
v49 = v9 - v8 + 1;
counter = v8;
while ( counter <= v9 )
{
dport = counter;
memset(&dst, 0, sizeof(dst));
dst.sin_family = AF_INET;
dst.sin_port = htons(dport);
dst.sin_addr.s_addr = htonl(hostlong);
len = buildSynPacket(buf, _bindIpAddr, htons(getrandom(1, 65535)), dst.sin_addr.s_addr, dst.sin_port);
++_ipScanned;
if ( sendto(s, buf, len, 0, (struct sockaddr *)&dst, sizeof(dst)) != -1 )
{
++portsScanned;
EnterCriticalSection(&_cs);
if ( _isRangeScan )
{
printf("%u Ports Scanned. \r", portsScanned);
}
else
{
printf("%u IP Scanned. \r", portsScanned / v49);
}
LeaveCriticalSection(&_cs);
if ( _isBreak )
{
if ( _isRangeScan )
v15 = hostlong;
else
v15 = hostlong + 1;
v16 = dport;
goto __break;
}
if ( !(portsScanned % 1000) )
Sleep(10);
}
++counter;
}
}
++hostlong;
}
}
}
}
__break:
if ( _isBreak )
{
memset(Dest, 0, sizeof(Dest));
wsprintf(Dest, "%d.%d.%d.%d", v15 >> 24, (v15 >> 16) & 0xFF, (unsigned __int16)((WORD)v15 >> 8), (unsigned __int8)v15);
printf("Last Scan: %s:%d \n", Dest, v16);
if ( _isLog )
{
wsprintf(Buffer, "LastIP Scanned: %s:%d\r\n", &Dest, v16);
logWriteBuffer(_logFile, (char *)Buffer);
}
}
if ( s != -1 )
closesocket(s);
EnterCriticalSection(&_cs);
if ( _threadsUsed )
--_threadsUsed;
LeaveCriticalSection(&_cs);
return 1;
}
//----- (00403FD9) --------------------------------------------------------
BOOL buildPortsList(char * portsList, int portsCount)
{
BOOL result; // eax@4
int port; // eax@8
char * nextToken; // eax@5
char * portString; // [sp+4h] [bp-8h]@5
_portsArray = malloc(sizeof(int) * portsCount);
result = FALSE;
if ( _portsArray )
{
nextToken = strtok(portsList, ",");
portString = nextToken;
if ( nextToken )
{
while ( portString )
{
port = atoi(portString);
if ( port > 0 )
{
if ( port <= 65535 )
{
*((DWORD *)_portsArray + _portsTotal++) = port;
}
}
portString = strtok(0, ",");
}
result = (_portsTotal > 0);
}
}
return result;
}
//----- (00403F08) --------------------------------------------------------
int getPortsCount(char * portList)
{
int result; // eax@4
char * nextToken; // eax@7
char * buf; // [sp+4h] [bp-Ch]@5
char * p; // [sp+Ch] [bp-4h]@7
int count; // [sp+8h] [bp-8h]@9
if ( portList )
{
buf = (char *)malloc(lstrlen(portList) + 16);
if (buf)
{
strcpy(buf, portList);
nextToken = strtok(buf, ",");
p = nextToken;
if (nextToken)
{
count = 0;
while ( p )
{
p = strtok(0, ",");
count++;
}
result = count;
}
else
{
result = 0;
}
free(buf);
}
else
{
result = 0;
}
}
else
{
result = 0;
}
return result;
}
//----- (00402A70) --------------------------------------------------------
signed int __cdecl filterPacket(char * a1)
{
signed int result; // eax@4
u_long v3; // eax@5
unsigned int v4; // eax@20
u_short v5; // ax@20
char * v8; // [sp+144h] [bp-8h]@3
unsigned __int16 v9; // [sp+13Eh] [bp-Eh]@3
char * v10; // [sp+148h] [bp-4h]@3
u_long v11; // [sp+140h] [bp-Ch]@5
signed int v12; // [sp+134h] [bp-18h]@9
unsigned int v13; // [sp+138h] [bp-14h]@9
unsigned int v14; // [sp+130h] [bp-1Ch]@10
char buf[0x20]; // [sp+110h] [bp-3Ch]@20
char logBuffer[0x100];
unsigned int v16; // [sp+10Ch] [bp-40h]@20
int v17; // [sp+108h] [bp-44h]@20
int v18; // [sp+104h] [bp-48h]@20
int v19; // [sp+100h] [bp-4Ch]@20
v8 = a1;
v9 = 4 * (*(BYTE *)a1 & 0xF);
v10 = a1 + v9;
if ( *(BYTE *)(a1 + v9 + 13) == 20 )
{
result = 0;
}
else
{
v3 = ntohl(*(DWORD *)(v8 + 12));
v11 = v3;
if ( v3 >= _startIp && v3 <= _endIp )
{
if ( *(BYTE *)(v10 + 13) != 18 )
goto LABEL_26;
v12 = 0;
v13 = ntohs(*(WORD *)v10);
if ( !_isMultiplePort )
{
if ( v13 >= _portScanSingle )
{
if ( v13 <= dword_407090 )
v12 = 1;
}
}
else
{
v14 = 0;
while ( v14 < _portsTotal )
{
if ( v13 == *((DWORD *)_portsArray + v14) )
v12 = 1;
++v14;
}
}
if ( v12 )
{
memset(buf, 0, sizeof(buf));
v4 = ntohl(*(DWORD *)(v8 + 12));
v14 = v4;
v16 = v4 >> 24;
v17 = (v4 >> 16) & 0xFF;
v18 = (unsigned __int16)((WORD)v4 >> 8);
v19 = (unsigned __int8)v4;
wsprintf(
buf,
"%d.%d.%d.%d",
v4 >> 24,
(v4 >> 16) & 0xFF,
(unsigned __int16)((WORD)v4 >> 8),
(unsigned __int8)v4);
EnterCriticalSection(&_cs);
++_totalPortsOpen;
v5 = ntohs(*(WORD *)v10);
printf("%-16s %-5d Open \n", buf, v5);
if ( _isLog )
{
wsprintf(logBuffer, "%-16s %-5d Open \r\n", buf, v5);
logWriteBuffer(_logFile, logBuffer);
}
LeaveCriticalSection(&_cs);
result = 1;
}
else
{
LABEL_26:
result = 0;
}
}
else
{
result = -1;
}
}
return result;
}
#define SIO_RCVALL _WSAIOW(IOC_VENDOR,1)
DWORD WINAPI snifferThread(LPVOID)
{
int ret;
//设置SOCK_RAW为SIO_RCVALL，以便接收所有的IP包
int optval = 1;
int bytesRet;
SOCKADDR_IN sa;
_s = socket(AF_INET, SOCK_RAW, IPPROTO_IP);
if (INVALID_SOCKET == _s)
{
printf("Fail To Create Socket\n");
return 0;
}
sa.sin_family = AF_INET;
sa.sin_port = htons(0);
sa.sin_addr.S_un.S_addr = _bindIpAddr;
ret = bind(_s, (struct sockaddr *)&sa, sizeof(sa));
if (INVALID_SOCKET == ret)
{
printf("Fail To Bind Socket\n");
closesocket(_s);
goto __faild;
}
ret = WSAIoctl(_s, SIO_RCVALL, (LPVOID)&optval, sizeof(optval), NULL, 0, (LPDWORD)&bytesRet, NULL, NULL);
char buff[0xFFFF];
do
{
memset(buff, 0, sizeof(buff));
ret = recv(_s, buff, sizeof(buff), 0);
if (ret)
{
filterPacket(buff);
}
} while (ret > 0);
__faild:
return 0;
}
u_long getBindIpAddress(char * dstIpAddr)
{
u_long bindAddr = INADDR_NONE;
DWORD nInterfaceIndex = 0;
DWORD index = 0;
PMIB_IPADDRTABLE ipTable = NULL;
ULONG allocSize = 0;
HRESULT ret;
ret = GetBestInterface( inet_addr(dstIpAddr), &nInterfaceIndex );
if (ret != NO_ERROR)
{
goto __exit;
}
/*
MIB_IFROW ifRow;
ifRow.dwIndex = nInterfaceIndex;
ret = GetIfEntry( &ifRow );
if ( ret != NO_ERROR )
{
goto __exit;
}
printf("%s\n", ifRow.bDescr);
*/
allocSize = 0;
do
{
ret = GetIpAddrTable( ipTable, &allocSize, FALSE );
if (ret != NO_ERROR)
{
if (allocSize)
{
ipTable = (PMIB_IPADDRTABLE)malloc(allocSize);
}
}
} while (ret != NO_ERROR);
for (index = 0; index < ipTable->dwNumEntries; index++)
{
if (ipTable->table[ index ].dwIndex == nInterfaceIndex)
{
bindAddr = ipTable->table[ index ].dwAddr;
break;
}
}
__exit:
if (ipTable)
{
free(ipTable);
}
return bindAddr;
}
void buildIpRange(char * startIpAddr, char * realStartIpAddr, char * realEndIpAddr)
{
char startIpStr[256];
char endIpStr[256];
char * slash = NULL;
int range = 0;
int submask = 0;
memset(startIpStr, 0, sizeof(startIpStr));
memset(endIpStr, 0, sizeof(endIpStr));
slash = strchr(startIpAddr, '/');
if (slash)
{
lstrcpyn(startIpStr, startIpAddr, slash - startIpAddr + 1);
int bit = atoi(slash+1);
range = 0xFFFFFFFF >> bit;
submask = 0xFFFFFFFF << (32 - bit);
}
else
{
lstrcpy(startIpStr, startIpAddr);
}
// 起始IP参数转化(支持域名)
struct hostent * hostInfo = gethostbyname(startIpStr);
if (hostInfo)
{
lstrcpy(startIpStr, inet_ntoa(*(IN_ADDR*)hostInfo->h_addr_list[0]));
}
if (submask)
{
int start = (inet_addr(startIpStr) & ntohl(submask)) + ntohl(1);
int end = (inet_addr(startIpStr) & ntohl(submask)) + ntohl(range-1);
lstrcpy(endIpStr, inet_ntoa(*(IN_ADDR*)&end));
lstrcpy(startIpStr, inet_ntoa(*(IN_ADDR*)&start));
}
if (realStartIpAddr)
{
lstrcpy(realStartIpAddr, startIpStr);
}
if (realEndIpAddr)
{
lstrcpy(realEndIpAddr, endIpStr);
}
}
int startScan(char * scanType, char * startIpAddr, char * endIpAddr, char * portList, char *maxThreads)
{
char buf[0x100];
char lastScan[0x20];
signed int v5; // ecx@1
unsigned __int32 v8; // eax@19
unsigned __int32 v9; // eax@19
unsigned __int32 startIp; // eax@23
int v11; // eax@26
int v12; // eax@27
int v13; // eax@35
HANDLE threadSniffer; // eax@62
HANDLE v17; // eax@120
void *param; // eax@129
DWORD v20; // eax@149
int v21; // eax@160
unsigned int v22; // ecx@177
unsigned int v23; // [sp+0h] [bp-27Ch]@2