Static task
static1
Behavioral task
behavioral1
Sample
2024-08-29_70357af61bb72308316f105fcdc24334_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-29_70357af61bb72308316f105fcdc24334_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-29_70357af61bb72308316f105fcdc24334_bkransomware
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Size
500KB
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MD5
70357af61bb72308316f105fcdc24334
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SHA1
cc3d98c712278dde92978e80e7a043af7ce7647b
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SHA256
2ccebe508b7819b61971bf97f521684d45c2be70f59eed09f3c9cf4eaf94b127
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SHA512
fa4b46b23e219188c5c35758d0fbb2bf449bb7042a752b142d5fa4fe5d0d7ab1e02f8bd5524a23d9c1aba6382a44c6838e9edacd7d353297e85b795a98f3d396
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SSDEEP
12288:ovP4/n4jFwjdqlG/Gjd9qr4cwKgR3lm1:OooG/IDKO3
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-29_70357af61bb72308316f105fcdc24334_bkransomware
Files
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2024-08-29_70357af61bb72308316f105fcdc24334_bkransomware.exe windows:5 windows x86 arch:x86
ae764a54484d172eebed3e24bc6a5c6d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetDeviceCaps
GetNearestColor
GetBkColor
GetFontUnicodeRanges
GetFontLanguageInfo
GetDCBrushColor
GetPixelFormat
SetSystemPaletteUse
GetDCPenColor
SetTextCharacterExtra
user32
IsWindowEnabled
BeginPaint
SetWindowTextA
MoveWindow
EndPaint
PostMessageA
GetPropA
GetQueueStatus
GetCursor
GetForegroundWindow
GetWindowDC
DrawTextA
GetScrollPos
GetWindowContextHelpId
EndDialog
GetDlgItem
WindowFromDC
CallWindowProcA
CheckDlgButton
GetMenuContextHelpId
GetMenuCheckMarkDimensions
GetMenuState
LoadIconA
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
WriteConsoleW
SetStdHandle
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
GetModuleHandleA
GetProcAddress
SizeofResource
MoveFileA
GetLastError
GetCurrentProcessId
GlobalSize
QueryPerformanceCounter
GetFileType
SetFilePointer
WriteFile
GetCurrentProcess
GlobalFlags
GetCurrentThreadId
FindClose
GlobalHandle
IsDebuggerPresent
LocalFlags
FindResourceA
GlobalAlloc
GetTickCount
FlushFileBuffers
GetVersion
DeleteFileA
HeapFree
HeapAlloc
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
GetCurrentThread
GetConsoleCP
GetConsoleMode
CloseHandle
GetModuleFileNameA
GetEnvironmentStringsW
FreeEnvironmentStringsW
OutputDebugStringW
SetFilePointerEx
SetEnvironmentVariableA
Sections
.text Size: 432KB - Virtual size: 432KB
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: 42KB - Virtual size: 123KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE