Static task
static1
Behavioral task
behavioral1
Sample
2024-05-02_1b3276b2a077ea7723e96fb109e04c18_bkransomware.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-02_1b3276b2a077ea7723e96fb109e04c18_bkransomware.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-02_1b3276b2a077ea7723e96fb109e04c18_bkransomware
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Size
1.5MB
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MD5
1b3276b2a077ea7723e96fb109e04c18
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SHA1
789bdb9423cdc98da30788f978a5d4efb1e25e48
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SHA256
0d0f0477721986b926a48348a3b81fb4e2b873412c265a263b43ef314fcd0f30
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SHA512
c02106bda6433cfb94a927b9f50c49da7664f0d4c0cafc1efdc9d920f7ea1e506a62e57438f6b8d75af2f2f274050831b07dec425d62b90de6b113a090a89232
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SSDEEP
24576:5zEeS/JYdKk1vhbF2dZXIBzwKdYVjp17:5zErk1vhbuRKwpB
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-02_1b3276b2a077ea7723e96fb109e04c18_bkransomware
Files
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2024-05-02_1b3276b2a077ea7723e96fb109e04c18_bkransomware.exe windows:5 windows x86 arch:x86
e4318fe059493b307c8841deafc806a6
Headers
DLL Characteristics
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
GetModuleFileNameA
GetFullPathNameA
EnterCriticalSection
LeaveCriticalSection
IsDebuggerPresent
IsProcessorFeaturePresent
EncodePointer
DecodePointer
GetLastError
HeapFree
HeapAlloc
HeapReAlloc
ExitProcess
GetModuleHandleExW
GetProcAddress
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
RaiseException
RtlUnwind
DeleteCriticalSection
GetStdHandle
GetFileType
GetStartupInfoW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
SetLastError
GetCurrentThreadId
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
Sleep
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
HeapSize
GetProcessHeap
WriteFile
GetModuleFileNameW
ReadFile
GetConsoleMode
ReadConsoleW
GetConsoleCP
CloseHandle
LoadLibraryExW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
FlushFileBuffers
GetStringTypeW
LCMapStringW
SetFilePointerEx
OutputDebugStringW
SetStdHandle
WriteConsoleW
CreateFileW
SetEndOfFile
advapi32
RegCloseKey
RegOpenKeyExA
RegQueryValueExA
Sections
.text Size: 103KB - Virtual size: 102KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 74KB - Virtual size: 74KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 837KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ