Static task
static1
Behavioral task
behavioral1
Sample
2024-08-19_52b19b6a035e07884dc3cbdae431e991_bkransomware.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2024-08-19_52b19b6a035e07884dc3cbdae431e991_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-19_52b19b6a035e07884dc3cbdae431e991_bkransomware
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Size
631KB
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MD5
52b19b6a035e07884dc3cbdae431e991
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SHA1
53a4488450b18dce49e1af656bee51e62468eb8b
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SHA256
0a73012f496909baf217db204f583eab29835c615ae63f3ade1c457a790603a5
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SHA512
28c8830bb60a158bbc96236b8b671d64ddc49a627dd2f949c9d470b31d6971c84c926aa0959c86421207494db53f7e0dc71158eec97dd5f86865c8c16f148ceb
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SSDEEP
12288:oEXhPI3iJ9YxdpXs5XDP9CAiME7WlAjNK+C:/X5I3ijYBs5TAAiMExNe
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-19_52b19b6a035e07884dc3cbdae431e991_bkransomware
Files
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2024-08-19_52b19b6a035e07884dc3cbdae431e991_bkransomware.exe windows:5 windows x86 arch:x86
1c981f4dd22ffe0b444ea84bcfb8d9ab
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetProcAddress
GetModuleHandleA
GetLastError
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetTempPathA
GetTempPathW
Beep
Sleep
CloseHandle
DuplicateHandle
GetCurrentProcess
CreateProcessW
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
IsDebuggerPresent
SetLastError
GetCurrentThread
GetCurrentThreadId
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetStringTypeW
ReadFile
RaiseException
GetCurrentProcessId
GetFileType
GetTimeZoneInformation
SetFilePointerEx
GetFileAttributesExW
ReadConsoleW
DeleteFileW
SetStdHandle
GetEnvironmentStringsW
FreeEnvironmentStringsW
CreatePipe
CreateProcessA
SetEnvironmentVariableA
SetEnvironmentVariableW
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetModuleFileNameA
QueryPerformanceCounter
OutputDebugStringW
WriteConsoleW
FlushFileBuffers
HeapSize
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
CreateFileW
WaitForSingleObject
GetExitCodeProcess
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
GetFullPathNameW
SetCurrentDirectoryW
GetCurrentDirectoryW
SetEndOfFile
GetFullPathNameA
Sections
.text Size: 493KB - Virtual size: 493KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 39KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 52KB - Virtual size: 161KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 45KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ