2024-05-24_e22fffbf5c95a40682bc86fdabd3dd50_bkransomware

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General

Target

2024-05-24_e22fffbf5c95a40682bc86fdabd3dd50_bkransomware
Size

14.9MB
MD5

e22fffbf5c95a40682bc86fdabd3dd50
SHA1

b66bb2c543e0dcdc4efba5003c72aa85c7a01cc4
SHA256

c51a821834cdd62cfa9fd98c4062383ba9bfefb288c55472a5f26a471be5000b
SHA512

7f281f85831027e2be047e55223b17d1ed6fa33ce579caae8b66a486455cc025376c765e00413e53964078fe8ad5291314e728ab268cac8f9517c265fecdc84e
SSDEEP

393216:5MqEATvr5m2iWWy1rO7w83KauQngaRW4SPMFX:yqEAT9mhLy1rN86auQnf/SP

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-24_e22fffbf5c95a40682bc86fdabd3dd50_bkransomware

Files

2024-05-24_e22fffbf5c95a40682bc86fdabd3dd50_bkransomware
.exe windows:5 windows x86 arch:x86

60f98a38555a788f87833518a79970a3

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

Imports

kernel32

QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
CreateSemaphoreW
IsValidCodePage
GetOEMCP
GetCPInfo
CreateDirectoryW
GetConsoleCP
GetConsoleMode
SetFilePointerEx
ReadConsoleW
GetStringTypeW
GetTimeZoneInformation
OutputDebugStringW
IsValidLocale
EnumSystemLocalesW
WriteConsoleW
SetEnvironmentVariableA
GetStartupInfoW
UnregisterWaitEx
QueryDepthSList
InterlockedFlushSList
InterlockedPushEntrySList
InterlockedPopEntrySList
InitializeSListHead
ReleaseSemaphore
VirtualFree
FreeLibraryAndExitThread
GetThreadTimes
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
GetThreadPriority
SwitchToThread
SignalObjectAndWait
WaitForSingleObjectEx
CreateTimerQueue
GetStdHandle
GetFileType
GetSystemTimeAsFileTime
SetStdHandle
VirtualQuery
VirtualAlloc
HeapQueryInformation
ExitThread
CreateThread
RtlUnwind
IsProcessorFeaturePresent
IsDebuggerPresent
AreFileApisANSI
GetModuleHandleExW
ExitProcess
GetUserDefaultLCID
FindResourceExW
GetWindowsDirectoryW
SearchPathW
GetProfileIntW
VirtualProtect
GetTempPathW
GetTempFileNameW
GetFileTime
GetFileSizeEx
GetFileAttributesExW
FileTimeToLocalFileTime
SetErrorMode
FileTimeToSystemTime
lstrcmpiW
DuplicateHandle
WriteFile
UnlockFile
SetFilePointer
SetEndOfFile
LockFile
GetVolumeInformationW
GetFullPathNameW
FlushFileBuffers
FindFirstFileW
FindClose
GlobalGetAtomNameW
GetFileSize
GetFileAttributesW
CreateFileW
VerifyVersionInfoW
VerSetConditionMask
GetThreadLocale
GlobalFlags
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
GetCurrentDirectoryW
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
CopyFileW
FormatMessageW
MulDiv
LocalFree
GlobalSize
GlobalUnlock
ResumeThread
SetThreadPriority
CreateEventW
SetEvent
GlobalFindAtomW
GlobalAddAtomW
GetSystemDirectoryW
EncodePointer
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
LoadLibraryW
LoadLibraryA
GetProcAddress
GetModuleHandleA
SetLastError
OutputDebugStringA
lstrcpyW
GlobalFree
FreeResource
lstrcmpW
lstrcmpA
GlobalDeleteAtom
GlobalLock
GlobalAlloc
LoadLibraryExW
FreeLibrary
GetCurrentThreadId
GetCurrentThread
ReadFile
CreateProcessW
CreatePipe
GetLocalTime
DecodePointer
HeapSize
RaiseException
InitializeCriticalSectionAndSpinCount
GetProcessHeap
HeapFree
HeapAlloc
HeapReAlloc
DeleteCriticalSection
GetDriveTypeW
GetDiskFreeSpaceA
WaitForSingleObject
TerminateProcess
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
OpenProcess
QueryDosDeviceW
GetLogicalDriveStringsW
GetModuleFileNameW
GetCurrentProcessId
GetEnvironmentVariableW
GetFileAttributesA
WideCharToMultiByte
LCMapStringW
MultiByteToWideChar
GetACP
GetVersionExW
GetSystemInfo
GetCommandLineW
GetLastError
GetModuleHandleW
DeleteFileW
GetTickCount
CloseHandle
GetCurrentProcess
FindResourceW
LoadResource
LockResource
SizeofResource
Sleep
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection

user32

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

gdi32

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

msimg32

TransparentBlt
AlphaBlend

winspool.drv

ClosePrinter
DocumentPropertiesW
OpenPrinterW

advapi32

RegSetValueExW
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
OpenProcessToken
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
GetTokenInformation

shell32

Shell_NotifyIconW
CommandLineToArgvW
ShellExecuteExW
ShellExecuteW
DragFinish
DragQueryFileW
SHGetFileInfoW
SHAppBarMessage
SHGetDesktopFolder
SHBrowseForFolderW
SHGetMalloc
SHGetPathFromIDListW
SHGetSpecialFolderLocation

comctl32

InitCommonControlsEx

shlwapi

PathIsUNCW
PathStripToRootW
PathRemoveFileSpecW
StrFormatKBSizeW
PathFindFileNameW
PathFindExtensionW

uxtheme

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

ole32

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

oleaut32

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

oledlg

OleUIBusyW

gdiplus

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

ws2_32

WSAAsyncSelect
WSAIoctl
inet_ntoa
gethostbyname
send
inet_addr
WSACleanup
connect
recv
accept
closesocket
listen
bind
htons
WSAStartup
setsockopt
WSAGetLastError
socket

psapi

GetProcessImageFileNameW

oleacc

LresultFromObject
AccessibleObjectFromWindow
CreateStdAccessibleObject

imm32

ImmGetContext
ImmGetOpenStatus
ImmReleaseContext

winmm

PlaySoundW

Sections

.text
Size: 1.8MB - Virtual size: 1.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 394KB - Virtual size: 393KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 33KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12.6MB - Virtual size: 12.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 138KB - Virtual size: 138KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

60f98a38555a788f87833518a79970a3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

gdiplus

ws2_32

psapi

oleacc

imm32

winmm

Sections

.text Size: 1.8MB - Virtual size: 1.8MB

.rdata Size: 394KB - Virtual size: 393KB

.data Size: 33KB - Virtual size: 73KB

.rsrc Size: 12.6MB - Virtual size: 12.6MB

.reloc Size: 138KB - Virtual size: 138KB

.text
Size: 1.8MB - Virtual size: 1.8MB

.rdata
Size: 394KB - Virtual size: 393KB

.data
Size: 33KB - Virtual size: 73KB

.rsrc
Size: 12.6MB - Virtual size: 12.6MB

.reloc
Size: 138KB - Virtual size: 138KB