2024-05-07_598b8b9efe6d5df37e3f1d8a17fa23fa_bkransomware

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General

Target

2024-05-07_598b8b9efe6d5df37e3f1d8a17fa23fa_bkransomware
Size

518KB
MD5

598b8b9efe6d5df37e3f1d8a17fa23fa
SHA1

06d1d29712ded1f49d10390561f86465b180b63a
SHA256

26d7ca3e5ea0e267404a91a0204b8d9b61cf474930db2ab00c8c7909acbf38f5
SHA512

66d99a90e17c213ef139f4c28f4ffe35794c743f6c1243a8911e282091848093be46054cd031e9b022f3072a07115aa18e006e47f1be4265ee97b8007d1855ed
SSDEEP

12288:hS0pM1mnGXctfVnnL/BUCR7qh5DK0FrXzy9nycnYot:DpMYKcpVnL/BUClqhhfFny9ycnYW

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-07_598b8b9efe6d5df37e3f1d8a17fa23fa_bkransomware

Files

2024-05-07_598b8b9efe6d5df37e3f1d8a17fa23fa_bkransomware
.exe windows:5 windows x86 arch:x86

46ad3d954e527f769e37017b3e128039

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

WriteFile
ReadFile
CreateFileW
FlushFileBuffers
GetLastError
FindClose
LocalAlloc
GetLogicalDriveStringsW
LocalFree
CreateThread
ExpandEnvironmentStringsW
WriteConsoleW
SetFilePointerEx
SetStdHandle
GetConsoleMode
CreateProcessW
SetFilePointer
GetDriveTypeW
FindFirstFileW
CreateMutexW
GetFileSize
GetEnvironmentVariableW
FindNextFileW
ExitProcess
GetConsoleCP
GetCommandLineW
IsProcessorFeaturePresent
SetLastError
GetCurrentThreadId
EncodePointer
DecodePointer
GetModuleHandleExW
GetProcAddress
MultiByteToWideChar
WideCharToMultiByte
GetProcessHeap
GetStdHandle
GetFileType
DeleteCriticalSection
GetStartupInfoW
GetModuleFileNameW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
Sleep
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
EnterCriticalSection
LeaveCriticalSection
HeapFree
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
IsDebuggerPresent
LoadLibraryExW
RtlUnwind
OutputDebugStringW
HeapAlloc
HeapReAlloc
GetStringTypeW
HeapSize
LCMapStringW
CloseHandle

user32

wsprintfW

advapi32

RegCloseKey
CryptGenRandom
RegCreateKeyW
CryptAcquireContextW
RegSetValueExW

ntdll

RtlAdjustPrivilege
NtDelayExecution
NtClose

Sections

.text
Size: 59KB - Virtual size: 59KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

46ad3d954e527f769e37017b3e128039

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

ntdll

Sections

.text Size: 59KB - Virtual size: 59KB

.data Size: 4KB - Virtual size: 12KB

.idata Size: 2KB - Virtual size: 2KB

.reloc Size: 3KB - Virtual size: 3KB

.text
Size: 59KB - Virtual size: 59KB

.data
Size: 4KB - Virtual size: 12KB

.idata
Size: 2KB - Virtual size: 2KB

.reloc
Size: 3KB - Virtual size: 3KB