Static task
static1
Behavioral task
behavioral1
Sample
2024-07-05_a00a34fd05e2621a1a5514f51f2f9fed_bkransomware.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-07-05_a00a34fd05e2621a1a5514f51f2f9fed_bkransomware.exe
Resource
win10v2004-20240704-en
General
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Target
2024-07-05_a00a34fd05e2621a1a5514f51f2f9fed_bkransomware
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Size
507KB
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MD5
a00a34fd05e2621a1a5514f51f2f9fed
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SHA1
1f39326ec6ae8734995b0e187a1ddf8d36ccde2f
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SHA256
fcda68d2fa02bb2bb763b8b460aa4c487f6d17670f8177f9a2447e643fb2cd4c
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SHA512
f66a9801dfef20654e6573f6242cfe6c1ad4c6a0683854aca1355fff40bba105aa2f15ee40c552ecd60bb20bc1562bf505386b0bb28c2ff3b94f1b3e6dc93a31
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SSDEEP
12288:ayjoBI0TOBkmRk6M8a6XwnfgdBOcs1mW:1jTOOBkmi6Ha6XwodBOcN
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-07-05_a00a34fd05e2621a1a5514f51f2f9fed_bkransomware
Files
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2024-07-05_a00a34fd05e2621a1a5514f51f2f9fed_bkransomware.exe windows:5 windows x86 arch:x86
4931ee04fbfa94d71693ffafd912bd06
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetMapMode
GetFontUnicodeRanges
SetTextCharacterExtra
GetFontLanguageInfo
GetCurrentObject
GetClipRgn
SetTextJustification
SetSystemPaletteUse
GetPolyFillMode
GetObjectType
GetNearestPaletteIndex
GetRandomRgn
SetTextColor
GetDCPenColor
GetDCBrushColor
GetTextCharsetInfo
SetPixel
GetGraphicsMode
SetTextAlign
GetNearestColor
UpdateColors
GetTextCharset
GetStretchBltMode
GetPixelFormat
user32
BeginPaint
GetScrollPos
GetMenu
ShowWindow
GetQueueStatus
MoveWindow
LoadIconA
WindowFromDC
GetInputState
GetWindowDC
GetDlgItemInt
EndDialog
GetMenuState
GetForegroundWindow
CallWindowProcA
GetDialogBaseUnits
GetMenuItemID
GetDlgItem
IsWindowUnicode
SendMessageA
SetDlgItemTextA
GetKeyboardType
EnableWindow
PostMessageA
GetMenuItemCount
GetMenuCheckMarkDimensions
DrawTextA
EndPaint
GetPropA
SetWindowTextA
GetCursor
SetFocus
RemovePropA
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
WriteConsoleW
SetStdHandle
SetFilePointerEx
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetModuleFileNameA
CloseHandle
GetCurrentThread
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
GetProcAddress
DeleteFileA
LockResource
IsProcessorFeaturePresent
GetDriveTypeA
GetFileType
GetLastError
GetVersion
GetCurrentThreadId
LocalFlags
GetTickCount
GetCurrentProcess
SetFilePointer
GlobalAlloc
GlobalSize
MoveFileA
GetFileTime
GetModuleHandleA
LoadResource
GlobalHandle
GlobalFlags
FindResourceA
IsDebuggerPresent
SizeofResource
FindClose
FlushFileBuffers
QueryPerformanceCounter
WriteFile
GetStdHandle
GetCurrentProcessId
HeapFree
HeapAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
HeapReAlloc
GetCommandLineA
GetProcessHeap
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindFirstFileExW
SetEnvironmentVariableA
Sections
.text Size: 457KB - Virtual size: 456KB
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: 24KB - Virtual size: 161KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE