449ea471131890b9006824c206497ab1_JaffaCakes118

Sharing

Copy URL Twitter E-mail

General

Target

449ea471131890b9006824c206497ab1_JaffaCakes118
Size

2.7MB
MD5

449ea471131890b9006824c206497ab1
SHA1

d9fa73840e149c3df191b18594ff44d0b887ce8b
SHA256

9f41088caab09274f60680555a67f7a88fdb69ec962f2d4b5860e46d50352701
SHA512

745d3a99f3be9baa48a4d6a0f17397ce09b1cc7f4e349bf775cae7c02eb9c20a801899e51decea938027f0cb99cfe7ff7407232205ba9d4e9c0b9c18a6aeb245
SSDEEP

49152:eXxbbLHyORSpkBH4F/2xvCufIFis3zAOZbuNpNpr8W5etyhWgSiuFaLlbooh9e:ehbbzRSpkBYF/2x3IFisTCNh8W5SyhWd

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 3 IoCs

Detects file using ACProtect software.

resource	yara_rule
static1/unpack001/滻ļ汾1/Calculate.dll	acprotect
static1/unpack001/滻ļ汾1/DevIL.dll	acprotect
static1/unpack001/滻ļ汾2/DevIL.dll	acprotect

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
static1/unpack001/ж4060.exe	upx
static1/unpack001/滻ļ汾1/Calculate.dll	upx
static1/unpack001/滻ļ汾1/DevIL.dll	upx
static1/unpack001/滻ļ汾2/DevIL.dll	upx

Unsigned PE 5 IoCs

Checks for missing Authenticode signature.

resource
unpack001/ע汾/ж(ע).exe
unpack001/ж4060.exe
unpack001/滻ļ汾1/Calculate.dll
unpack001/滻ļ汾1/DevIL.dll
unpack001/滻ļ汾2/DevIL.dll

Files

449ea471131890b9006824c206497ab1_JaffaCakes118
.zip
˵(ʹñض).txt
ע汾/ж(ע).exe
.exe windows:4 windows x86 arch:x86

429f539d86f0aef997381ae522ea4ab4

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetLocalTime
GetSystemTime
GetTimeZoneInformation
RaiseException
RtlUnwind
GetStartupInfoA
GetOEMCP
GetCPInfo
GetProcessVersion
SetErrorMode
GlobalFlags
GetCurrentThread
TerminateProcess
GetFileTime
GetFileSize
TlsGetValue
LocalReAlloc
TlsSetValue
TlsFree
GlobalHandle
TlsAlloc
LocalAlloc
lstrcmpA
GetVersion
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
lstrcmpiA
GetThreadLocale
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
SetFilePointer
DuplicateHandle
lstrcpynA
SetLastError
FileTimeToLocalFileTime
FileTimeToSystemTime
FormatMessageA
LocalFree
InterlockedDecrement
InterlockedIncrement
HeapSize
GetACP
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetFileType
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
SetEnvironmentVariableA
LCMapStringA
LCMapStringW
VirtualAlloc
IsBadWritePtr
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
IsBadReadPtr
IsBadCodePtr
SetStdHandle
InterlockedExchange
Beep
LoadLibraryExA
WideCharToMultiByte
MultiByteToWideChar
GetCurrentProcess
GetWindowsDirectoryA
GetSystemDirectoryA
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
WriteFile
ReadFile
GetLastError
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
GetModuleFileNameA
GetCurrentThreadId
ExitProcess
GlobalSize
GlobalFree
DeleteCriticalSection
InitializeCriticalSection
lstrcatA
WinExec
lstrcpyA
FindNextFileA
GlobalReAlloc
HeapFree
HeapReAlloc
GetProcessHeap
HeapAlloc
GetFullPathNameA
FreeLibrary
LoadLibraryA
lstrlenA
GetVersionExA
WritePrivateProfileStringA
CreateThread
CreateEventA
Sleep
GlobalAlloc
GlobalLock
GlobalUnlock
GetTempPathA
FindFirstFileA
FindClose
GetFileAttributesA
DeleteFileA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
WaitForSingleObject
CloseHandle

user32

CreateIconIndirect
GetIconInfo
CopyIcon
LoadStringA
SetWindowTextA
UnhookWindowsHookEx
SetWindowsHookExA
CallNextHookEx
GetMenuItemCount
GetMenuItemID
GetMenuState
GetWindowTextA
GetClassNameA
GetForegroundWindow
SystemParametersInfoA
TranslateMessage
LoadIconA
DrawFrameControl
DrawEdge
DrawFocusRect
WindowFromPoint
GetMessageA
DispatchMessageA
SetRectEmpty
RegisterClipboardFormatA
CreateIconFromResourceEx
CreateIconFromResource
DrawIconEx
CreatePopupMenu
AppendMenuA
ModifyMenuA
CreateMenu
CreateAcceleratorTableA
GetDlgCtrlID
GetSubMenu
EnableMenuItem
ClientToScreen
EnumDisplaySettingsA
LoadImageA
ShowWindow
IsWindowEnabled
TranslateAcceleratorA
GetKeyState
CopyAcceleratorTableA
PostQuitMessage
IsZoomed
GetSystemMenu
DeleteMenu
GetClassInfoA
DefWindowProcA
GetMenu
SetMenu
PeekMessageA
IsIconic
SetFocus
GetActiveWindow
GetWindow
DestroyAcceleratorTable
SetWindowRgn
GetMessagePos
ScreenToClient
ChildWindowFromPointEx
CopyRect
LoadBitmapA
WinHelpA
KillTimer
SetTimer
ReleaseCapture
UnregisterClassA
SetCapture
GetScrollRange
SetScrollRange
SetScrollPos
InflateRect
SetRect
IntersectRect
DestroyIcon
PtInRect
OffsetRect
IsWindowVisible
EnableWindow
RedrawWindow
GetWindowLongA
SetWindowLongA
GetSysColor
SetActiveWindow
SetCursorPos
LoadCursorA
SetCursor
GetDC
FillRect
IsRectEmpty
ReleaseDC
IsChild
DestroyMenu
SetForegroundWindow
GetWindowRect
EqualRect
UpdateWindow
ValidateRect
InvalidateRect
GetClientRect
GetFocus
GetWindowTextLengthA
CharUpperA
GetWindowDC
BeginPaint
EndPaint
TabbedTextOutA
DrawTextA
GrayStringA
GetDlgItem
DestroyWindow
CreateDialogIndirectParamA
EndDialog
GetNextDlgTabItem
GetWindowPlacement
RegisterWindowMessageA
GetLastActivePopup
GetMessageTime
RemovePropA
CallWindowProcA
GetPropA
SetPropA
GetClassLongA
CreateWindowExA
RegisterClassA
GetScrollPos
AdjustWindowRectEx
MapWindowPoints
SendDlgItemMessageA
ScrollWindowEx
IsDialogMessageA
MoveWindow
CheckMenuItem
SetMenuItemBitmaps
GetMenuCheckMarkDimensions
GetDesktopWindow
CharNextA
SetWindowContextHelpId
MapDialogRect
GetSysColorBrush
GetNextDlgGroupItem
PostThreadMessageA
GetParent
GetTopWindow
PostMessageA
IsWindow
SetParent
DestroyCursor
SendMessageA
SetWindowPos
MessageBeep
MessageBoxA
GetCursorPos
GetSystemMetrics
EmptyClipboard
SetClipboardData
OpenClipboard
GetClipboardData
CloseClipboard
wsprintfA
GetCapture

gdi32

GetMapMode
Escape
ExtTextOutA
MoveToEx
LineTo
SetTextColor
GetTextMetricsA
OffsetRgn
FrameRgn
SetBkColor
CreateRectRgnIndirect
CreateDIBSection
SetStretchBltMode
GetClipRgn
CreatePolygonRgn
SelectClipRgn
DeleteObject
CreateDIBitmap
GetSystemPaletteEntries
CreatePalette
StretchBlt
SelectPalette
RealizePalette
GetDIBits
GetWindowExtEx
GetViewportOrgEx
GetWindowOrgEx
BeginPath
EndPath
PathToRegion
CreateEllipticRgn
CreateRoundRectRgn
GetTextColor
GetBkMode
GetBkColor
GetROP2
GetStretchBltMode
GetPolyFillMode
CreateCompatibleBitmap
CreateDCA
CreateBitmap
SelectObject
GetObjectA
CreatePen
PatBlt
FillRgn
CreateRectRgn
CombineRgn
CreateSolidBrush
GetStockObject
CreateFontIndirectA
EndPage
EndDoc
DeleteDC
StartDocA
ExcludeClipRect
GetClipBox
ScaleWindowExtEx
SetWindowExtEx
SetWindowOrgEx
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetROP2
SetPolyFillMode
SetBkMode
RestoreDC
SaveDC
StartPage
BitBlt
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
TextOutA
RectVisible
PtVisible
GetViewportExtEx
ExtSelectClipRgn

winmm

midiOutReset
waveOutUnprepareHeader
waveOutPrepareHeader
waveOutWrite
waveOutPause
waveOutReset
waveOutClose
waveOutGetNumDevs
midiStreamClose
waveOutOpen
midiOutUnprepareHeader
midiStreamOpen
midiStreamProperty
midiOutPrepareHeader
midiStreamOut
midiStreamStop
midiStreamRestart

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegCreateKeyExA
RegQueryValueA
RegSetValueExA
RegOpenKeyExA
RegCloseKey

shell32

ShellExecuteA
Shell_NotifyIconA
SHGetSpecialFolderPathA

ole32

CreateILockBytesOnHGlobal
CoFreeUnusedLibraries
CoRegisterMessageFilter
CoRevokeClassObject
OleFlushClipboard
OleIsCurrentClipboard
StgCreateDocfileOnILockBytes
CoTaskMemFree
CLSIDFromProgID
CLSIDFromString
OleInitialize
StgOpenStorageOnILockBytes
CoGetClassObject
CoTaskMemAlloc
OleUninitialize

oleaut32

SysStringLen
SysAllocStringLen
VariantCopy
VariantClear
VariantChangeType
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayGetDim
SafeArrayUnaccessData
SafeArrayAccessData
SysAllocString
SafeArrayCreate
UnRegisterTypeLi
RegisterTypeLi
LoadTypeLi
OleCreateFontIndirect
SysFreeString
SafeArrayGetElemsize
SysAllocStringByteLen
VariantTimeToSystemTime

comctl32

ImageList_GetImageInfo
ImageList_GetImageCount
ord17
ImageList_Destroy
ImageList_Read
ImageList_Duplicate
ImageList_GetIcon

oledlg

ord8

ws2_32

closesocket
WSAAsyncSelect
recvfrom
ioctlsocket
recv
WSACleanup
getpeername
accept
inet_ntoa

comdlg32

GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA
ChooseColorA

Sections

.text
Size: 592KB - Virtual size: 588KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 456KB - Virtual size: 454KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 72KB - Virtual size: 218KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 60KB - Virtual size: 58KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
下载说明.htm
.html .js polyglot
ж4060.exe
.exe windows:4 windows x86 arch:x86

d85e97d1b549ba6f26b7db0525e5bf91

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

msvfw32

DrawDibDraw

avifil32

AVIStreamInfoA

winmm

waveOutClose

ws2_32

closesocket

kernel32

GetStringTypeW
GetModuleHandleA
LoadLibraryA
VirtualAlloc
GetModuleFileNameA
ExitProcess

user32

UnregisterClassA
MessageBoxA

gdi32

Escape

winspool.drv

DocumentPropertiesA

comdlg32

GetSaveFileNameA

advapi32

RegQueryValueA

shell32

SHGetSpecialFolderPathA

ole32

StgCreateDocfileOnILockBytes

oleaut32

VariantClear

comctl32

ImageList_GetImageCount

oledlg

ord8

Sections

.text
Size: - Virtual size: 803KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: - Virtual size: 740KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 386KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 40KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.UPX0
Size: - Virtual size: 458KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.UPX1
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 4KB - Virtual size: 224B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
滻ļ汾1/Calculate.dll
.dll windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Exports

Exports

��

Sections

UPX0
Size: - Virtual size: 580KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 245KB - Virtual size: 248KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 5KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
滻ļ汾1/DevIL.dll
.dll windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Exports

Exports

_icalloc@8
iBindImageTemp
iConvertImage
iConvertPal
iCopyPal
iGetFlipped
ialloc
ifree
ilActiveImage
ilActiveLayer
ilActiveMipmap
ilApplyPal
ilApplyProfile
ilBindImage
ilBlit
ilClearColour
ilClearImage
ilClearImage_
ilCloneCurImage
ilCloseImage
ilClosePal
ilCompressFunc
ilConvertBuffer
ilConvertImage
ilConvertPal
ilCopyImage
ilCopyImageAttr
ilCopyImage_
ilCopyPixels
ilCreateSubImage
ilDefaultImage
ilDeleteImages
ilDisable
ilEnable
ilFormatFunc
ilGenImages
ilGetAlpha
ilGetBoolean
ilGetBooleanv
ilGetBppFormat
ilGetBppPal
ilGetBppType
ilGetClear
ilGetCurImage
ilGetCurName
ilGetDXTCData
ilGetData
ilGetError
ilGetInteger
ilGetIntegerv
ilGetLumpPos
ilGetPalBaseType
ilGetPalette
ilGetString
ilGetTypeBpc
ilHint
ilInit
ilIsDisabled
ilIsEnabled
ilIsImage
ilIsValid
ilIsValidF
ilIsValidL
ilIsValidPal
ilKeyColour
ilLoad
ilLoadData
ilLoadDataF
ilLoadDataL
ilLoadF
ilLoadFromJpegStruct
ilLoadImage
ilLoadL
ilLoadPal
ilNewImage
ilNextPower2
ilOriginFunc
ilOverlayImage
ilPopAttrib
ilPushAttrib
ilRegisterFormat
ilRegisterLoad
ilRegisterMipNum
ilRegisterNumImages
ilRegisterOrigin
ilRegisterPal
ilRegisterSave
ilRegisterType
ilRemoveLoad
ilRemoveSave
ilReplaceCurImage
ilResetMemory
ilResetRead
ilResetWrite
ilResizeImage
ilSave
ilSaveData
ilSaveF
ilSaveFromJpegStruct
ilSaveImage
ilSaveL
ilSavePal
ilSetCurImage
ilSetData
ilSetDuration
ilSetError
ilSetInteger
ilSetMemory
ilSetPal
ilSetPixels
ilSetRead
ilSetString
ilSetWrite
ilShutDown
ilTexImage
ilTexImage_
ilTexSubImage_
ilTypeFromExt
ilTypeFunc

Sections

UPX0
Size: - Virtual size: 1.2MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 242KB - Virtual size: 244KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
滻ļ汾1/˵.txt
滻ļ汾2/DevIL.dll
.dll windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Exports

Exports

ilInit
ilShutDown

Sections

UPX0
Size: - Virtual size: 580KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 245KB - Virtual size: 248KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 5KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
滻ļ汾2/˵.txt

Sharing

General

Malware Config

Signatures

Files

429f539d86f0aef997381ae522ea4ab4

Headers

File Characteristics

Imports

kernel32

user32

gdi32

winmm

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

oledlg

ws2_32

comdlg32

Sections

.text Size: 592KB - Virtual size: 588KB

.rdata Size: 456KB - Virtual size: 454KB

.data Size: 72KB - Virtual size: 218KB

.rsrc Size: 60KB - Virtual size: 58KB

d85e97d1b549ba6f26b7db0525e5bf91

Headers

File Characteristics

Imports

msvfw32

avifil32

winmm

ws2_32

kernel32

user32

gdi32

winspool.drv

comdlg32

advapi32

shell32

ole32

oleaut32

comctl32

oledlg

Sections

.text Size: - Virtual size: 803KB

.rdata Size: - Virtual size: 740KB

.data Size: - Virtual size: 386KB

.rsrc Size: 40KB - Virtual size: 59KB

.UPX0 Size: - Virtual size: 458KB

.UPX1 Size: 1.3MB - Virtual size: 1.3MB

.reloc Size: 4KB - Virtual size: 224B

Headers

File Characteristics

Exports

Exports

Sections

UPX0 Size: - Virtual size: 580KB

UPX1 Size: 245KB - Virtual size: 248KB

.rsrc Size: 5KB - Virtual size: 8KB

Headers

File Characteristics

Exports

Exports

Sections

UPX0 Size: - Virtual size: 1.2MB

UPX1 Size: 242KB - Virtual size: 244KB

.rsrc Size: 6KB - Virtual size: 8KB

Headers

File Characteristics

Exports

Exports

Sections

UPX0 Size: - Virtual size: 580KB

UPX1 Size: 245KB - Virtual size: 248KB

.rsrc Size: 5KB - Virtual size: 8KB

.text
Size: 592KB - Virtual size: 588KB

.rdata
Size: 456KB - Virtual size: 454KB

.data
Size: 72KB - Virtual size: 218KB

.rsrc
Size: 60KB - Virtual size: 58KB

.text
Size: - Virtual size: 803KB

.rdata
Size: - Virtual size: 740KB

.data
Size: - Virtual size: 386KB

.rsrc
Size: 40KB - Virtual size: 59KB

.UPX0
Size: - Virtual size: 458KB

.UPX1
Size: 1.3MB - Virtual size: 1.3MB

.reloc
Size: 4KB - Virtual size: 224B

UPX0
Size: - Virtual size: 580KB

UPX1
Size: 245KB - Virtual size: 248KB

.rsrc
Size: 5KB - Virtual size: 8KB

UPX0
Size: - Virtual size: 1.2MB

UPX1
Size: 242KB - Virtual size: 244KB

.rsrc
Size: 6KB - Virtual size: 8KB

UPX0
Size: - Virtual size: 580KB

UPX1
Size: 245KB - Virtual size: 248KB

.rsrc
Size: 5KB - Virtual size: 8KB