Report - os.exe

Malicious Library UPX PE File OS Processor Check PE32
ScreenShot
Created 2021.10.29 09:47 Machine s1_win7_x6403
Filename os.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
5
Behavior Score
2.0
ZERO API file : clean
VT API (file) 24 detected (malicious, high confidence, Save, Kryptik, Eldorado, Attribute, HighConfidence, HNCD, score, Emotet, WS9D4D, Woreflint, Unsafe, ET#88%, RDMK, cmRtazrZscANZcqSt4nKaN7alzxM, Static AI, Malicious PE, susgen, confidence)
md5 95ba9d5a5cd05fec041a876e1e2b66b2
sha256 b4edff6003f9f9c93ab200311c08c1798898da7787ddbfe48a9333646aa1b432
ssdeep 6144:qR+lYp9QIJnaWTHxwhygC/MixUW6T5fbFKz:6puqaKHxwwgC/MixcFbs
imphash cd3349acab1a965fa4dc049104411ed3
impfuzzy 48:7q0wUHWks1UHlp5Oz1/hX8IyK9zqYBckA:j5MUv5AhX8IyQzqYBckA
  Network IP location

Signature (5cnts)

Level Description
warning File has been identified by 24 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
info The file contains an unknown PE resource name possibly indicative of a packer
info This executable has a PDB path

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
 0x401000 FindFirstChangeNotificationW
 0x401004 GetConsoleAliasesLengthW
 0x401008 GetCPInfo
 0x40100c HeapAlloc
 0x401010 InterlockedIncrement
 0x401014 CompareFileTime
 0x401018 SetHandleInformation
 0x40101c FindFirstFileExW
 0x401020 LockFile
 0x401024 BackupSeek
 0x401028 GetModuleHandleW
 0x40102c GetTickCount
 0x401030 IsBadReadPtr
 0x401034 GetConsoleAliasesLengthA
 0x401038 CreateActCtxW
 0x40103c GetDriveTypeA
 0x401040 TlsSetValue
 0x401044 GlobalAlloc
 0x401048 GetConsoleMode
 0x40104c CopyFileW
 0x401050 VerifyVersionInfoA
 0x401054 GetModuleFileNameW
 0x401058 GetStartupInfoA
 0x40105c GetLastError
 0x401060 GetLongPathNameW
 0x401064 GetProcAddress
 0x401068 FindVolumeMountPointClose
 0x40106c WriteProfileSectionA
 0x401070 OpenWaitableTimerA
 0x401074 SetFileApisToANSI
 0x401078 QueryDosDeviceW
 0x40107c GlobalGetAtomNameW
 0x401080 GetModuleFileNameA
 0x401084 GetModuleHandleA
 0x401088 FreeEnvironmentStringsW
 0x40108c GetCurrentDirectoryA
 0x401090 CompareStringA
 0x401094 GetFileTime
 0x401098 GetConsoleCursorInfo
 0x40109c SetProcessShutdownParameters
 0x4010a0 SetFileShortNameA
 0x4010a4 GetVersionExA
 0x4010a8 TlsAlloc
 0x4010ac GetWindowsDirectoryW
 0x4010b0 FileTimeToLocalFileTime
 0x4010b4 DeleteFileA
 0x4010b8 MoveFileA
 0x4010bc GetCommandLineA
 0x4010c0 HeapSetInformation
 0x4010c4 GetStartupInfoW
 0x4010c8 IsProcessorFeaturePresent
 0x4010cc EncodePointer
 0x4010d0 DecodePointer
 0x4010d4 HeapValidate
 0x4010d8 SetUnhandledExceptionFilter
 0x4010dc QueryPerformanceCounter
 0x4010e0 GetCurrentThreadId
 0x4010e4 GetCurrentProcessId
 0x4010e8 GetSystemTimeAsFileTime
 0x4010ec InterlockedDecrement
 0x4010f0 ExitProcess
 0x4010f4 WideCharToMultiByte
 0x4010f8 GetEnvironmentStringsW
 0x4010fc SetHandleCount
 0x401100 GetStdHandle
 0x401104 InitializeCriticalSectionAndSpinCount
 0x401108 GetFileType
 0x40110c DeleteCriticalSection
 0x401110 TlsGetValue
 0x401114 TlsFree
 0x401118 SetLastError
 0x40111c HeapCreate
 0x401120 WriteFile
 0x401124 TerminateProcess
 0x401128 GetCurrentProcess
 0x40112c UnhandledExceptionFilter
 0x401130 IsDebuggerPresent
 0x401134 RtlUnwind
 0x401138 GetACP
 0x40113c GetOEMCP
 0x401140 IsValidCodePage
 0x401144 RaiseException
 0x401148 EnterCriticalSection
 0x40114c LeaveCriticalSection
 0x401150 HeapReAlloc
 0x401154 HeapSize
 0x401158 HeapQueryInformation
 0x40115c HeapFree
 0x401160 LoadLibraryW
 0x401164 OutputDebugStringA
 0x401168 WriteConsoleW
 0x40116c OutputDebugStringW
 0x401170 GetStringTypeW
 0x401174 MultiByteToWideChar
 0x401178 LCMapStringW
 0x40117c SetFilePointer
 0x401180 GetConsoleCP
 0x401184 SetStdHandle
 0x401188 CreateFileW
 0x40118c CloseHandle
 0x401190 FlushFileBuffers

EAT(Export Address Table) is none



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