Static task
static1
Behavioral task
behavioral1
Sample
2024-09-15_c1f10fa1cb7b71fceca9fe5fa8ad868b_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-15_c1f10fa1cb7b71fceca9fe5fa8ad868b_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-15_c1f10fa1cb7b71fceca9fe5fa8ad868b_bkransomware
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Size
603KB
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MD5
c1f10fa1cb7b71fceca9fe5fa8ad868b
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SHA1
6677ae81116f4f8cdda54d1316daf9cbaac4ef6b
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SHA256
3008d3a9f2ee131349ded5af07059582977f751ac7d7e4fd3206fa822a6234cb
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SHA512
6b015f8a30cfdf02afd3f9de7eda51e12cb6b0e7741c254b497923f08497bdeeef0538b631acd8d2858b487ea1fc3888a83d6f2c8354bc912b861c49f5fd817b
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SSDEEP
12288:qj1yEO8WYFz6r801kLkLPFOYE6ll6LoOFh+XpIU:qj8EOaNN0yUP46vwoch+Xp
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-15_c1f10fa1cb7b71fceca9fe5fa8ad868b_bkransomware
Files
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2024-09-15_c1f10fa1cb7b71fceca9fe5fa8ad868b_bkransomware.exe windows:5 windows x86 arch:x86
73e7f239fd6d2620f1007fe7e08b1d18
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
gdi32
GetBkColor
GetDCBrushColor
GetDCPenColor
GetClipRgn
GetMetaRgn
GetCurrentObject
GetDeviceCaps
GetNearestColor
GetNearestPaletteIndex
GetObjectType
GetPixelFormat
GetPolyFillMode
GetRandomRgn
GetStretchBltMode
GetSystemPaletteUse
GetTextAlign
GetTextColor
GetTextCharset
GetTextCharsetInfo
GetFontLanguageInfo
GetFontUnicodeRanges
SetPixel
SetSystemPaletteUse
SetTextCharacterExtra
SetTextColor
SetTextAlign
SetTextJustification
UpdateColors
user32
GetWindowLongA
SetWindowTextA
RemovePropA
GetPropA
GetScrollPos
EndPaint
BeginPaint
GetWindowDC
GetDC
WindowFromDC
GetForegroundWindow
DrawTextA
GetMenuCheckMarkDimensions
GetMenuItemCount
GetMenuItemID
GetMenuState
GetMenu
IsWindowEnabled
EnableWindow
GetQueueStatus
GetInputState
GetKeyboardType
SetFocus
GetDialogBaseUnits
CheckDlgButton
SetDlgItemTextA
GetDlgItemInt
GetDlgItem
EndDialog
MoveWindow
ShowWindow
PostMessageA
SendMessageA
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
WriteConsoleW
SetFilePointerEx
SetStdHandle
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetModuleFileNameA
GetFileType
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
DeleteFileA
FlushFileBuffers
GetFileTime
SetFilePointer
IsDebuggerPresent
GetLastError
QueryPerformanceCounter
GetProcessHeap
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
IsProcessorFeaturePresent
GetVersion
GetTickCount
GetModuleHandleA
GetProcAddress
LoadResource
LockResource
SizeofResource
GlobalAlloc
GlobalSize
GlobalFlags
GlobalHandle
LocalFlags
FindResourceA
MoveFileA
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
GetCommandLineA
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
GetStdHandle
WriteFile
GetModuleFileNameW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThread
CloseHandle
GetConsoleCP
GetConsoleMode
RtlUnwind
FindClose
SetEnvironmentVariableA
Sections
.text Size: 519KB - Virtual size: 519KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 19KB - Virtual size: 113KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 38KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ