2024-06-28_8c866336f353ee40691a95c18e1088b5_bkransomware_floxif

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General

Target

2024-06-28_8c866336f353ee40691a95c18e1088b5_bkransomware_floxif
Size

2.9MB
MD5

8c866336f353ee40691a95c18e1088b5
SHA1

ac1053caf20e42c9de44dd7695626130f163a9ff
SHA256

7b016f9a013dc8b035258636df38b097ddef13524d4fbac488225240c5c068fe
SHA512

8b1835ad591d1c600d67cd69e12be4fc39c6e38c9e8ab3994a8a574a606ef8d30b740bd9c45927117c6dc1e1f7c14166cf709e806f3c38c33a29037bd7e57723
SSDEEP

49152:zk7xcpob5JLtnrhON2bun5Mzga/mYm/OtTEsxheZYZdsgM:QxcG5JLtnoNfnW//mM1EsxheZcM

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-28_8c866336f353ee40691a95c18e1088b5_bkransomware_floxif

Files

2024-06-28_8c866336f353ee40691a95c18e1088b5_bkransomware_floxif
.exe windows:5 windows x86 arch:x86

21ddc5a4d2a5661a16eac835fa5d2df7

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\GitRepository\install\HOffice110\Setup_2020\Release\Setup.pdb

Imports

kernel32

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

user32

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

gdi32

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

msimg32

AlphaBlend
TransparentBlt

winspool.drv

ClosePrinter
OpenPrinterW
DocumentPropertiesW

advapi32

RegDeleteKeyW
RegQueryValueExW
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegCreateKeyExW
CheckTokenMembership
CreateWellKnownSid
GetTokenInformation
RegCloseKey
AdjustTokenPrivileges
LookupPrivilegeValueW
OpenProcessToken
RegOpenKeyW
RegDeleteValueW
RegCreateKeyW
RegSetValueExW
RegOpenKeyExW

shell32

SHGetDesktopFolder
ShellExecuteExW
ord680
DragQueryFileW
DragFinish
SHAppBarMessage
SHGetMalloc
ShellExecuteW
SHGetFileInfoW
SHGetFolderPathW
SHBrowseForFolderW
SHGetSpecialFolderLocation
SHGetPathFromIDListW

comctl32

ImageList_SetBkColor
ImageList_GetBkColor
ImageList_GetImageInfo

shlwapi

PathRemoveFileSpecW
PathFindExtensionW
PathFindFileNameW
PathIsUNCW
PathStripToRootW
PathFileExistsW
StrFormatKBSizeW

uxtheme

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

ole32

OleDuplicateData
CoTaskMemFree
CoTaskMemAlloc
ReleaseStgMedium
CoUninitialize
CoCreateGuid
CoCreateInstance
CoInitialize
CoDisconnectObject
CreateStreamOnHGlobal
DoDragDrop
OleGetClipboard
OleLockRunning
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CoInitializeEx

oleaut32

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

gdiplus

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

msi

ord92
ord32
ord159
ord160
ord118
ord7
ord70
ord78
ord150
ord8

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

imm32

ImmGetOpenStatus
ImmReleaseContext
ImmGetContext

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: 331KB - Virtual size: 330KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 24KB - Virtual size: 62KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

21ddc5a4d2a5661a16eac835fa5d2df7

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

gdiplus

msi

oleacc

imm32

winmm

Sections

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

.rdata Size: 331KB - Virtual size: 330KB

.data Size: 24KB - Virtual size: 62KB

.rsrc Size: 1.0MB - Virtual size: 1.0MB

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

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

.rdata
Size: 331KB - Virtual size: 330KB

.data
Size: 24KB - Virtual size: 62KB

.rsrc
Size: 1.0MB - Virtual size: 1.0MB

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