Static task
static1
Behavioral task
behavioral1
Sample
2024-09-05_bf032b97a72f1240f8802c4e83a19063_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-05_bf032b97a72f1240f8802c4e83a19063_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-05_bf032b97a72f1240f8802c4e83a19063_bkransomware
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Size
502KB
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MD5
bf032b97a72f1240f8802c4e83a19063
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SHA1
aaf236a4ebd44a412476f82604ee3d294069ec8e
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SHA256
23eb13a41b673faa458f171a43c005c194ad919fe774aee891a358bd5c20b501
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SHA512
29f6e6923eee99f3ffaacdb3ae1448db3c5f10f36c1c963fb79827f1eecefa54f8c2bc797fe3d0a0a5b2bd017f5ce58b747855547138f37bdfe0795ce6ddd638
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SSDEEP
12288:e9R9DAORJWatSMzS9BBIRYOIlG7ThmLaWVR5DAw+c:uR9DZ/WatSM29cYlGnhmLNV8w
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-05_bf032b97a72f1240f8802c4e83a19063_bkransomware
Files
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2024-09-05_bf032b97a72f1240f8802c4e83a19063_bkransomware.exe windows:5 windows x86 arch:x86
976db4ad456bf7137da4ebe732abf051
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetPixel
GetTextCharacterExtra
GetTextCharset
GetTextCharsetInfo
GetTextColor
GetPixelFormat
GetPolyFillMode
GetMapMode
GetTextAlign
GetFontLanguageInfo
GetBkColor
GetFontUnicodeRanges
SetTextCharacterExtra
GetDeviceCaps
GetStretchBltMode
GetSystemPaletteUse
SetTextAlign
UpdateColors
SetSystemPaletteUse
SetTextColor
SetTextJustification
GetMetaRgn
user32
GetQueueStatus
GetKeyboardType
IsWindowUnicode
BeginPaint
GetWindowDC
GetForegroundWindow
SetWindowTextA
GetInputState
GetPropA
SendMessageA
GetDialogBaseUnits
GetDlgItemInt
IsWindowEnabled
SetDlgItemTextA
GetMenu
GetCursor
ShowWindow
EnableWindow
RemovePropA
DrawTextA
GetWindowContextHelpId
GetScrollPos
EndDialog
SetFocus
GetDC
GetMenuCheckMarkDimensions
LoadIconA
EndPaint
GetDlgItem
GetWindowLongA
GetMenuItemID
MoveWindow
GetMenuItemCount
GetMenuContextHelpId
GetMenuState
PostMessageA
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
GetFileType
FlushFileBuffers
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
GetCPInfo
GetOEMCP
GetProcAddress
GetCurrentProcess
GetLastError
GlobalFlags
LoadResource
GetCurrentProcessId
GetDriveTypeA
FindResourceA
MoveFileA
GetModuleHandleA
GlobalAlloc
SizeofResource
GetFileTime
GlobalSize
GetCurrentThreadId
GetTickCount
GlobalHandle
FindClose
DeleteFileA
SetFilePointer
LockResource
QueryPerformanceCounter
LocalFlags
GetVersion
CloseHandle
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
IsDebuggerPresent
SetLastError
GetCurrentThread
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
SetEnvironmentVariableA
Sections
.text Size: 453KB - Virtual size: 452KB
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: 23KB - Virtual size: 118KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE