utl[.]exe | Triage

Resubmissions

22/02/2024, 09:36

240222-lk5pqafc7s 3

21/02/2024, 18:56

240221-xleepsdf31 4

21/02/2024, 18:52

240221-xjg3tadf2s 3

Sharing

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General

Target

utl.exe
Size

635KB
MD5

465c96d665a5fbf364cd108fe14bd1a5
SHA1

947577d80aa76a955b1bf7f65feeae14ee926b05
SHA256

53386f9ae754ec6582ad87b2f4aa105a6991a2a391d4fbc4d97958f236a5f44f
SHA512

2e0c3262613ade63c786adc6dcdc3aa0446faaba803050ba78f8facec46bb7c5a846cdd7e29921a33245349306905e7acff3f64821bf6f8a71234eabfc0fa2dc
SSDEEP

12288:oLkNjRQT8PaZZcax0keyBfZZZwZZZZZ4ZZZZgZZlUGibSMZbZZZZZTZZZZZZZcZH:gURQIPaZZcax0kewfZZZwZZZZZ4ZZZZu

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
utl.exe

Files

utl.exe
.exe windows:6 windows x64 arch:x64

2903938ebca26120e91d0905dbfde587

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\buildslave\unity\build\artifacts\WindowsPlayer\Win64_nondev_m_r\WindowsPlayer_Master_mono_x64.pdb

Imports

unityplayer

UnityMain

kernel32

TerminateProcess
CloseHandle
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
CreateFileW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
RaiseException
GetStdHandle
WriteFile
GetModuleFileNameW
GetCurrentProcess
ExitProcess
WriteConsoleW
GetModuleHandleExW
HeapFree
HeapAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
LCMapStringW
GetProcessHeap
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx

Exports

Exports

AmdPowerXpressRequestHighPerformance
NvOptimusEnablement

Sections

.text
Size: 40KB - Virtual size: 39KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 34KB - Virtual size: 33KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 552KB - Virtual size: 552KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

2903938ebca26120e91d0905dbfde587

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

unityplayer

kernel32

Exports

Exports

Sections

.text Size: 40KB - Virtual size: 39KB

.rdata Size: 34KB - Virtual size: 33KB

.data Size: 2KB - Virtual size: 6KB

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

.rsrc Size: 552KB - Virtual size: 552KB

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

.text
Size: 40KB - Virtual size: 39KB

.rdata
Size: 34KB - Virtual size: 33KB

.data
Size: 2KB - Virtual size: 6KB

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

.rsrc
Size: 552KB - Virtual size: 552KB

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