Static task
static1
Behavioral task
behavioral1
Sample
2024-10-13_c3818797132338cdcf42cf17b44092d1_bkransomware.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-10-13_c3818797132338cdcf42cf17b44092d1_bkransomware.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-13_c3818797132338cdcf42cf17b44092d1_bkransomware
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Size
486KB
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MD5
c3818797132338cdcf42cf17b44092d1
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SHA1
a13e4bbe2f502625b3fb6bb20549452835037afe
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SHA256
d14e4900853c32f49f447f2a57bd5ed5424f9f748ac88af5230d9fb167eb934f
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SHA512
f7dda7ef74555df704e9c70f5de636ac8a51ff4ca4bbd9e06b9f1e247237cd5bb2c99b927075018d4630d6309595ef4aa55b762be2cecefa3f991c198171396d
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SSDEEP
6144:Hi8y33Bae5tN7Z+2etp1QiJgTTs491WuwMUsPyjA71YmeR5biXBjEK:CNHl57gDP1QiJgT44muwpQqA70eNT
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-13_c3818797132338cdcf42cf17b44092d1_bkransomware
Files
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2024-10-13_c3818797132338cdcf42cf17b44092d1_bkransomware.exe windows:5 windows x86 arch:x86
c30a6b0592cd9ef28f615002024b4d66
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetCurrentObject
SetTextAlign
GetClipRgn
GetNearestColor
GetPixelFormat
GetSystemPaletteUse
GetTextAlign
GetTextColor
SetTextCharacterExtra
SetSystemPaletteUse
GetMetaRgn
GetRandomRgn
GetStretchBltMode
user32
GetMenuItemCount
GetScrollPos
WindowFromDC
EnableWindow
GetPropA
GetQueueStatus
ShowWindow
GetMenuState
CallWindowProcA
SetDlgItemTextA
GetDlgItem
GetWindowDC
GetWindowLongA
GetMenuCheckMarkDimensions
GetMenuContextHelpId
GetInputState
GetMenuItemID
LoadIconA
SetWindowTextA
SendMessageA
GetMenu
GetForegroundWindow
IsWindowUnicode
GetWindowContextHelpId
MoveWindow
GetCursor
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
FlushFileBuffers
WriteConsoleW
SetStdHandle
SetFilePointerEx
OutputDebugStringW
GetProcAddress
GetModuleHandleA
GetCurrentThreadId
GetStdHandle
FindResourceA
LockResource
GetLastError
GetVersion
GetCurrentProcess
GlobalFlags
MoveFileA
GlobalHandle
FindClose
GetCurrentProcessId
SetFilePointer
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
WriteFile
GetModuleFileNameW
IsDebuggerPresent
SetLastError
GetCurrentThread
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
CloseHandle
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetFileType
GetModuleFileNameA
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
Sections
.text Size: 427KB - Virtual size: 426KB
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: 33KB - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE