Static task
static1
Behavioral task
behavioral1
Sample
2024-08-22_56aa2c5faeb99a157e760bb4393798f4_bkransomware.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-08-22_56aa2c5faeb99a157e760bb4393798f4_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-22_56aa2c5faeb99a157e760bb4393798f4_bkransomware
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Size
507KB
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MD5
56aa2c5faeb99a157e760bb4393798f4
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SHA1
e48c47a775446cbdf752930f609f9b56ad088d8c
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SHA256
3464b97db69be25094335e2a7caf5445eca5582f6d7e0b9f9ac007803563c151
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SHA512
ebacd6de1e7c57e042b363e7ce60a2b04140389d9d34188bff6b0d057f77b8a335d758decb6e2126520612dfb19c5837f2dff888b8edc4ff52db9232da0b03c7
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SSDEEP
12288:tUyAQJaUYf20djoCMnm/W4yGJCxmnzRSsQ62:tUyA4aUY/djoCMnm/WFGJwWzm62
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-22_56aa2c5faeb99a157e760bb4393798f4_bkransomware
Files
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2024-08-22_56aa2c5faeb99a157e760bb4393798f4_bkransomware.exe windows:5 windows x86 arch:x86
417b7749cbc9bca104eef9c158990e71
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetTextAlign
GetMetaRgn
GetMapMode
GetFontLanguageInfo
SetTextJustification
UpdateColors
GetObjectType
SetSystemPaletteUse
GetSystemPaletteUse
SetTextCharacterExtra
GetClipRgn
user32
GetWindowDC
CheckDlgButton
SendMessageA
PostMessageA
GetWindowLongA
MoveWindow
GetMenuState
ShowWindow
EndPaint
CallWindowProcA
SetWindowTextA
GetScrollPos
GetMenuItemID
GetPropA
EndDialog
GetMenuCheckMarkDimensions
EnableWindow
IsWindowEnabled
SetDlgItemTextA
GetQueueStatus
GetInputState
GetMenuItemCount
GetDlgItem
GetWindowContextHelpId
DrawTextA
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
GetProcAddress
GlobalFlags
GlobalHandle
IsDebuggerPresent
LocalFlags
GlobalSize
GetCurrentProcessId
GetTickCount
CloseHandle
LockResource
GetProcessHeap
FlushFileBuffers
GetCurrentProcess
MoveFileA
FindClose
GetDriveTypeA
FindResourceA
SizeofResource
GetLastError
WriteFile
GetModuleHandleA
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
IsProcessorFeaturePresent
GetStdHandle
GetModuleFileNameW
SetLastError
GetCurrentThread
GetCurrentThreadId
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
GetOEMCP
GetCPInfo
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFileType
GetModuleFileNameA
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
Sections
.text Size: 439KB - Virtual size: 438KB
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: 178KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE