Static task
static1
Behavioral task
behavioral1
Sample
2024-08-17_89a0d67e17b2ea3b471c2c6b1e035478_bkransomware.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2024-08-17_89a0d67e17b2ea3b471c2c6b1e035478_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-17_89a0d67e17b2ea3b471c2c6b1e035478_bkransomware
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Size
657KB
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MD5
89a0d67e17b2ea3b471c2c6b1e035478
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SHA1
9eca2e82ffcbc8270181e767ebabea1137d91fd1
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SHA256
2c3339591a501d798baf18e13da120db775b6cb8d7e8d99d562f6798ab72b221
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SHA512
7f12d5561cf94491ccdad71fc66f32da53bf421522fe30450c1ee15576a7e810e26903802565d6c5295f2576611871b4e3a1510150bb34ac835ddf7f43a75077
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SSDEEP
12288:U1hTfdl/V0PiqmYNu4XJEB/dfFqxFK79il2E/lGaWGkmxj4hc0FS:U1Rdl/V0Pm5YW/dfFqDY9il2MGaamd4c
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-17_89a0d67e17b2ea3b471c2c6b1e035478_bkransomware
Files
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2024-08-17_89a0d67e17b2ea3b471c2c6b1e035478_bkransomware.exe windows:5 windows x86 arch:x86
f6c5f03932eb00f246ef38b79feb611a
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
GetLocalTime
GetTimeZoneInformation
CloseHandle
DuplicateHandle
GetCurrentProcess
CreateProcessW
DeleteFileW
GetFullPathNameW
GetTempPathA
SetErrorMode
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
IsDebuggerPresent
SetLastError
GetCurrentThread
GetCurrentThreadId
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFileType
RaiseException
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
ReadFile
SetFilePointerEx
GetFileAttributesExW
CreatePipe
CreateProcessA
SetEnvironmentVariableA
SetEnvironmentVariableW
ReadConsoleW
GetCurrentProcessId
GetModuleFileNameA
QueryPerformanceCounter
OutputDebugStringW
SetStdHandle
WriteConsoleW
FlushFileBuffers
HeapSize
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateFileW
WaitForSingleObject
GetExitCodeProcess
GetFullPathNameA
SetEndOfFile
Sections
.text Size: 524KB - Virtual size: 524KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 41KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 45KB - Virtual size: 178KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 46KB - Virtual size: 45KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ