348 lines
15 KiB
C
348 lines
15 KiB
C
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#ifndef FILE_MANAGER_H
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#define FILE_MANAGER_H
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#include "loader.h"
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#include "registry_manager.h"
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class CipherRC5;
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typedef struct _FILE_BASIC_INFORMATION {
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LARGE_INTEGER CreationTime;
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LARGE_INTEGER LastAccessTime;
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LARGE_INTEGER LastWriteTime;
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LARGE_INTEGER ChangeTime;
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ULONG FileAttributes;
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} FILE_BASIC_INFORMATION, *PFILE_BASIC_INFORMATION;
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typedef enum _SECTION_INFORMATION_CLASS {
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SectionBasicInformation,
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SectionImageInformation,
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SectionRelocationInformation
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} SECTION_INFORMATION_CLASS, *PSECTION_INFORMATION_CLASS;
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typedef struct _SECTION_BASIC_INFORMATION {
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ULONG BaseAddress;
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ULONG Attributes;
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LARGE_INTEGER Size;
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} SECTION_BASIC_INFORMATION, *PSECTION_BASIC_INFORMATION;
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typedef struct _SECTION_IMAGE_INFORMATION {
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PVOID EntryPoint;
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ULONG StackZeroBits;
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ULONG StackReserved;
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ULONG StackCommit;
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ULONG ImageSubsystem;
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WORD SubSystemVersionLow;
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WORD SubSystemVersionHigh;
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ULONG Unknown1;
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ULONG ImageCharacteristics;
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ULONG ImageMachineType;
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ULONG Unknown2[3];
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} SECTION_IMAGE_INFORMATION, *PSECTION_IMAGE_INFORMATION;
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#define STATUS_SUCCESS ((NTSTATUS)0x00000000L)
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#define STATUS_BUFFER_TOO_SMALL ((NTSTATUS)0xC0000023L)
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#define STATUS_INVALID_IMAGE_FORMAT ((NTSTATUS)0xC000007BL)
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#define STATUS_INVALID_PAGE_PROTECTION ((NTSTATUS)0xC0000045L)
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#define STATUS_ACCESS_DENIED ((NTSTATUS)0xC0000022L)
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#define STATUS_NOT_IMPLEMENTED ((NTSTATUS)0xC0000002L)
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#define STATUS_INFO_LENGTH_MISMATCH ((NTSTATUS)0xC0000004L)
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#define STATUS_BUFFER_OVERFLOW ((NTSTATUS)0x80000005L)
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#define STATUS_OBJECT_NAME_NOT_FOUND ((NTSTATUS)0xC0000034L)
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#define STATUS_NO_MORE_ENTRIES ((NTSTATUS)0x8000001AL)
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#ifndef STATUS_INVALID_PARAMETER
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#define STATUS_INVALID_PARAMETER ((NTSTATUS)0xC000000DL)
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#endif
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#define STATUS_INVALID_DEVICE_REQUEST ((NTSTATUS)0xC0000010L)
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#define STATUS_INVALID_FILE_FOR_SECTION ((NTSTATUS)0xC0000020L)
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#define OBJ_HANDLE_TAGBITS 0x00000003L
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#define EXHANDLE(x) ((HANDLE)((ULONG_PTR)(x) &~ OBJ_HANDLE_TAGBITS))
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#define FILE_SUPERSEDE 0x00000000
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#define FILE_OPEN 0x00000001
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#define FILE_CREATE 0x00000002
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#define FILE_OPEN_IF 0x00000003
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#define FILE_OVERWRITE 0x00000004
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#define FILE_OVERWRITE_IF 0x00000005
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#define FILE_MAXIMUM_DISPOSITION 0x00000005
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#define FILE_SUPERSEDED 0x00000000
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#define FILE_OPENED 0x00000001
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#define FILE_CREATED 0x00000002
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#define FILE_OVERWRITTEN 0x00000003
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#define FILE_EXISTS 0x00000004
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#define FILE_DOES_NOT_EXIST 0x00000005
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#define FILE_USE_FILE_POINTER_POSITION 0xfffffffe
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#define IMAGE_FILE_MACHINE_I486 0x14D
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#define IMAGE_FILE_MACHINE_I586 0x14E
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#define FileBothDirectoryInformation (FILE_INFORMATION_CLASS)0x03
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#define FileBasicInformation (FILE_INFORMATION_CLASS)0x04
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#define FileStandardInformation (FILE_INFORMATION_CLASS)0x05
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#define FileNameInformation (FILE_INFORMATION_CLASS)0x09
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#define FilePositionInformation (FILE_INFORMATION_CLASS)0x0e
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#define FileIdBothDirectoryInformation (FILE_INFORMATION_CLASS)0x25
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#define FileAllInformation (FILE_INFORMATION_CLASS)0x12
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typedef struct _FILE_POSITION_INFORMATION {
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LARGE_INTEGER CurrentByteOffset;
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} FILE_POSITION_INFORMATION, *PFILE_POSITION_INFORMATION;
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typedef struct _FILE_STANDARD_INFORMATION {
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LARGE_INTEGER AllocationSize;
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LARGE_INTEGER EndOfFile;
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ULONG NumberOfLinks;
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BOOLEAN DeletePending;
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BOOLEAN Directory;
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} FILE_STANDARD_INFORMATION, *PFILE_STANDARD_INFORMATION;
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typedef struct _FILE_NAME_INFORMATION {
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ULONG FileNameLength;
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WCHAR FileName[1];
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} FILE_NAME_INFORMATION, *PFILE_NAME_INFORMATION;
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typedef struct _FILE_INTERNAL_INFORMATION {
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LARGE_INTEGER IndexNumber;
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} FILE_INTERNAL_INFORMATION, *PFILE_INTERNAL_INFORMATION;
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typedef struct _FILE_EA_INFORMATION {
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ULONG EaSize;
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} FILE_EA_INFORMATION, *PFILE_EA_INFORMATION;
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typedef struct _FILE_ACCESS_INFORMATION {
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ACCESS_MASK AccessFlags;
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} FILE_ACCESS_INFORMATION, *PFILE_ACCESS_INFORMATION;
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typedef struct _FILE_MODE_INFORMATION {
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ULONG Mode;
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} FILE_MODE_INFORMATION, *PFILE_MODE_INFORMATION;
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typedef struct _FILE_ALIGNMENT_INFORMATION {
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ULONG AlignmentRequirement;
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} FILE_ALIGNMENT_INFORMATION, *PFILE_ALIGNMENT_INFORMATION;
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typedef struct _FILE_ALL_INFORMATION {
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FILE_BASIC_INFORMATION BasicInformation;
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FILE_STANDARD_INFORMATION StandardInformation;
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FILE_INTERNAL_INFORMATION InternalInformation;
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FILE_EA_INFORMATION EaInformation;
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FILE_ACCESS_INFORMATION AccessInformation;
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FILE_POSITION_INFORMATION PositionInformation;
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FILE_MODE_INFORMATION ModeInformation;
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FILE_ALIGNMENT_INFORMATION AlignmentInformation;
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FILE_NAME_INFORMATION NameInformation;
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} FILE_ALL_INFORMATION, *PFILE_ALL_INFORMATION;
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typedef struct _OBJECT_NAME_INFORMATION {
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UNICODE_STRING Name;
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} OBJECT_NAME_INFORMATION, *POBJECT_NAME_INFORMATION;
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typedef enum _FSINFOCLASS {
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FileFsVolumeInformation = 1,
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FileFsLabelInformation, // 2
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FileFsSizeInformation, // 3
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FileFsDeviceInformation, // 4
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FileFsAttributeInformation, // 5
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FileFsControlInformation, // 6
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FileFsFullSizeInformation, // 7
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FileFsObjectIdInformation, // 8
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FileFsDriverPathInformation, // 9
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FileFsVolumeFlagsInformation,// 10
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FileFsMaximumInformation
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} FS_INFORMATION_CLASS, *PFS_INFORMATION_CLASS;
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typedef struct _FILE_FS_DEVICE_INFORMATION {
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DEVICE_TYPE DeviceType;
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ULONG Characteristics;
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} FILE_FS_DEVICE_INFORMATION, *PFILE_FS_DEVICE_INFORMATION;
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typedef struct _FILE_FS_ATTRIBUTE_INFORMATION {
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ULONG FileSystemAttributes;
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LONG MaximumComponentNameLength;
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ULONG FileSystemNameLength;
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WCHAR FileSystemName[1];
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} FILE_FS_ATTRIBUTE_INFORMATION, *PFILE_FS_ATTRIBUTE_INFORMATION;
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typedef struct _FILE_FS_VOLUME_INFORMATION {
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LARGE_INTEGER VolumeCreationTime;
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ULONG VolumeSerialNumber;
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ULONG VolumeLabelLength;
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BOOLEAN SupportsObjects;
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WCHAR VolumeLabel[1];
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} FILE_FS_VOLUME_INFORMATION, *PFILE_FS_VOLUME_INFORMATION;
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typedef struct _FILE_BOTH_DIR_INFORMATION {
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ULONG NextEntryOffset;
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ULONG FileIndex;
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LARGE_INTEGER CreationTime;
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LARGE_INTEGER LastAccessTime;
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LARGE_INTEGER LastWriteTime;
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LARGE_INTEGER ChangeTime;
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LARGE_INTEGER EndOfFile;
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LARGE_INTEGER AllocationSize;
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ULONG FileAttributes;
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ULONG FileNameLength;
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ULONG EaSize;
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CCHAR ShortNameLength;
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WCHAR ShortName[12];
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WCHAR FileName[1];
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} FILE_BOTH_DIR_INFORMATION, *PFILE_BOTH_DIR_INFORMATION;
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typedef struct _FILE_ID_BOTH_DIR_INFORMATION {
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ULONG NextEntryOffset;
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ULONG FileIndex;
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LARGE_INTEGER CreationTime;
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LARGE_INTEGER LastAccessTime;
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LARGE_INTEGER LastWriteTime;
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LARGE_INTEGER ChangeTime;
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LARGE_INTEGER EndOfFile;
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LARGE_INTEGER AllocationSize;
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ULONG FileAttributes;
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ULONG FileNameLength;
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ULONG EaSize;
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CCHAR ShortNameLength;
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WCHAR ShortName[12];
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LARGE_INTEGER FileId;
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WCHAR FileName[1];
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} FILE_ID_BOTH_DIR_INFORMATION, *PFILE_ID_BOTH_DIR_INFORMATION;
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struct OBJECT_DIRECTORY {
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uint32_t NumberOfEntries;
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// OBJECT_ENTRY Entries[];
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};
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#define ObjectNameInformation (OBJECT_INFORMATION_CLASS)1
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struct OBJECT_ENTRY {
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uint32_t NameOffset;
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uint32_t OffsetToData;
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uint32_t Size;
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uint32_t Options;
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};
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class Path
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{
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public:
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Path(wchar_t *str)
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{
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const wchar_t *last = str;
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const wchar_t *cur = str;
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while (*cur) {
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if (*cur == '\\') {
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if (cur > last)
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list_.push_back(UnicodeString(last, cur - last));
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last = cur + 1;
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}
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cur++;
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}
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if (cur > last)
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list_.push_back(UnicodeString(last, cur - last));
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}
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UnicodeString Combine(wchar_t *str)
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{
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vector<const UnicodeString *> folder_list;
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for (size_t i = 0; i < list_.size(); i++) {
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folder_list.push_back(&list_[i]);
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}
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Path p(str);
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for (size_t i = 0; i < p.list_.size(); i++) {
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const UnicodeString &folder = p.list_[i];
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if (folder == L".")
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continue;
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if (folder == L"..")
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folder_list.pop_back();
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else
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folder_list.push_back(&folder);
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}
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UnicodeString res;
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for (size_t i = 0; i < folder_list.size(); i++) {
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if (i > 0)
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res.append(L"\\", 1);
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res.append(folder_list[i]->c_str());
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}
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return res;
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}
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private:
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vector<UnicodeString> list_;
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};
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class HookManager;
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class FileManager
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{
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public:
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FileManager(const uint8_t *data, HMODULE instance, const uint8_t *key, VirtualObjectList *objects);
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void HookAPIs(HookManager &hook_manager);
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void UnhookAPIs(HookManager &hook_manager);
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bool OpenFiles(RegistryManager ®istry_manager);
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NTSTATUS NtQueryAttributesFile(POBJECT_ATTRIBUTES ObjectAttributes, PFILE_BASIC_INFORMATION FileInformation);
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NTSTATUS NtCreateFile(PHANDLE FileHandle, ACCESS_MASK DesiredAccess, POBJECT_ATTRIBUTES ObjectAttributes, PIO_STATUS_BLOCK IoStatusBlock, PLARGE_INTEGER AllocationSize, ULONG FileAttributes, ULONG ShareAccess, ULONG CreateDisposition, ULONG CreateOptions, PVOID EaBuffer, ULONG EaLength);
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NTSTATUS NtOpenFile(PHANDLE FileHandle, ACCESS_MASK DesiredAccess, POBJECT_ATTRIBUTES ObjectAttributes, PIO_STATUS_BLOCK IoStatusBlock, ULONG ShareAccess, ULONG OpenOptions);
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NTSTATUS NtQueryInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation, ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
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NTSTATUS NtQueryVolumeInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FsInformation, ULONG Length, FS_INFORMATION_CLASS FsInformationClass);
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NTSTATUS NtSetInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation, ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
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NTSTATUS NtQueryDirectoryFile(HANDLE FileHandle, HANDLE Event, PIO_APC_ROUTINE ApcRoutine, PVOID ApcContext, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation, ULONG Length, FILE_INFORMATION_CLASS FileInformationClass, BOOLEAN ReturnSingleEntry, PUNICODE_STRING FileName, BOOLEAN RestartScan);
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NTSTATUS NtReadFile(HANDLE FileHandle, HANDLE Event, PIO_APC_ROUTINE ApcRoutine, PVOID ApcContext, PIO_STATUS_BLOCK IoStatusBlock, PVOID Buffer, ULONG Length, PLARGE_INTEGER ByteOffset, PULONG Key);
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NTSTATUS NtCreateSection(PHANDLE SectionHandle, ACCESS_MASK DesiredAccess, POBJECT_ATTRIBUTES ObjectAttributes, PLARGE_INTEGER MaximumSize, ULONG SectionPageProtection, ULONG AllocationAttributes, HANDLE FileHandle);
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NTSTATUS NtQuerySection(HANDLE SectionHandle, SECTION_INFORMATION_CLASS InformationClass, PVOID InformationBuffer, ULONG InformationBufferSize, PULONG ResultLength);
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NTSTATUS NtMapViewOfSection(HANDLE SectionHandle, HANDLE ProcessHandle, PVOID *BaseAddress, ULONG_PTR ZeroBits, SIZE_T CommitSize, PLARGE_INTEGER SectionOffset, PSIZE_T ViewSize, SECTION_INHERIT InheritDisposition, ULONG AllocationType, ULONG Win32Protect);
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NTSTATUS NtUnmapViewOfSection(HANDLE ProcessHandle, PVOID BaseAddress);
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NTSTATUS NtQueryVirtualMemory(HANDLE ProcessHandle, PVOID BaseAddress, MEMORY_INFORMATION_CLASS MemoryInformationClass, PVOID Buffer, ULONG Length, PULONG ResultLength);
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private:
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NTSTATUS TrueNtQueryAttributesFile(POBJECT_ATTRIBUTES ObjectAttributes, PFILE_BASIC_INFORMATION FileInformation);
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NTSTATUS TrueNtCreateFile(PHANDLE FileHandle, ACCESS_MASK DesiredAccess, POBJECT_ATTRIBUTES ObjectAttributes, PIO_STATUS_BLOCK IoStatusBlock, PLARGE_INTEGER AllocationSize, ULONG FileAttributes, ULONG ShareAccess, ULONG CreateDisposition, ULONG CreateOptions, PVOID EaBuffer, ULONG EaLength);
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NTSTATUS TrueNtOpenFile(PHANDLE FileHandle, ACCESS_MASK DesiredAccess, POBJECT_ATTRIBUTES ObjectAttributes, PIO_STATUS_BLOCK IoStatusBlock, ULONG ShareAccess, ULONG OpenOptions);
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NTSTATUS TrueNtQueryInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation, ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
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NTSTATUS TrueNtQueryVolumeInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FsInformation, ULONG Length, FS_INFORMATION_CLASS FsInformationClass);
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NTSTATUS TrueNtSetInformationFile(HANDLE FileHandle, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation, ULONG Length, FILE_INFORMATION_CLASS FileInformationClass);
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NTSTATUS TrueNtQueryDirectoryFile(HANDLE FileHandle, HANDLE Event, PIO_APC_ROUTINE ApcRoutine, PVOID ApcContext, PIO_STATUS_BLOCK IoStatusBlock, PVOID FileInformation, ULONG Length, FILE_INFORMATION_CLASS FileInformationClass, BOOLEAN ReturnSingleEntry, PUNICODE_STRING FileName, BOOLEAN RestartScan);
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NTSTATUS TrueNtReadFile(HANDLE FileHandle, HANDLE Event, PIO_APC_ROUTINE ApcRoutine, PVOID ApcContext, PIO_STATUS_BLOCK IoStatusBlock, PVOID Buffer, ULONG Length, PLARGE_INTEGER ByteOffset, PULONG Key);
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NTSTATUS TrueNtCreateSection(PHANDLE SectionHandle, ACCESS_MASK DesiredAccess, POBJECT_ATTRIBUTES ObjectAttributes, PLARGE_INTEGER MaximumSize, ULONG SectionPageProtection, ULONG AllocationAttributes, HANDLE FileHandle);
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NTSTATUS TrueNtQuerySection(HANDLE SectionHandle, SECTION_INFORMATION_CLASS InformationClass, PVOID InformationBuffer, ULONG InformationBufferSize, PULONG ResultLength);
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NTSTATUS TrueNtMapViewOfSection(HANDLE SectionHandle, HANDLE ProcessHandle, PVOID *BaseAddress, ULONG_PTR ZeroBits, SIZE_T CommitSize, PLARGE_INTEGER SectionOffset, PSIZE_T ViewSize, SECTION_INHERIT InheritDisposition, ULONG AllocationType, ULONG Win32Protect);
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NTSTATUS TrueNtUnmapViewOfSection(HANDLE ProcessHandle, PVOID BaseAddress);
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NTSTATUS TrueNtQueryVirtualMemory(HANDLE ProcessHandle, PVOID BaseAddress, MEMORY_INFORMATION_CLASS MemoryInformationClass, PVOID Buffer, ULONG Length, PULONG ResultLength);
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NTSTATUS TrueNtQueryObject(HANDLE Handle, OBJECT_INFORMATION_CLASS ObjectInformationClass, PVOID ObjectInformation, ULONG ObjectInformationLength, PULONG ReturnLength);
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OBJECT_DIRECTORY DecryptDirectory(const OBJECT_DIRECTORY *directory_enc) const;
|
||
|
|
OBJECT_ENTRY DecryptEntry(const OBJECT_ENTRY *entry_enc) const;
|
||
|
|
bool DecryptString(LPCWSTR str_enc, LPWSTR str, size_t max_size) const;
|
||
|
|
const OBJECT_ENTRY *FindEntry(HANDLE directory, PUNICODE_STRING object_name);
|
||
|
|
bool ReadFile(const OBJECT_ENTRY *entry, uint64_t offset, void *dst, size_t size) const;
|
||
|
|
NTSTATUS ReadImageHeader(const OBJECT_ENTRY *entry, IMAGE_NT_HEADERS *header) const;
|
||
|
|
NTSTATUS ReadImage(const OBJECT_ENTRY *entry, void *image_base) const;
|
||
|
|
|
||
|
|
HMODULE instance_;
|
||
|
|
uint32_t key_;
|
||
|
|
VirtualObjectList *objects_;
|
||
|
|
const uint8_t *data_;
|
||
|
|
void *nt_query_attributes_file_;
|
||
|
|
void *nt_create_file_;
|
||
|
|
void *nt_open_file_;
|
||
|
|
void *nt_read_file_;
|
||
|
|
void *nt_query_information_file_;
|
||
|
|
void *nt_query_volume_information_file_;
|
||
|
|
void *nt_set_information_file_;
|
||
|
|
void *nt_query_directory_file_;
|
||
|
|
void *nt_close_;
|
||
|
|
void *nt_create_section_;
|
||
|
|
void *nt_query_section_;
|
||
|
|
void *nt_map_view_of_section_;
|
||
|
|
void *nt_unmap_view_of_section_;
|
||
|
|
void *nt_query_virtual_memory_;
|
||
|
|
vector<UnicodeString> file_name_list_;
|
||
|
|
UnicodeString dos_root_;
|
||
|
|
UnicodeString nt_root_;
|
||
|
|
|
||
|
|
// no copy ctr or assignment op
|
||
|
|
FileManager(const FileManager &);
|
||
|
|
FileManager &operator =(const FileManager &);
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|