f4b36f5bc82f0ce89f72091b86c783191c24e57259ff1f6b298deac456cee0a8

Sharing

Copy URL Twitter E-mail

General

Target

f4b36f5bc82f0ce89f72091b86c783191c24e57259ff1f6b298deac456cee0a8
Size

474KB
MD5

4733a53effb9ed81173e75bd1a60abb8
SHA1

a0a1f4d758157649c3832ee2d96dad54dbac918f
SHA256

f4b36f5bc82f0ce89f72091b86c783191c24e57259ff1f6b298deac456cee0a8
SHA512

ddda37c4a3da815149d3b9ca9c520b95cef34399080ad00b9411b0c0418b52130f3066db3e580f59ea9d76e12ff9cac4d3d7c647d23770a857826789f6032d85
SSDEEP

12288:KyDSN7GYpEBn5dsi64mDys9axh57zPtL2yzu9:cN1gn7NmP9or7zP9zS9

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/BFV.dll
unpack001/Demo.exe

Files

f4b36f5bc82f0ce89f72091b86c783191c24e57259ff1f6b298deac456cee0a8
.zip
BFV.dll
.dll windows x64

865587ca36a240ddd995e50368e84ac8

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

Sleep
FreeConsole
CreateThread
AllocConsole
QueryPerformanceCounter
VirtualQuery
HeapFree
GetCurrentProcess
GetCurrentThreadId
HeapReAlloc
CloseHandle
HeapAlloc
GetCurrentProcessId
FreeLibraryAndExitThread
WriteProcessMemory
VirtualAllocEx
ReadProcessMemory
VirtualFreeEx
WriteConsoleW
SetEndOfFile
HeapSize
GetStringTypeW
SetStdHandle
CreateFileW
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
WideCharToMultiByte
MultiByteToWideChar
GetCommandLineW
GetCommandLineA
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
GetProcAddress
GetModuleHandleA
GetModuleHandleW
VirtualProtect
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwindEx
RtlPcToFileHeader
RaiseException
InterlockedFlushSList
GetLastError
SetLastError
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ReadFile
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
LCMapStringW
GetStdHandle
GetFileType
SetFilePointerEx
GetConsoleMode
ReadConsoleW
FlushFileBuffers
WriteFile
GetConsoleOutputCP
GetFileSizeEx
FindClose
FindFirstFileExW
FindNextFileW

user32

GetAsyncKeyState

Sections

.text
Size: 96KB - Virtual size: 96KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 61KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Demo.exe
.exe windows x86

91d5a1ef8cddcbb8d8b8c2ec581d3c5e

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

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

user32

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

gdi32

GetTextMetricsA
ExtTextOutA
TextOutA
RectVisible
PtVisible
GetViewportExtEx
Escape
ExtSelectClipRgn
SetBkColor
CreateRectRgnIndirect
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
CombineRgn
CreateRectRgn
FillRgn
CreateSolidBrush
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetTextColor
SetROP2
SetPolyFillMode
SetBkMode
RestoreDC
SaveDC
GetStockObject
CreateFontIndirectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
LineTo
MoveToEx
ExcludeClipRect
GetClipBox
ScaleWindowExtEx
SetWindowExtEx
SetWindowOrgEx

winmm

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

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegSetValueExA
RegCloseKey
RegOpenKeyExA
RegQueryValueA
RegCreateKeyExA

shell32

ShellExecuteA
Shell_NotifyIconA

ole32

CLSIDFromString
OleUninitialize
OleInitialize

oleaut32

UnRegisterTypeLi
RegisterTypeLi
LoadTypeLi

comctl32

ImageList_Destroy
ord17

ws2_32

inet_ntoa
WSACleanup
ntohl
accept
getpeername
recv
ioctlsocket
recvfrom
closesocket
WSAAsyncSelect

comdlg32

ChooseColorA
GetOpenFileNameA
GetSaveFileNameA
GetFileTitleA

Sections

.text
Size: 592KB - Virtual size: 589KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 80KB - Virtual size: 78KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 96KB - Virtual size: 247KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 24KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

865587ca36a240ddd995e50368e84ac8

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

Sections

.text Size: 96KB - Virtual size: 96KB

.rdata Size: 61KB - Virtual size: 61KB

.data Size: 4KB - Virtual size: 8KB

.pdata Size: 6KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 148B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 2KB - Virtual size: 1KB

91d5a1ef8cddcbb8d8b8c2ec581d3c5e

Headers

File Characteristics

Imports

kernel32

user32

gdi32

winmm

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

ws2_32

comdlg32

Sections

.text Size: 592KB - Virtual size: 589KB

.rdata Size: 80KB - Virtual size: 78KB

.data Size: 96KB - Virtual size: 247KB

.rsrc Size: 24KB - Virtual size: 22KB

.text
Size: 96KB - Virtual size: 96KB

.rdata
Size: 61KB - Virtual size: 61KB

.data
Size: 4KB - Virtual size: 8KB

.pdata
Size: 6KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 148B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 2KB - Virtual size: 1KB

.text
Size: 592KB - Virtual size: 589KB

.rdata
Size: 80KB - Virtual size: 78KB

.data
Size: 96KB - Virtual size: 247KB

.rsrc
Size: 24KB - Virtual size: 22KB