Static task
static1
Behavioral task
behavioral1
Sample
2024-09-15_5427cb62c4300801c1a426f5799ace0b_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-15_5427cb62c4300801c1a426f5799ace0b_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-15_5427cb62c4300801c1a426f5799ace0b_bkransomware
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Size
470KB
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MD5
5427cb62c4300801c1a426f5799ace0b
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SHA1
5fbe9baa25d4cbb6c980ae30b70c0c0aee40028c
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SHA256
5aa1636c8e6cf660a68b848911890f84d859f319c728e933034762517ec7c3ea
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SHA512
cd4d16c9f09a0157d687b0c7dfd5ec35f657a350440fba62266f42cdf99ee174c4f81e261404d47dd5025d8d506a19b754583fbf6521f64b7e279db872a1ad1c
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SSDEEP
12288:avQ920ZIFeiY+FNlCVQ3ijvGcwP9QjJJgxta2acWzfjGhq:avQ9202FeiY+F7CVQyj+cwP9QjJJgxtF
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-15_5427cb62c4300801c1a426f5799ace0b_bkransomware
Files
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2024-09-15_5427cb62c4300801c1a426f5799ace0b_bkransomware.exe windows:5 windows x86 arch:x86
0af58cf03e311df17a1834d1f68a39c6
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetMetaRgn
GetRandomRgn
GetPixelFormat
SetTextAlign
GetDCBrushColor
SetTextJustification
GetGraphicsMode
UpdateColors
GetTextColor
SetPixel
GetSystemPaletteUse
GetStretchBltMode
GetFontLanguageInfo
user32
GetQueueStatus
WindowFromDC
DrawTextA
GetMenuState
GetInputState
GetMenuItemCount
EndPaint
GetCursor
ShowWindow
BeginPaint
EnableWindow
GetForegroundWindow
GetMenu
GetMenuItemID
SetDlgItemTextA
IsWindowUnicode
GetDC
CheckDlgButton
RemovePropA
CallWindowProcA
GetDlgItemInt
GetPropA
PostMessageA
GetDlgItem
GetMenuContextHelpId
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
WriteConsoleW
SetStdHandle
SetFilePointerEx
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
OutputDebugStringW
GetProcAddress
GetModuleHandleA
GetProcessHeap
GetCurrentThreadId
GlobalAlloc
GlobalHandle
LoadResource
GetDriveTypeA
IsDebuggerPresent
FlushFileBuffers
GetTickCount
GetLastError
SetFilePointer
IsProcessorFeaturePresent
SizeofResource
GlobalFlags
FindResourceA
LocalFlags
GetCurrentProcess
GetCurrentProcessId
WriteFile
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
HeapReAlloc
GetCommandLineA
GetStdHandle
GetModuleFileNameW
SetLastError
GetCurrentThread
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
RtlUnwind
GetConsoleCP
GetConsoleMode
CloseHandle
GetFileType
GetModuleFileNameA
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
Sections
.text Size: 393KB - Virtual size: 392KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 51KB - Virtual size: 186KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE