Static task
static1
Behavioral task
behavioral1
Sample
2024-08-24_64e4a495d80f0572a6095b675052c187_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-24_64e4a495d80f0572a6095b675052c187_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-24_64e4a495d80f0572a6095b675052c187_bkransomware
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Size
333KB
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MD5
64e4a495d80f0572a6095b675052c187
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SHA1
22bd4bb21bb0fd0b3068129b80a60dfab77f37cd
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SHA256
e30bfca5a185fab8a725828c853213f32b32828c1b89cbee93ebb2592eede139
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SHA512
10f5ccefc5fb1848c4df1e363e00324fb45e45e4f4b742904c9439e0de8320f89c0b6179f243df425181c765945be2f8b52dc599790602d912a1d9832a8045ff
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SSDEEP
6144:lnAFgLkBhSKqPuUxyOLmItlAJKS17Mv3d/iv7u:RAukBhS7fxyOLmUAoS17Mv35ivC
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-24_64e4a495d80f0572a6095b675052c187_bkransomware
Files
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2024-08-24_64e4a495d80f0572a6095b675052c187_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: 228KB - Virtual size: 232KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ