Static task
static1
Behavioral task
behavioral1
Sample
2024-09-15_ec3054345d2f1e9ac707b19e527bd66f_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-09-15_ec3054345d2f1e9ac707b19e527bd66f_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-15_ec3054345d2f1e9ac707b19e527bd66f_bkransomware
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Size
575KB
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MD5
ec3054345d2f1e9ac707b19e527bd66f
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SHA1
5a26484b5f33606324cd84d8ee6c2c42c2b30b29
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SHA256
7163661308dbfad7f2ba64d55f4a24f574356f4ddfada8479fb5d9a2d9d2d17a
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SHA512
d46a0acce4d5f5b7b963bd2f0bcc2eaab09675b32b3846eab75ebd1c1bfa1967d6cd1fcfe854c200adaacd80ed11f75dc0229d5b421d2d516a0ebbffa3b41130
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SSDEEP
12288:g3t7gM1H0kN8HayALYhUd4aedZ+806Npik/rqkZ5S:cqe86yAMhUaaeW8RN0i35
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-15_ec3054345d2f1e9ac707b19e527bd66f_bkransomware
Files
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2024-09-15_ec3054345d2f1e9ac707b19e527bd66f_bkransomware.exe windows:5 windows x86 arch:x86
99472a3b90a30ff320c4ef0403b0af5a
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetRandomRgn
GetFontLanguageInfo
GetFontUnicodeRanges
GetMetaRgn
GetTextCharsetInfo
SetSystemPaletteUse
GetSystemPaletteUse
GetNearestPaletteIndex
GetTextCharset
GetCurrentObject
GetPolyFillMode
GetPixelFormat
GetDeviceCaps
GetGraphicsMode
SetTextAlign
GetTextAlign
GetClipRgn
GetDCPenColor
SetTextColor
GetStretchBltMode
GetTextCharacterExtra
SetTextJustification
UpdateColors
SetTextCharacterExtra
user32
GetWindowDC
GetKeyboardType
GetMenuItemCount
GetMenuItemID
SetWindowTextA
SetFocus
ShowWindow
GetMenuState
CheckDlgButton
GetWindowContextHelpId
SetDlgItemTextA
GetInputState
GetForegroundWindow
EndPaint
GetScrollPos
DrawTextA
CallWindowProcA
GetPropA
EndDialog
GetDialogBaseUnits
GetDlgItem
GetMenuCheckMarkDimensions
GetQueueStatus
GetMenu
PostMessageA
GetMenuContextHelpId
EnableWindow
GetWindowLongA
IsWindowUnicode
WindowFromDC
LoadIconA
SendMessageA
RemovePropA
GetCursor
BeginPaint
IsWindowEnabled
GetDlgItemInt
kernel32
GetTimeZoneInformation
GetExitCodeProcess
WaitForSingleObject
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
FlushFileBuffers
WriteConsoleW
OutputDebugStringW
QueryPerformanceCounter
GetModuleFileNameA
ReadConsoleW
ReadFile
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetFullPathNameA
CreateProcessA
CreatePipe
GetFileAttributesExW
SetStdHandle
DeleteFileW
GetFileType
SetFilePointerEx
RaiseException
SetEnvironmentVariableW
GetProcAddress
GetModuleHandleA
GlobalAlloc
GetCurrentProcess
LocalFlags
GlobalFlags
MoveFileA
WriteFile
GetVersion
GetDriveTypeA
DeleteFileA
SizeofResource
FindResourceA
GetFileTime
GetTickCount
GetProcessHeap
IsProcessorFeaturePresent
LoadResource
GetCurrentProcessId
GlobalHandle
SetFilePointer
CloseHandle
LockResource
GetCurrentThreadId
GlobalSize
GetLastError
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetLocalTime
GetTempPathA
DuplicateHandle
CreateProcessW
SetErrorMode
Beep
Sleep
GetCommandLineA
GetStdHandle
GetModuleFileNameW
SetLastError
GetCurrentThread
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetStringTypeW
SetEnvironmentVariableA
SetEndOfFile
Sections
.text Size: 521KB - Virtual size: 520KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 31KB - Virtual size: 30KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 22KB - Virtual size: 130KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE