Static task
static1
Behavioral task
behavioral1
Sample
2024-08-24_f895703af630fe6fb15e69c6376e294e_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-24_f895703af630fe6fb15e69c6376e294e_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-24_f895703af630fe6fb15e69c6376e294e_bkransomware
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Size
319KB
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MD5
f895703af630fe6fb15e69c6376e294e
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SHA1
496b5c8399476e615fd5a832863efd64005ee362
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SHA256
f71a69fb5b99a66bd803f50195c198f72223f7ca45c9a66dc623d54f47c43a11
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SHA512
93c6c473c591c5813463c2b93be05286d2483131cf981f42e62692068706a151d7d2cc006a3efd0cbb52c31a9968436963a24e4ee16245c0288c65b7cacead09
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SSDEEP
6144:E2Au4gLkGJZqzoyUQxA6fIyXc3sg3m8Oh3rAcwDzpt6bf02GfD:wuTkGJ4zoYxhIEc3l3mXmcgzpcb8
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-24_f895703af630fe6fb15e69c6376e294e_bkransomware
Files
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2024-08-24_f895703af630fe6fb15e69c6376e294e_bkransomware.exe windows:5 windows x86 arch:x86
6475c67b13bd524a574fee91f1de7cd5
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
SetCurrentDirectoryA
CreateFileMappingA
MapViewOfFile
GetLastError
CloseHandle
MultiByteToWideChar
WideCharToMultiByte
ExpandEnvironmentStringsA
GetProcAddress
LoadLibraryA
WriteConsoleW
GetModuleFileNameA
SetStdHandle
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapSize
HeapReAlloc
OutputDebugStringW
RtlUnwind
LoadLibraryExW
GetShortPathNameA
GetFullPathNameA
SetFilePointerEx
GetCommandLineW
LCMapStringW
IsDebuggerPresent
IsProcessorFeaturePresent
GetCommandLineA
HeapFree
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
Sleep
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
EncodePointer
DecodePointer
HeapAlloc
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThreadId
GetStringTypeW
RaiseException
ExitProcess
GetModuleHandleExW
GetProcessHeap
GetStdHandle
GetFileType
DeleteCriticalSection
WriteFile
GetModuleFileNameW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
EnterCriticalSection
LeaveCriticalSection
CreateFileW
user32
SetForegroundWindow
ShowWindow
IsIconic
DefWindowProcA
PostQuitMessage
IsWindow
CreateWindowExA
RegisterClassExA
LoadCursorA
LoadIconA
DispatchMessageA
TranslateMessage
GetMessageA
GetDesktopWindow
SetTimer
advapi32
RegQueryValueExA
RegCloseKey
RegOpenKeyExA
shell32
CommandLineToArgvW
Sections
.text Size: 45KB - Virtual size: 44KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 21KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 33KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 214KB - Virtual size: 216KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ