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Report - smss.exe

UPX Malicious Library OS Processor Check PE File PE32
  1. Resubmit analysis
  2. Detailed report
ScreenShot
Created 2023.08.08 18:50 Machine s1_win7_x6403
Filename smss.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
8
 Behavior Score
1.6
ZERO API file : malware
VT API (file) 25 detected (AIDetectMalware, malicious, high confidence, Stop, score, Attribute, HighConfidence, FileRepMalware, Obfuscated, Lockbit, high, Static AI, Malicious PE, Sabsik, Detected, R596162, unsafe, Kryptik, CLASSIC, StopCrypt, confidence, 100%)
md5 e923ec2b220878f6f9f80ce6efbf9166
sha256 ddfae8c9fb7d2c853000483343d60ad284440709ad67a031b83800529aace880
ssdeep 3072:K29CE3ixEk8ssNjBitgSetNsU9G+N/iVqxT4XctIaw:9fWEss5ITq5MuTZG
imphash 7574067d27f1e097e97a79381564790b
impfuzzy 48:KZRUhprLKsedeQT1UndnGpErxOKS3O7K+fclGnttLwvS7:yQprLqeMwOErxOH3d+fclGnttLwvS7
  Network IP location

Signature (3cnts)

Level Description
warning File has been identified by 25 AntiVirus engines on VirusTotal as malicious
notice Allocates read-write-execute memory (usually to unpack itself)
notice The binary likely contains encrypted or compressed data indicative of a packer

Rules (5cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

Suricata ids

PE API

IAT(Import Address Table) Library

KERNEL32.dll
 0x401014 DeleteVolumeMountPointA
 0x401018 InterlockedIncrement
 0x40101c MoveFileExW
 0x401020 GetConsoleAliasA
 0x401024 GetSystemWindowsDirectoryW
 0x401028 GetUserDefaultLCID
 0x40102c FlushConsoleInputBuffer
 0x401030 FreeEnvironmentStringsA
 0x401034 GetModuleHandleW
 0x401038 GetTickCount
 0x40103c GenerateConsoleCtrlEvent
 0x401040 GetConsoleAliasExesW
 0x401044 WaitNamedPipeW
 0x401048 GetDateFormatA
 0x40104c EnumTimeFormatsW
 0x401050 GetUserDefaultLangID
 0x401054 GetDriveTypeA
 0x401058 GlobalAlloc
 0x40105c GetSystemDirectoryW
 0x401060 LoadLibraryW
 0x401064 GetConsoleMode
 0x401068 TerminateThread
 0x40106c ReadConsoleInputA
 0x401070 _hread
 0x401074 GetCalendarInfoA
 0x401078 GetConsoleAliasExesLengthW
 0x40107c GetTimeFormatW
 0x401080 GetFileAttributesW
 0x401084 TerminateProcess
 0x401088 QueryInformationJobObject
 0x40108c GetOverlappedResult
 0x401090 CreateMailslotW
 0x401094 GetPrivateProfileIntW
 0x401098 InterlockedExchange
 0x40109c GetStartupInfoA
 0x4010a0 _llseek
 0x4010a4 GetCurrentDirectoryW
 0x4010a8 SetLastError
 0x4010ac GetProcAddress
 0x4010b0 PeekConsoleInputW
 0x4010b4 GlobalGetAtomNameA
 0x4010b8 OpenWaitableTimerA
 0x4010bc OpenMutexA
 0x4010c0 InterlockedExchangeAdd
 0x4010c4 GetFileType
 0x4010c8 MoveFileA
 0x4010cc BuildCommDCBAndTimeoutsW
 0x4010d0 GetNumberFormatW
 0x4010d4 AddAtomW
 0x4010d8 SetCurrentDirectoryW
 0x4010dc GetProfileStringA
 0x4010e0 OpenJobObjectW
 0x4010e4 GetModuleHandleA
 0x4010e8 FreeEnvironmentStringsW
 0x4010ec FindNextFileW
 0x4010f0 EnumDateFormatsW
 0x4010f4 QueryPerformanceFrequency
 0x4010f8 OpenSemaphoreW
 0x4010fc SetFileShortNameA
 0x401100 LocalSize
 0x401104 GetWindowsDirectoryW
 0x401108 FindFirstVolumeW
 0x40110c GetVolumeNameForVolumeMountPointW
 0x401110 MoveFileWithProgressW
 0x401114 DebugBreak
 0x401118 ResetWriteWatch
 0x40111c ReadConsoleOutputCharacterW
 0x401120 EnumSystemLocalesW
 0x401124 DeleteFileA
 0x401128 CreateMutexW
 0x40112c GetComputerNameA
 0x401130 SetProcessAffinityMask
 0x401134 GetHandleInformation
 0x401138 GetCommandLineW
 0x40113c InterlockedDecrement
 0x401140 EncodePointer
 0x401144 DecodePointer
 0x401148 Sleep
 0x40114c InitializeCriticalSection
 0x401150 DeleteCriticalSection
 0x401154 EnterCriticalSection
 0x401158 LeaveCriticalSection
 0x40115c GetLastError
 0x401160 HeapFree
 0x401164 HeapAlloc
 0x401168 HeapSetInformation
 0x40116c GetStartupInfoW
 0x401170 RaiseException
 0x401174 RtlUnwind
 0x401178 WideCharToMultiByte
 0x40117c LCMapStringW
 0x401180 MultiByteToWideChar
 0x401184 GetCPInfo
 0x401188 IsProcessorFeaturePresent
 0x40118c HeapCreate
 0x401190 ExitProcess
 0x401194 WriteFile
 0x401198 GetStdHandle
 0x40119c GetModuleFileNameW
 0x4011a0 UnhandledExceptionFilter
 0x4011a4 SetUnhandledExceptionFilter
 0x4011a8 IsDebuggerPresent
 0x4011ac GetCurrentProcess
 0x4011b0 SetFilePointer
 0x4011b4 GetEnvironmentStringsW
 0x4011b8 SetHandleCount
 0x4011bc InitializeCriticalSectionAndSpinCount
 0x4011c0 TlsAlloc
 0x4011c4 TlsGetValue
 0x4011c8 TlsSetValue
 0x4011cc TlsFree
 0x4011d0 GetCurrentThreadId
 0x4011d4 QueryPerformanceCounter
 0x4011d8 GetCurrentProcessId
 0x4011dc GetSystemTimeAsFileTime
 0x4011e0 GetLocaleInfoW
 0x4011e4 HeapSize
 0x4011e8 GetACP
 0x4011ec GetOEMCP
 0x4011f0 IsValidCodePage
 0x4011f4 GetLocaleInfoA
 0x4011f8 EnumSystemLocalesA
 0x4011fc IsValidLocale
 0x401200 GetStringTypeW
 0x401204 HeapReAlloc
 0x401208 SetStdHandle
 0x40120c GetConsoleCP
 0x401210 FlushFileBuffers
 0x401214 WriteConsoleW
 0x401218 CreateFileW
 0x40121c CloseHandle
GDI32.dll
 0x401008 GetCharWidthA
 0x40100c GetTextFaceA
ADVAPI32.dll
 0x401000 InitializeAcl

EAT(Export Address Table) is none


Similarity measure (PE file only) - Checking for service failure