2024-08-08_145aac3360cddb9cdeafef0fb8ed51a7_bkransomware_floxif

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General

Target

2024-08-08_145aac3360cddb9cdeafef0fb8ed51a7_bkransomware_floxif
Size

3.5MB
MD5

145aac3360cddb9cdeafef0fb8ed51a7
SHA1

360c2401ef0afc307517138a2c05f9ba6c6d7a07
SHA256

cd4a0e95b2e172c7dc478d3a2a916cb49f5f119b2e943d4f38d87b3b00880f45
SHA512

d341b9c2567e50abdba4ac10fbde07c6b776ddd99773a11834c32c7d7dab1c54c9b6394af3cc555409d51e39853a986d9dc07357ef548879b0991f4bca725ad1
SSDEEP

98304:j8xsG1EyDbG6EyKNBrG745yRCRIFLOAkGkzdnEVomFHKnPt:YU9845yR3FLOyomFHKnPt

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-08_145aac3360cddb9cdeafef0fb8ed51a7_bkransomware_floxif

Files

2024-08-08_145aac3360cddb9cdeafef0fb8ed51a7_bkransomware_floxif
.exe windows:5 windows x86 arch:x86

fd1db9d7c9178e3517a61fd7f1d88f21

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

E:\SW_Reader\WIN_AP\DriverUtility\PkgUtility\RtCRU\Win32\Release\RtCRU32.pdb

Imports

setupapi

SetupDiGetDevicePropertyW
SetupDiRemoveDevice
SetupDiGetClassDevsW
SetupDiDestroyDeviceInfoList
SetupDiEnumDeviceInfo
SetupGetStringFieldW
SetupFindNextLine
SetupFindFirstLineW
SetupCloseInfFile
SetupOpenInfFileW
SetupGetInfFileListW

newdev

UpdateDriverForPlugAndPlayDevicesW

kernel32

GetStdHandle
GetStartupInfoW
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetConsoleCP
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetTimeZoneInformation
GetStringTypeW
OutputDebugStringW
LCMapStringW
WriteConsoleW
GetDriveTypeW
SetEnvironmentVariableA
GetSystemTimeAsFileTime
VirtualQuery
GetFileSize
CloseHandle
GetSystemTime
GetModuleFileNameW
CreateFileW
LockResource
FreeLibrary
GetProcAddress
LocalAlloc
LocalFree
VirtualAlloc
LoadResource
SizeofResource
GetSystemInfo
lstrlenW
LoadLibraryW
CreateProcessW
GetCommandLineW
GetEnvironmentVariableW
FindResourceW
GetWindowsDirectoryW
SetFileAttributesW
DeleteFileW
GetVersionExW
DecodePointer
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
RaiseException
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetLastError
GlobalAlloc
GlobalSize
GlobalLock
GetModuleHandleExW
ExitProcess
ExitThread
CreateThread
GetFileType
SetStdHandle
IsProcessorFeaturePresent
IsDebuggerPresent
RtlUnwind
FindResourceExW
SearchPathW
GetProfileIntW
GlobalUnlock
GlobalFree
MulDiv
GetLastError
HeapQueryInformation
FormatMessageW
CopyFileW
MultiByteToWideChar
Sleep
VirtualProtect
GetTempPathW
GetTempFileNameW
GetTickCount
SetErrorMode
VerifyVersionInfoW
VerSetConditionMask
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
GetCurrentDirectoryW
GlobalFlags
GlobalGetAtomNameW
LocalReAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSection
GetFileTime
GetFileSizeEx
GetFileAttributesExW
GetFileAttributesW
GetThreadLocale
lstrcmpiW
GetCurrentProcess
DuplicateHandle
WriteFile
UnlockFile
SetFilePointer
SetEndOfFile
ReadFile
LockFile
GetVolumeInformationW
GetFullPathNameW
FlushFileBuffers
GlobalFindAtomW
GetSystemDirectoryW
EncodePointer
FileTimeToSystemTime
FindNextFileW
FindFirstFileW
FindClose
FileTimeToLocalFileTime
lstrcpyW
LoadLibraryA
GetCurrentProcessId
GlobalAddAtomW
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
lstrcmpW
lstrcmpA
GlobalDeleteAtom
LoadLibraryExW
GetCurrentThread
ResumeThread
SetThreadPriority
GetCurrentThreadId
WaitForSingleObject
GetModuleHandleW
GetModuleHandleA
FreeResource
OutputDebugStringA
WideCharToMultiByte

user32

CreateMenu
DestroyCursor
GetWindowRgn
RegisterClipboardFormatW
ReuseDDElParam
UnpackDDElParam
InsertMenuItemW
TranslateAcceleratorW
LoadAcceleratorsW
GetUpdateRect
UpdateLayeredWindow
SetClassLongW
DestroyAcceleratorTable
ModifyMenuW
IsMenu
SetMenuDefaultItem
GetMenuDefaultItem
CopyIcon
GetIconInfo
GetDoubleClickTime
EnableScrollBar
LockWindowUpdate
CreatePopupMenu
BringWindowToTop
UnionRect
SetCursorPos
NotifyWinEvent
LoadMenuW
GetAsyncKeyState
IsZoomed
TrackMouseEvent
LoadImageW
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
MonitorFromPoint
SetParent
EnumDisplayMonitors
SetRectEmpty
SetLayeredWindowAttributes
MessageBeep
GetNextDlgGroupItem
SetRect
InvalidateRgn
CopyAcceleratorTableW
CharNextW
WindowFromPoint
ReleaseCapture
SetCapture
WaitMessage
DestroyIcon
KillTimer
SetTimer
DeleteMenu
CopyImage
SendDlgItemMessageA
RealChildWindowFromPoint
IntersectRect
LoadCursorW
CharUpperW
InvalidateRect
IsDialogMessageW
SetWindowTextW
CheckDlgButton
MoveWindow
ShowWindow
GetMonitorInfoW
MonitorFromWindow
WinHelpW
GetScrollInfo
SetScrollInfo
InvertRect
GetClassNameW
GetClassLongW
SetWindowLongW
EqualRect
AdjustWindowRectEx
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
SetForegroundWindow
GetForegroundWindow
UpdateWindow
TrackPopupMenu
SetMenu
GetMenu
GetCapture
SetFocus
GetDlgCtrlID
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
GetWindowPlacement
IsChild
CreateWindowExW
GetClassInfoExW
GetClassInfoW
RegisterClassW
CallWindowProcW
DefWindowProcW
GetMessageTime
GetMessagePos
SystemParametersInfoW
CopyRect
GetMenuItemInfoW
DestroyMenu
UnhookWindowsHookEx
PtInRect
DrawIconEx
IsRectEmpty
OffsetRect
InflateRect
DrawFocusRect
GetSysColorBrush
MapWindowPoints
GetWindowRect
RedrawWindow
SetWindowRgn
DrawStateW
DrawFrameControl
DrawEdge
RegisterWindowMessageW
MapDialogRect
GetWindow
SetWindowContextHelpId
SetWindowPos
GetLastActivePopup
GetWindowThreadProcessId
SetCursor
ShowOwnedPopups
PostQuitMessage
CallNextHookEx
SetWindowsHookExW
GetCursorPos
ValidateRect
GetKeyState
IsWindowVisible
PeekMessageW
DispatchMessageW
TranslateMessage
GetMessageW
GetDesktopWindow
GetWindowLongW
SetActiveWindow
IsWindowEnabled
GetActiveWindow
GetNextDlgTabItem
HideCaret
GetComboBoxInfo
TranslateMDISysAccel
DefMDIChildProcW
DefFrameProcW
DrawMenuBar
MapVirtualKeyExW
IsCharLowerW
PostThreadMessageW
IsClipboardFormatAvailable
FrameRect
CharUpperBuffW
GetDlgItem
EndDialog
SubtractRect
GetKeyNameTextW
CreateAcceleratorTableW
MapVirtualKeyW
GetKeyboardState
GetKeyboardLayout
GetTopWindow
ToUnicodeEx
CreateDialogIndirectParamW
DestroyWindow
IsWindow
LoadBitmapW
GetParent
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
GetFocus
FillRect
GetSysColor
ScreenToClient
ClientToScreen
EndPaint
BeginPaint
ReleaseDC
GetWindowDC
GetDC
TabbedTextOutW
GrayStringW
DrawTextExW
DrawTextW
RemoveMenu
InsertMenuW
GetMenuItemCount
GetMenuItemID
GetSubMenu
GetMenuState
GetMenuStringW
UnregisterClassW
LoadIconW
MessageBoxW
GetClientRect
DrawIcon
AppendMenuW
GetSystemMenu
GetSystemMetrics
EnableWindow
IsIconic
PostMessageW
SendMessageW

gdi32

GetObjectType
GetPixel
GetStockObject
GetViewportExtEx
GetWindowExtEx
IntersectClipRect
LineTo
PtVisible
RectVisible
RestoreDC
SaveDC
SelectClipRgn
ExtSelectClipRgn
SelectObject
SelectPalette
SetBkColor
SetBkMode
SetMapMode
SetLayout
GetLayout
SetPolyFillMode
SetROP2
SetTextColor
SetTextAlign
GetObjectW
MoveToEx
TextOutW
ExtTextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
CreateSolidBrush
OffsetViewportOrgEx
OffsetWindowOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
CombineRgn
CreateEllipticRgn
CreateRectRgnIndirect
Ellipse
GetTextColor
GetTextExtentPoint32W
PatBlt
CreatePolygonRgn
Polygon
Polyline
GetTextMetricsW
CreateFontIndirectW
GetMapMode
SetRectRgn
DPtoLP
GetRgnBox
CreateCompatibleBitmap
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
RealizePalette
SetPixel
StretchBlt
CreateDIBSection
SetDIBColorTable
CreateRoundRectRgn
Rectangle
OffsetRgn
RoundRect
CreatePalette
GetPaletteEntries
GetNearestPaletteIndex
GetSystemPaletteEntries
EnumFontFamiliesExW
ExtFloodFill
SetPaletteEntries
FillRgn
FrameRgn
GetBoundsRect
PtInRegion
GetViewportOrgEx
LPtoDP
GetWindowOrgEx
SetPixelV
GetTextFaceW
GetClipBox
ExcludeClipRect
Escape
CreateRectRgn
CreatePatternBrush
CreatePen
CreateHatchBrush
CreateCompatibleDC
CreateBitmap
BitBlt
GetDeviceCaps
CreateDCW
CopyMetaFileW
GetBkColor
DeleteDC
DeleteObject

msimg32

TransparentBlt
AlphaBlend

winspool.drv

DocumentPropertiesW
OpenPrinterW
ClosePrinter

advapi32

RegCreateKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegDeleteValueW
RegCloseKey
RegSetValueExW
RegQueryValueExW
RegOpenKeyExW
RegEnumKeyExW
RegDeleteKeyW

shell32

DragQueryFileW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHBrowseForFolderW
SHGetDesktopFolder
SHGetFileInfoW
DragFinish
SHGetMalloc
ShellExecuteW
SHAppBarMessage

comctl32

InitCommonControlsEx

shlwapi

PathFindFileNameW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW
PathFindExtensionW
PathRemoveFileSpecW

uxtheme

GetWindowTheme
GetThemeSysColor
IsThemeBackgroundPartiallyTransparent
GetThemePartSize
DrawThemeParentBackground
OpenThemeData
DrawThemeText
IsAppThemed
GetCurrentThemeName
GetThemeColor
DrawThemeBackground
CloseThemeData

ole32

OleInitialize
CoFreeUnusedLibraries
CoInitializeEx
CreateStreamOnHGlobal
CreateILockBytesOnHGlobal
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CoGetClassObject
CoDisconnectObject
CLSIDFromProgID
CLSIDFromString
CoInitialize
OleUninitialize
CoCreateGuid
CoUninitialize
ReleaseStgMedium
OleDuplicateData
CoTaskMemFree
CoTaskMemAlloc
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CoRegisterMessageFilter
CoRevokeClassObject
OleLockRunning
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
OleGetClipboard
DoDragDrop
OleIsCurrentClipboard
OleFlushClipboard
CoCreateInstance

oleaut32

OleCreateFontIndirect
VarBstrFromDate
VariantCopy
SafeArrayDestroy
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
LoadTypeLi
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen
SysAllocString
SysFreeString

oledlg

OleUIBusyW

gdiplus

GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImagePalette
GdipBitmapUnlockBits
GdipGetImageHeight
GdipGetImageWidth
GdipGetImageGraphicsContext
GdipDisposeImage
GdipCloneImage
GdipFree
GdipAlloc
GdiplusShutdown
GdipDeleteGraphics
GdipDrawImageI
GdipCreateBitmapFromHBITMAP
GdipCreateFromHDC
GdipSetInterpolationMode
GdipDrawImageRectI
GdipCreateBitmapFromScan0
GdiplusStartup
GdipBitmapLockBits
GdipGetImagePixelFormat

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

imm32

ImmReleaseContext
ImmGetContext
ImmGetOpenStatus

winmm

PlaySoundW

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 328KB - Virtual size: 328KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 119KB - Virtual size: 688KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

fd1db9d7c9178e3517a61fd7f1d88f21

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

setupapi

newdev

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

gdiplus

oleacc

imm32

winmm

Sections

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

.rdata Size: 328KB - Virtual size: 328KB

.data Size: 26KB - Virtual size: 56KB

.rsrc Size: 1.6MB - Virtual size: 1.6MB

.reloc Size: 119KB - Virtual size: 688KB

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

.rdata
Size: 328KB - Virtual size: 328KB

.data
Size: 26KB - Virtual size: 56KB

.rsrc
Size: 1.6MB - Virtual size: 1.6MB

.reloc
Size: 119KB - Virtual size: 688KB