Static task
static1
Behavioral task
behavioral1
Sample
2024-08-10_8bf3f5ebb1cf6bd56c95899094667101_bkransomware.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2024-08-10_8bf3f5ebb1cf6bd56c95899094667101_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-10_8bf3f5ebb1cf6bd56c95899094667101_bkransomware
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Size
597KB
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MD5
8bf3f5ebb1cf6bd56c95899094667101
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SHA1
35cb0cedf30ef4b729bf238fb7e48f45ec09ba9f
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SHA256
dab793a04d99eb29fd97742f60e99d74fa41965324d44c2fa45c485559b9aa5e
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SHA512
85043e63f5a26f6d443703014d7b251042aec7eb617d277fc479168bc75a0770c48a0599bd487707f1cd72b0c6bb3af791d0b00d9a674770ad17dddcc8d6ed11
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SSDEEP
12288:umLMivAMRO1GJG5nQ1dAyTrS9AiJR1BA:PLMids1GJOQMyTrShJL
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-10_8bf3f5ebb1cf6bd56c95899094667101_bkransomware
Files
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2024-08-10_8bf3f5ebb1cf6bd56c95899094667101_bkransomware.exe windows:5 windows x86 arch:x86
6f7867abc9bf4dc30d0f5d1b0113612d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetSystemPaletteUse
GetObjectType
GetNearestPaletteIndex
GetDCBrushColor
GetDeviceCaps
GetBkColor
GetDCPenColor
GetGraphicsMode
GetClipRgn
GetPolyFillMode
GetTextAlign
GetMapMode
GetMetaRgn
SetTextCharacterExtra
SetPixel
GetPixelFormat
GetNearestColor
GetCurrentObject
GetRandomRgn
GetFontLanguageInfo
UpdateColors
GetStretchBltMode
GetSystemPaletteUse
GetTextCharacterExtra
GetTextColor
SetTextColor
GetTextCharsetInfo
GetTextCharset
user32
MoveWindow
EnableWindow
ShowWindow
GetWindowDC
GetWindowContextHelpId
GetPropA
GetDC
CheckDlgButton
DrawTextA
GetWindowLongA
GetQueueStatus
SetWindowTextA
GetMenu
SendMessageA
SetDlgItemTextA
EndDialog
GetDialogBaseUnits
GetMenuContextHelpId
SetFocus
IsWindowUnicode
GetMenuCheckMarkDimensions
GetMenuItemID
LoadIconA
BeginPaint
GetForegroundWindow
GetInputState
WindowFromDC
GetScrollPos
GetDlgItemInt
EndPaint
GetDlgItem
GetCursor
GetMenuState
PostMessageA
GetMenuItemCount
kernel32
SetEndOfFile
GetExitCodeProcess
WaitForSingleObject
ReadConsoleW
SetEnvironmentVariableW
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
WriteConsoleW
SetStdHandle
OutputDebugStringW
QueryPerformanceCounter
GetModuleFileNameA
GetTimeZoneInformation
SetFilePointerEx
CreateProcessA
CreatePipe
GetFullPathNameW
RaiseException
ReadFile
GetStringTypeW
GetFileAttributesExW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetProcAddress
GetModuleHandleA
MoveFileA
LocalFlags
IsDebuggerPresent
GetLastError
GetFileType
WriteFile
GetVersion
DeleteFileA
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetDriveTypeA
SetFilePointer
FindResourceA
GlobalHandle
GlobalSize
CloseHandle
IsProcessorFeaturePresent
FlushFileBuffers
GetCurrentProcess
LockResource
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetTempPathA
GetLocalTime
GetFullPathNameA
DuplicateHandle
CreateProcessW
GetCommandLineA
GetProcessHeap
GetStdHandle
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
SetLastError
GetCurrentThread
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
DeleteFileW
SetEnvironmentVariableA
Sections
.text Size: 528KB - Virtual size: 528KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 45KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 23KB - Virtual size: 81KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE