Preview[.]exe | Triage

Sharing

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General

Target

Preview.exe
Size

772KB
MD5

5c2fe7d4dde65810152054f3c93c1815
SHA1

2a19f3faa78a5072068f7902db19a248f11fa69b
SHA256

233d846feb73a38141bdf6c813c7476fa3f66dcd3548338607f3b7cb61cac730
SHA512

2c01ae918044829fc649f0775bf3ffdb417b1524b47cdabff0c06b6382b6578a742d9c1d036090d7ad1fc3a8b7d563d28c0cdb94de572bf883389825f73fd654
SSDEEP

24576:pvfBdvyjNf8cbMtMJjLKRfwaNSkxtkNkYzSYcj0oHyxdpVhNZFGv+56nBb/ExWyt:pBC4rTQnC1QaX4+I

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Preview.exe

Files

Preview.exe
.exe windows x86

b43848a7e0f915c70937ec3629173188

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Imports

oleaut32

SysFreeString
SysReAllocStringLen
SysAllocStringLen
GetErrorInfo
GetActiveObject
SysFreeString
SafeArrayPtrOfIndex
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayCreate
VariantChangeType
VariantCopy
VariantClear
VariantInit

advapi32

RegQueryValueExA
RegOpenKeyExA
RegCloseKey
RegQueryValueExA
RegOpenKeyExA
RegFlushKey
RegCloseKey

user32

GetKeyboardType
DestroyWindow
LoadStringA
MessageBoxA
CharNextA
CreateWindowExA
WindowFromPoint
WaitMessage
UpdateWindow
UnregisterClassA
UnhookWindowsHookEx
TranslateMessage
TranslateMDISysAccel
TrackPopupMenu
TabbedTextOutA
SystemParametersInfoA
ShowWindow
ShowScrollBar
ShowOwnedPopups
SetWindowsHookExA
SetWindowTextA
SetWindowPos
SetWindowPlacement
SetWindowLongW
SetWindowLongA
SetTimer
SetScrollRange
SetScrollPos
SetScrollInfo
SetRect
SetPropA
SetParent
SetMenuItemInfoA
SetMenu
SetForegroundWindow
SetFocus
SetCursor
SetClipboardData
SetClassLongA
SetCapture
SetActiveWindow
SendMessageW
SendMessageA
ScrollWindow
ScreenToClient
RemovePropA
RemoveMenu
ReleaseDC
ReleaseCapture
RegisterWindowMessageA
RegisterClipboardFormatA
RegisterClassA
RedrawWindow
PtInRect
PostQuitMessage
PostMessageA
PeekMessageW
PeekMessageA
OpenClipboard
OffsetRect
OemToCharA
MessageBoxA
MapWindowPoints
MapVirtualKeyA
LoadStringA
LoadKeyboardLayoutA
LoadIconA
LoadCursorA
LoadBitmapA
KillTimer
IsZoomed
IsWindowVisible
IsWindowUnicode
IsWindowEnabled
IsWindow
IsRectEmpty
IsIconic
IsDialogMessageW
IsDialogMessageA
IsChild
InvalidateRect
IntersectRect
InsertMenuItemA
InsertMenuA
InflateRect
GetWindowThreadProcessId
GetWindowTextA
GetWindowRect
GetWindowPlacement
GetWindowLongW
GetWindowLongA
GetWindowDC
GetUpdateRect
GetTopWindow
GetSystemMetrics
GetSystemMenu
GetSysColorBrush
GetSysColor
GetSubMenu
GetScrollRange
GetScrollPos
GetScrollInfo
GetPropA
GetParent
GetWindow
GetMessageTime
GetMessagePos
GetMenuStringA
GetMenuState
GetMenuItemInfoA
GetMenuItemID
GetMenuItemCount
GetMenu
GetLastActivePopup
GetKeyboardState
GetKeyboardLayoutNameA
GetKeyboardLayoutList
GetKeyboardLayout
GetKeyState
GetKeyNameTextA
GetIconInfo
GetForegroundWindow
GetFocus
GetDlgItemTextA
GetDlgItem
GetDesktopWindow
GetDCEx
GetDC
GetCursorPos
GetCursor
GetClipboardData
GetClientRect
GetClassLongA
GetClassInfoA
GetCapture
GetActiveWindow
FrameRect
FindWindowA
FillRect
EqualRect
EnumWindows
EnumThreadWindows
EnumClipboardFormats
EnumChildWindows
EndPaint
EndDialog
EnableWindow
EnableScrollBar
EnableMenuItem
EmptyClipboard
DrawTextA
DrawMenuBar
DrawIconEx
DrawIcon
DrawFrameControl
DrawEdge
DispatchMessageW
DispatchMessageA
DestroyWindow
DestroyMenu
DestroyIcon
DestroyCursor
DeleteMenu
DefWindowProcA
DefMDIChildProcA
DefFrameProcA
CreatePopupMenu
CreateMenu
CreateIcon
CloseClipboard
ClientToScreen
CheckMenuItem
CallWindowProcA
CallNextHookEx
BeginPaint
CharNextA
CharLowerBuffA
CharLowerA
CharToOemA
AdjustWindowRectEx
ActivateKeyboardLayout

kernel32

GetACP
Sleep
VirtualFree
VirtualAlloc
GetCurrentThreadId
InterlockedDecrement
InterlockedIncrement
VirtualQuery
WideCharToMultiByte
MultiByteToWideChar
lstrlenA
lstrcpynA
LoadLibraryExA
GetThreadLocale
GetStartupInfoA
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetCommandLineA
FreeLibrary
FindFirstFileA
FindClose
ExitProcess
CompareStringA
WriteFile
UnhandledExceptionFilter
RtlUnwind
RaiseException
GetStdHandle
TlsSetValue
TlsGetValue
LocalAlloc
GetModuleHandleA
lstrlenW
lstrcpyA
WriteFile
WaitForSingleObject
VirtualQuery
VirtualAlloc
SizeofResource
SetThreadLocale
SetFilePointer
SetEvent
SetErrorMode
SetEndOfFile
ResetEvent
ReadFile
MultiByteToWideChar
MulDiv
LockResource
LoadResource
LoadLibraryA
LeaveCriticalSection
InitializeCriticalSection
GlobalUnlock
GlobalSize
GlobalLock
GlobalFree
GlobalFindAtomA
GlobalDeleteAtom
GlobalAlloc
GlobalAddAtomA
GetVersionExA
GetVersion
GetUserDefaultLCID
GetTickCount
GetThreadLocale
GetStdHandle
GetProfileStringA
GetProcAddress
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLocalTime
GetLastError
GetFullPathNameA
GetFileAttributesA
GetDiskFreeSpaceA
GetDateFormatA
GetCurrentThreadId
GetCurrentProcessId
GetComputerNameA
GetCPInfo
FreeResource
InterlockedExchange
FreeLibrary
FormatMessageA
FindResourceA
EnumCalendarInfoA
EnterCriticalSection
DeleteFileA
DeleteCriticalSection
CreateThread
CreateFileA
CreateEventA
CompareStringA
CloseHandle
Sleep

gdi32

UnrealizeObject
StretchBlt
StartPage
StartDocA
SetWindowOrgEx
SetWinMetaFileBits
SetViewportOrgEx
SetTextColor
SetStretchBltMode
SetROP2
SetPixel
SetMapMode
SetEnhMetaFileBits
SetDIBColorTable
SetBrushOrgEx
SetBkMode
SetBkColor
SetAbortProc
SelectPalette
SelectObject
SaveDC
RestoreDC
Rectangle
RectVisible
RealizePalette
Polyline
PlayEnhMetaFile
PatBlt
MoveToEx
MaskBlt
LineTo
LPtoDP
IntersectClipRect
GetWindowOrgEx
GetWinMetaFileBits
GetTextMetricsA
GetTextExtentPoint32A
GetSystemPaletteEntries
GetStockObject
GetRgnBox
GetPixel
GetPaletteEntries
GetObjectA
GetEnhMetaFilePaletteEntries
GetEnhMetaFileHeader
GetEnhMetaFileDescriptionA
GetEnhMetaFileBits
GetDeviceCaps
GetDIBits
GetDIBColorTable
GetDCOrgEx
GetCurrentPositionEx
GetClipBox
GetBrushOrgEx
GetBitmapBits
GdiFlush
ExtTextOutA
ExcludeClipRect
EndPage
EndDoc
DeleteObject
DeleteEnhMetaFile
DeleteDC
CreateSolidBrush
CreatePenIndirect
CreatePalette
CreateICA
CreateHalftonePalette
CreateFontIndirectA
CreateEnhMetaFileA
CreateDIBitmap
CreateDIBSection
CreateDCA
CreateCompatibleDC
CreateCompatibleBitmap
CreateBrushIndirect
CreateBitmap
CopyEnhMetaFileA
CloseEnhMetaFile
BitBlt

version

VerQueryValueA
GetFileVersionInfoSizeA
GetFileVersionInfoA

ole32

CreateStreamOnHGlobal
IsAccelerator
OleDraw
OleSetMenuDescriptor
CoTaskMemFree
CLSIDFromProgID
ProgIDFromCLSID
StringFromCLSID
CoCreateInstance
CoGetClassObject
CoUninitialize
CoInitialize
IsEqualGUID

comctl32

_TrackMouseEvent
ImageList_SetIconSize
ImageList_GetIconSize
ImageList_Write
ImageList_Read
ImageList_DragShowNolock
ImageList_DragMove
ImageList_DragLeave
ImageList_DragEnter
ImageList_EndDrag
ImageList_BeginDrag
ImageList_Remove
ImageList_DrawEx
ImageList_Draw
ImageList_GetBkColor
ImageList_SetBkColor
ImageList_Add
ImageList_GetImageCount
ImageList_Destroy
ImageList_Create

shell32

ShellAboutA

winspool.drv

OpenPrinterA
EnumPrintersA
DocumentPropertiesA
ClosePrinter

Sections

.text
Size: 671KB - Virtual size: 670KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 16KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 52B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 36KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b43848a7e0f915c70937ec3629173188

Headers

File Characteristics

Imports

oleaut32

advapi32

user32

kernel32

gdi32

version

ole32

comctl32

shell32

winspool.drv

Sections

.text Size: 671KB - Virtual size: 670KB

.itext Size: 5KB - Virtual size: 5KB

.data Size: 14KB - Virtual size: 14KB

.bss Size: - Virtual size: 16KB

.idata Size: 11KB - Virtual size: 11KB

.tls Size: - Virtual size: 52B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 36KB - Virtual size: 36KB

.rsrc Size: 32KB - Virtual size: 32KB

.text
Size: 671KB - Virtual size: 670KB

.itext
Size: 5KB - Virtual size: 5KB

.data
Size: 14KB - Virtual size: 14KB

.bss
Size: - Virtual size: 16KB

.idata
Size: 11KB - Virtual size: 11KB

.tls
Size: - Virtual size: 52B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 36KB - Virtual size: 36KB

.rsrc
Size: 32KB - Virtual size: 32KB