2024-04-25_4bf93b08d49906e375d65c608344551e_bkransomware

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General

Target

2024-04-25_4bf93b08d49906e375d65c608344551e_bkransomware
Size

1.0MB
MD5

4bf93b08d49906e375d65c608344551e
SHA1

66097fb0a61ce39ac96e8fdfe38f26e26c14d331
SHA256

6bb210ff9ceed2209eaa072d1da95909c92b6cbaf36931b229cc8c3fa49e7178
SHA512

500a4e0f491119a682be444d31e047a8317ad16be15f1fe06a1080908c5dfb04608be3d851c56d777a513eaece8b1f7aa5a1c9a87357d4189975df6060148059
SSDEEP

12288:tAwSfxL/2Dc3jDLLmt0LDQewsAjR58VQ5v8ISBTivC8GENZMkY8pJy6JKpdGyy5D:eaewsAj0u5vPOTN8JJNK/Ry5xOH8b

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-25_4bf93b08d49906e375d65c608344551e_bkransomware

Files

2024-04-25_4bf93b08d49906e375d65c608344551e_bkransomware
.exe windows:6 windows x86 arch:x86

ead69853b7cb1b3bd5e661d99b54cf07

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

mavinject32.pdb

Imports

kernel32

RaiseException
GetLastError
DecodePointer
HeapSetInformation
InitializeCriticalSectionEx
CloseHandle
LocalFree
WriteProcessMemory
ReadProcessMemory
WideCharToMultiByte
DeleteCriticalSection
OpenProcess
CreateFileW
FlushFileBuffers
SetUnhandledExceptionFilter
OutputDebugStringW
FreeLibrary
LoadLibraryW
GetProcAddress
GetCurrentProcess
WaitForSingleObject
GetModuleHandleW
CreateRemoteThread
VirtualFreeEx
VirtualAllocEx
DuplicateHandle
ExitProcess
VirtualQueryEx
TerminateProcess
SetLastError
VirtualProtectEx
IsWow64Process
VirtualQuery
LoadLibraryExW
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
MultiByteToWideChar
GetStringTypeW
EncodePointer
HeapFree
GetCommandLineW
IsProcessorFeaturePresent
GetCPInfo
RtlUnwind
HeapAlloc
UnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
IsValidCodePage
GetACP
GetOEMCP
GetCurrentThreadId
GetProcessHeap
GetModuleHandleExW
HeapSize
GetStdHandle
GetFileType
GetModuleFileNameW
WriteFile
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
HeapReAlloc
GetConsoleCP
GetConsoleMode
SetFilePointerEx
SetStdHandle
WriteConsoleW

shell32

CommandLineToArgvW

ntdll

NtQueryInformationProcess
RtlNtStatusToDosError

advapi32

RegQueryValueExW
RegCloseKey
RegOpenKeyExW

Sections

.text
Size: 193KB - Virtual size: 193KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 121KB - Virtual size: 121KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 17KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ead69853b7cb1b3bd5e661d99b54cf07

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

shell32

ntdll

advapi32

Sections

.text Size: 193KB - Virtual size: 193KB

.rdata Size: 121KB - Virtual size: 121KB

.data Size: 8KB - Virtual size: 16KB

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 17KB - Virtual size: 16KB

.text
Size: 193KB - Virtual size: 193KB

.rdata
Size: 121KB - Virtual size: 121KB

.data
Size: 8KB - Virtual size: 16KB

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 17KB - Virtual size: 16KB