2024-05-09_3a39a80fc816a9dc7711dd621a411739_bkransomware

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General

Target

2024-05-09_3a39a80fc816a9dc7711dd621a411739_bkransomware
Size

97KB
MD5

3a39a80fc816a9dc7711dd621a411739
SHA1

8788338dd547893ca0edc586a6398e0faec61f30
SHA256

0a2c6b627fa93def287c87c0fc75fb41938d40505bf52df55bfb65b53de83826
SHA512

89e5ec50134567c504d24469880f5100e4531e902ef0f64be6071afa414f8102421950553aed3704c5164d80816df4dd9bdb847b87ab10e0ec36c0a27188f8b5
SSDEEP

1536:2EvxdBdrv6IFyvcCihbY8CwpKDH+LxcujsWjcdntGvWo:2EvHEn4CwpFXMntGvWo

Score

10^/10

Malware Config

Signatures

Detects command variations typically used by ransomware 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_GENRansomware

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-09_3a39a80fc816a9dc7711dd621a411739_bkransomware

Files

2024-05-09_3a39a80fc816a9dc7711dd621a411739_bkransomware
.exe windows:5 windows x86 arch:x86

598784fc3079577e2544a078fc2525d8

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetProcAddress
CloseHandle
SetFilePointer
lstrlenA
WriteFile
ReadFile
CreateFileW
GetFileSizeEx
LoadLibraryA
CreateFileA
FindFirstFileW
FreeResource
FindResourceW
LoadResource
MoveFileExW
GetLogicalDrives
SetThreadExecutionState
GetProcessHeap
GetDriveTypeA
WideCharToMultiByte
SizeofResource
CreateProcessA
GetEnvironmentVariableA
lstrcmpW
MultiByteToWideChar
lstrlenW
GetStdHandle
FindFirstFileA
lstrcmpiA
FindClose
LockResource
GetModuleFileNameA
lstrcatW
FindNextFileW
CompareStringA
GetTempPathA
lstrcpyW
SetFileAttributesW
lstrcpyA
HeapFree
HeapCreate
LoadLibraryW
HeapDestroy
HeapAlloc
LCMapStringW
GetLastError
GetCommandLineA
IsDebuggerPresent
EncodePointer
DecodePointer
IsProcessorFeaturePresent
EnterCriticalSection
LeaveCriticalSection
GetFileType
DeleteCriticalSection
GetStartupInfoW
GetConsoleCP
GetConsoleMode
RtlUnwind
SetFilePointerEx
SetLastError
GetCurrentThreadId
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
Sleep
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleW
SetStdHandle
WriteConsoleW
FlushFileBuffers
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
LoadLibraryExW
OutputDebugStringW
HeapReAlloc
GetStringTypeW
HeapSize

user32

wsprintfA
SystemParametersInfoW

advapi32

CryptReleaseContext
CryptAcquireContextW
CryptGenRandom

shell32

ShellExecuteA

ole32

CoCreateGuid
StringFromGUID2

Sections

.text
Size: 62KB - Virtual size: 62KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

598784fc3079577e2544a078fc2525d8

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

ole32

Sections

.text Size: 62KB - Virtual size: 62KB

.rdata Size: 22KB - Virtual size: 21KB

.data Size: 5KB - Virtual size: 45KB

.rsrc Size: 7KB - Virtual size: 6KB

.text
Size: 62KB - Virtual size: 62KB

.rdata
Size: 22KB - Virtual size: 21KB

.data
Size: 5KB - Virtual size: 45KB

.rsrc
Size: 7KB - Virtual size: 6KB