Static task
static1
Behavioral task
behavioral1
Sample
2024-08-03_a13568dfdb01249a999a36bf860c91e1_bkransomware.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2024-08-03_a13568dfdb01249a999a36bf860c91e1_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-03_a13568dfdb01249a999a36bf860c91e1_bkransomware
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Size
503KB
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MD5
a13568dfdb01249a999a36bf860c91e1
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SHA1
18c373aa638a5292737c234c0131a2298d8aa2e2
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SHA256
b7639a743956dd2f2c176eb78e4d4cf9264a8f2393feb6eb7f0a1b83e8db77e9
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SHA512
ab3ed044614112561ed02eb238b3b0d6a3b40974de4ad80921d52db60ad94328cfe47fb2a73343f055ce707235d6137e8ba5842bd0e00a1e6133eda9e505ce3c
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SSDEEP
12288:iVfDzEU3FcCarIHxACTH1FY8vBKw5pUbnNyCD:ilDo6F2rIRb1uw5An8
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-03_a13568dfdb01249a999a36bf860c91e1_bkransomware
Files
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2024-08-03_a13568dfdb01249a999a36bf860c91e1_bkransomware.exe windows:5 windows x86 arch:x86
a1f6788416ded8c795bb0029f43b6f8b
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
SetTextCharacterExtra
GetCurrentObject
GetTextAlign
SetTextColor
GetGraphicsMode
GetBkColor
GetTextColor
GetRandomRgn
SetTextAlign
GetDeviceCaps
GetMapMode
GetTextCharset
GetTextCharsetInfo
SetTextJustification
GetNearestColor
UpdateColors
GetFontLanguageInfo
SetPixel
GetDCPenColor
GetSystemPaletteUse
GetTextCharacterExtra
user32
EndPaint
CallWindowProcA
MoveWindow
EnableWindow
SetFocus
RemovePropA
WindowFromDC
GetQueueStatus
GetMenuItemCount
DrawTextA
GetMenuContextHelpId
GetCursor
SetWindowTextA
CheckDlgButton
GetWindowDC
GetMenuItemID
IsWindowEnabled
BeginPaint
GetPropA
GetDC
IsWindowUnicode
GetDlgItem
GetMenu
ShowWindow
SendMessageA
LoadIconA
GetInputState
GetWindowLongA
SetDlgItemTextA
GetWindowContextHelpId
PostMessageA
GetForegroundWindow
EndDialog
GetScrollPos
GetMenuState
GetDlgItemInt
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
GetCurrentThread
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
FindClose
GetCPInfo
GetProcAddress
GetModuleHandleA
GetCurrentProcessId
GetProcessHeap
GetCurrentProcess
GlobalFlags
GetLastError
GetStdHandle
CloseHandle
FlushFileBuffers
GetVersion
GetCurrentThreadId
LockResource
QueryPerformanceCounter
IsDebuggerPresent
SetFilePointer
GetTickCount
SizeofResource
IsProcessorFeaturePresent
GlobalHandle
DeleteFileA
MoveFileA
GlobalAlloc
WriteFile
GetFileTime
HeapFree
HeapAlloc
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
GetCommandLineA
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
SetEnvironmentVariableA
Sections
.text Size: 453KB - Virtual size: 453KB
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: 177KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE