YAK619009[.]exe

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General

Target

YAK619009.exe
Size

1.2MB
MD5

dbd0969d008e6db85759f531efe2cf34
SHA1

ff47b96ae1a7c1243b4a16ace06e3a41e67fa031
SHA256

91c7ffd82c5a300a24f5767be8270e6a29467f50db3ac21c80bcba93ce127327
SHA512

6ebf333185263bfcd886b6619f9c22ec7a5093fa3f9d3c1b5a522daec8000d0bd6c19c04ff06010e24725761896554fc903fdecc9322a5cc2d9abd9f051c2147
SSDEEP

24576:ddDc3+XfJBHW4gHgSLCEYbrzaExNg9vdXg:dAUNgRdXg

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
YAK619009.exe

Files

YAK619009.exe
.exe windows:4 windows x86

59eab0f115b3ea37d90660e2b73461ab

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
VariantInit
SysFreeString
SafeArrayPtrOfIndex
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayCreate
VariantChangeType
VariantCopyInd
VariantCopy
VariantClear
VariantInit

advapi32

RegQueryValueExA
RegOpenKeyExA
RegCloseKey
RegQueryValueExA
RegOpenKeyExA
RegFlushKey
RegCloseKey
OpenProcessToken
LookupPrivilegeValueW
AdjustTokenPrivileges

user32

GetKeyboardType
DestroyWindow
LoadStringA
MessageBoxA
CharNextA
CreateWindowExA
WindowFromPoint
WaitMessage
UpdateWindow
UnregisterClassA
UnhookWindowsHookEx
TranslateMessage
TranslateMDISysAccel
TrackPopupMenu
SystemParametersInfoA
ShowWindow
ShowScrollBar
ShowOwnedPopups
ShowCaret
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
NotifyWinEvent
MessageBoxA
MessageBeep
MapWindowPoints
MapVirtualKeyA
LockWindowUpdate
LoadStringA
LoadKeyboardLayoutA
LoadIconA
LoadCursorA
LoadBitmapA
KillTimer
IsZoomed
IsWindowVisible
IsWindowUnicode
IsWindowEnabled
IsWindow
IsRectEmpty
IsIconic
IsDialogMessageW
IsDialogMessageA
IsChild
InvalidateRect
IntersectRect
InsertMenuItemA
InsertMenuA
InflateRect
HideCaret
GetWindowThreadProcessId
GetWindowTextA
GetWindowRect
GetWindowPlacement
GetWindowLongW
GetWindowLongA
GetWindowDC
GetTopWindow
GetSystemMetrics
GetSystemMenu
GetSysColorBrush
GetSysColor
GetSubMenu
GetScrollRange
GetScrollPos
GetScrollInfo
GetPropA
GetParent
GetWindow
GetMessagePos
GetMenuStringA
GetMenuState
GetMenuItemInfoA
GetMenuItemID
GetMenuItemCount
GetMenu
GetLastActivePopup
GetKeyboardState
GetKeyboardLayoutNameA
GetKeyboardLayoutList
GetKeyboardLayout
GetKeyState
GetKeyNameTextA
GetIconInfo
GetForegroundWindow
GetFocus
GetDesktopWindow
GetDCEx
GetDC
GetCursorPos
GetCursor
GetClipboardData
GetClientRect
GetClassNameA
GetClassLongA
GetClassInfoA
GetCapture
GetActiveWindow
FrameRect
FindWindowA
FillRect
EqualRect
EnumWindows
EnumThreadWindows
EnumChildWindows
EndPaint
EnableWindow
EnableScrollBar
EnableMenuItem
EmptyClipboard
DrawTextA
DrawStateA
DrawMenuBar
DrawIconEx
DrawIcon
DrawFrameControl
DrawEdge
DispatchMessageW
DispatchMessageA
DestroyWindow
DestroyMenu
DestroyIcon
DestroyCursor
DeleteMenu
DefWindowProcA
DefMDIChildProcA
DefFrameProcA
CreatePopupMenu
CreateMenu
CreateIcon
CloseClipboard
ClientToScreen
ChildWindowFromPoint
CheckMenuItem
CallWindowProcA
CallNextHookEx
BeginPaint
CharNextA
CharLowerBuffA
CharLowerA
CharUpperBuffA
CharToOemA
AdjustWindowRectEx
ActivateKeyboardLayout

kernel32

GetACP
Sleep
VirtualFree
VirtualAlloc
GetTickCount
QueryPerformanceCounter
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
lstrcpyA
lstrcmpA
WriteFile
WaitForSingleObject
VirtualQuery
VirtualAlloc
SizeofResource
SetThreadLocale
SetFilePointer
SetEvent
SetErrorMode
SetEndOfFile
ResetEvent
ReadFile
OpenProcess
MultiByteToWideChar
MulDiv
LockResource
LoadResource
LoadLibraryA
LeaveCriticalSection
InitializeCriticalSection
GlobalUnlock
GlobalLock
GlobalFree
GlobalFindAtomA
GlobalDeleteAtom
GlobalAlloc
GlobalAddAtomA
GetVersionExA
GetVersion
GetTickCount
GetThreadLocale
GetStdHandle
GetProcAddress
GetModuleHandleW
GetModuleHandleA
GetModuleFileNameA
GetLocaleInfoA
GetLocalTime
GetLastError
GetFullPathNameA
GetFileAttributesA
GetDiskFreeSpaceA
GetDateFormatA
GetCurrentThreadId
GetCurrentProcessId
GetCurrentProcess
GetComputerNameA
GetCPInfo
FreeResource
InterlockedExchange
FreeLibrary
FormatMessageA
FindResourceA
EnumCalendarInfoA
EnterCriticalSection
DuplicateHandle
DeleteFileA
DeleteCriticalSection
CreateThread
CreateFileA
CreateEventA
CompareStringA
CloseHandle
Sleep

gdi32

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

version

VerQueryValueA
GetFileVersionInfoSizeA
GetFileVersionInfoA

ole32

CoTaskMemFree
CoTaskMemAlloc
ProgIDFromCLSID
StringFromCLSID
CoCreateInstance
CoUninitialize
CoInitialize
IsEqualGUID

comctl32

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

oleacc

LresultFromObject

winmm

sndPlaySoundA

ntdll

NtFlushInstructionCache
NtProtectVirtualMemory

url

AddMIMEFileTypesPS

Sections

.text
Size: 566KB - Virtual size: 565KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 536KB - Virtual size: 536KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 13KB

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: 64B

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: 40KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 62KB - Virtual size: 62KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

59eab0f115b3ea37d90660e2b73461ab

Headers

File Characteristics

Imports

oleaut32

advapi32

user32

kernel32

gdi32

version

ole32

comctl32

oleacc

winmm

ntdll

url

Sections

.text Size: 566KB - Virtual size: 565KB

.itext Size: 10KB - Virtual size: 9KB

.data Size: 536KB - Virtual size: 536KB

.bss Size: - Virtual size: 13KB

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

.tls Size: - Virtual size: 64B

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

.reloc Size: 40KB - Virtual size: 40KB

.rsrc Size: 62KB - Virtual size: 62KB

.text
Size: 566KB - Virtual size: 565KB

.itext
Size: 10KB - Virtual size: 9KB

.data
Size: 536KB - Virtual size: 536KB

.bss
Size: - Virtual size: 13KB

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

.tls
Size: - Virtual size: 64B

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

.reloc
Size: 40KB - Virtual size: 40KB

.rsrc
Size: 62KB - Virtual size: 62KB