2024-10-03_4f18accde9ef57d1855d6dbb6ecedde1_bkransomware

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General

Target

2024-10-03_4f18accde9ef57d1855d6dbb6ecedde1_bkransomware
Size

6.7MB
MD5

4f18accde9ef57d1855d6dbb6ecedde1
SHA1

813e738fba8772d04e7229066b95cbdc6f9887ee
SHA256

536ab4c6813ed2ffbf2470714d2947b3512d7dd72d285d40e4df3463a1e3fe11
SHA512

451a4b5d1b874245abb99dff36657fddcdc528f2b14d3946168553e4fc8fbe83847dd131e942b265c67575d1452018202c0a86e5b74dc96dd0ae97d9b4aa707d
SSDEEP

196608:ebeOQ3bahpOvuldXvbVeifsMA4w8Ti24Im5GXmI:EAiYGrfbVei0MAxyi24/5G

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-10-03_4f18accde9ef57d1855d6dbb6ecedde1_bkransomware

Files

2024-10-03_4f18accde9ef57d1855d6dbb6ecedde1_bkransomware
.exe windows:6 windows x86 arch:x86

a33521d8ef713fefc296909b13dc54c2

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

FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCurrentProcessId
QueryPerformanceCounter
WriteFile
GetModuleFileNameW
GetFileType
GetStdHandle
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
GetProcessHeap
HeapAlloc
HeapSize
WideCharToMultiByte
MultiByteToWideChar
GetModuleHandleExW
ExitProcess
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetThreadPriority
SetThreadPriority
SwitchToThread
SignalObjectAndWait
WaitForSingleObjectEx
SetEvent
CreateTimerQueue
HeapFree
LoadLibraryExW
CreateThread
CreateSemaphoreW
GetProcAddress
GetModuleHandleW
GetTickCount
GetStartupInfoW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
TerminateProcess
CreateEventW
InitializeCriticalSectionAndSpinCount
SetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsProcessorFeaturePresent
RtlUnwind
OutputDebugStringW
GetThreadTimes
FreeLibrary
FreeLibraryAndExitThread
GetModuleHandleA
VirtualFree
VirtualProtect
ReleaseSemaphore
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
LCMapStringW
GetStringTypeW
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
SetStdHandle
WriteConsoleW
EnumResourceNamesW
ResumeThread
SuspendThread
DeleteFileW
WinExec
EnumResourceTypesW
DeviceIoControl
RemoveDirectoryW
LockResource
GetExitCodeThread
GetDiskFreeSpaceW
GetCPInfoExW
GetPrivateProfileIntW
ExitThread
FileTimeToSystemTime
GetFileAttributesW
GetExitCodeProcess
GetVersionExW
Sleep
LoadLibraryW
GetSystemDirectoryW
GetUserDefaultLCID
VerSetConditionMask
LoadResource
FindResourceW
SetErrorMode
SetFilePointer
FileTimeToLocalFileTime
GetSystemDefaultUILanguage
GetWindowsDirectoryW
IsDebuggerPresent
VirtualAlloc
GetThreadLocale
SetThreadLocale
WritePrivateProfileStringW
lstrcpynW
HeapCreate
GetUserDefaultLangID
VirtualQueryEx
GetPrivateProfileStringW
GetLogicalDrives
CreateDirectoryW
EnumCalendarInfoW
GetLogicalProcessorInformation
RaiseException
GetCommandLineW
HeapReAlloc
GetLastError
DecodePointer
EncodePointer
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentThread
GetCurrentProcess
CloseHandle
DuplicateHandle
WaitForSingleObject
CreateFileW

user32

ShowOwnedPopups
SetCursor
GetMessageA
SetTimer
HideCaret
GetWindowRect
CharUpperBuffW
GetMessageW
PostQuitMessage
SendDlgItemMessageA
CharNextW
SetKeyboardState
MsgWaitForMultipleObjects
DeleteMenu
GetParent
AttachThreadInput
RemovePropA
MessageBeep
SetParent
SetFocus
GetWindowTextLengthA
ModifyMenuW
ShowCaret
BeginPaint
GetQueueStatus
SetDlgItemInt
GetMenu
GetWindowPlacement
SetPropA
GetScrollInfo
MessageBoxA
UnionRect
ReleaseDC
SetClassLongA
CharUpperW
EndDialog
SetWindowsHookExA
LoadIconA
EnumChildWindows
ShowWindow
SetMenu
CreatePopupMenu
GetMenuItemCount
CreateCaret
PostMessageA
RemoveMenu
FlashWindow
GetKeyboardType
CreateWindowExW
CheckRadioButton
SetCaretPos
SetWindowTextA
SendMessageW
UpdateWindow
LoadCursorA
SetDlgItemTextA
SetScrollInfo
ValidateRect
GetMonitorInfoW
CheckMenuItem
TranslateMDISysAccel
GetMessageTime
RegisterClassA
TrackPopupMenu
EndPaint
GetDlgItemInt
MapDialogRect
IsIconic
GetSubMenu
CharLowerBuffW
SetScrollRange
WaitMessage
GetDC
GetCapture
SetRect
LoadMenuW
UnregisterClassA
GetDlgItem
SetWindowLongW
SendDlgItemMessageW
GetDesktopWindow
GetSysColor
GetSysColorBrush
IsWindow
InsertMenuW
GetSystemMetrics
GetDlgCtrlID
GetDlgItemTextA
CheckDlgButton

gdi32

MoveToEx
BitBlt
GetTextExtentPoint32W
LineTo
SetTextColor
GetCharacterPlacementW
CreateFontIndirectW
CreateFontA
ExcludeClipRect
GdiFlush
SetPixel
CreatePalette
CreateBitmap
CreatePenIndirect
CreateRectRgnIndirect
SetMapMode
CreateCompatibleBitmap
Rectangle
CreateBrushIndirect
RealizePalette
SelectPalette
SetPaletteEntries
GetCharWidth32A
GetSystemPaletteEntries
Polyline
CreatePen
RoundRect
ExtTextOutA
RestoreDC
CreateSolidBrush
TextOutA
MaskBlt
CreateRectRgn
ExtCreatePen
EndPage
TranslateCharsetInfo
DeleteDC
GetDeviceCaps
CreateFontIndirectA
GetDIBits
SetDIBColorTable
CopyEnhMetaFileA
CreateHalftonePalette
DeleteObject
SelectObject
SaveDC
GetObjectType
GetTextExtentPointA
RectVisible
IntersectClipRect
GetPixel
GetStockObject
UpdateColors
GetCharABCWidthsFloatA

comdlg32

GetSaveFileNameW
GetOpenFileNameW

advapi32

RegUnLoadKeyW
RegSetValueExW
RegLoadKeyW
RegEnumKeyExW
ControlService
GetLengthSid
GetUserNameA
AllocateAndInitializeSid
QueryServiceStatus
RegQueryInfoKeyW
ChangeServiceConfigW
RegConnectRegistryW
StartServiceW
RegGetKeySecurity
EqualSid
OpenServiceW

shell32

ShellExecuteW
SHGetFileInfoW
ShellExecuteExW
Shell_NotifyIconW
CommandLineToArgvW
ExtractIconExW

oleaut32

SysFreeString
SysAllocStringLen
VariantInit
SafeArrayCreate
VariantChangeType

Sections

.text
Size: 707KB - Virtual size: 707KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 6.0MB - Virtual size: 6.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.DxFKs
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a33521d8ef713fefc296909b13dc54c2

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

comdlg32

advapi32

shell32

oleaut32

Sections

.text Size: 707KB - Virtual size: 707KB

.data Size: 6.0MB - Virtual size: 6.0MB

.idata Size: 8KB - Virtual size: 8KB

.DxFKs Size: 4KB - Virtual size: 3KB

.reloc Size: 14KB - Virtual size: 13KB

.text
Size: 707KB - Virtual size: 707KB

.data
Size: 6.0MB - Virtual size: 6.0MB

.idata
Size: 8KB - Virtual size: 8KB

.DxFKs
Size: 4KB - Virtual size: 3KB

.reloc
Size: 14KB - Virtual size: 13KB