McUtil[.]dll | Triage

General

Target

McUtil.dll
Size

188KB
MD5

ed966cb757e34356792960552467c7d8
SHA1

2d675adba06ce79ffb2f36994e8c70a6cfc96129
SHA256

e2f5cc369c275ee81de88f9fcfe87acd395e4717b15ed60549099bb89ab46c82
SHA512

a200dc0822232838208dccb21c0b7270246eaca29810c7b27e2fab4155ce68d3e05160c6d618ad1cb554a688910d81e6087f688e3dacb97791f188ca63a1466d
SSDEEP

3072:15v03RQ+x0e4ucCXOoRuIWHsBCbepsjFv1J5e:1/qXLcCegug+eAXe

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
McUtil.dll

Files

McUtil.dll
.dll windows:6 windows x86 arch:x86

084f99f1c00357310d1ee5c0dbe38198

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

GetCurrentProcess
GetModuleHandleW
GetTickCount
Sleep
TerminateProcess
GetModuleFileNameW
lstrcmpW
GetLastError
GetSystemTime
FindClose
CloseHandle
IsDebuggerPresent
IsProcessorFeaturePresent
GetCommandLineA
GetCurrentThreadId
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetProcAddress
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
MultiByteToWideChar
WideCharToMultiByte
GetProcessHeap
GetStdHandle
GetFileType
DeleteCriticalSection
GetModuleFileNameA
HeapFree
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetEnvironmentStringsW
FreeEnvironmentStringsW
EnterCriticalSection
LeaveCriticalSection
HeapAlloc
RtlUnwind
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
WriteFile
LoadLibraryExW
HeapReAlloc
GetStringTypeW
OutputDebugStringW
HeapSize
LCMapStringW
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetStdHandle
SetFilePointerEx
WriteConsoleW
CreateFileW
RaiseException

Sections

.text
Size: 124KB - Virtual size: 124KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 66KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1024B - Virtual size: 648B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

084f99f1c00357310d1ee5c0dbe38198

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 124KB - Virtual size: 124KB

.rdata Size: 44KB - Virtual size: 44KB

.data Size: 5KB - Virtual size: 66KB

.rsrc Size: 1024B - Virtual size: 648B

.reloc Size: 12KB - Virtual size: 11KB

.text
Size: 124KB - Virtual size: 124KB

.rdata
Size: 44KB - Virtual size: 44KB

.data
Size: 5KB - Virtual size: 66KB

.rsrc
Size: 1024B - Virtual size: 648B

.reloc
Size: 12KB - Virtual size: 11KB