Report - x64.dll

UPX Downloader Malicious Library OS Processor Check DLL PE64 PE File
ScreenShot
Created 2023.04.27 11:36 Machine s1_win7_x6401
Filename x64.dll
Type PE32+ executable (DLL) (GUI) x86-64, for MS Windows
AI Score
6
Behavior Score
1.6
ZERO API
VT API (file) 44 detected (Tedy, Artemis, Small, Vd2v, ABRisk, MNKJ, Attribute, HighConfidence, malicious, high confidence, a variant of Generik, FUXZVC, score, CLOUD, R002C0DKB22, GenKD, tvnxz, ai score=87, Detected, Jtgl, susgen, PossibleThreat)
md5 679795d1f387d9a6bedda306964f7aca
sha256 275a9a7b99f3474cbf8a61964a6022e3cf7baf76e0ee2fba31a708d8f1e25bd0
ssdeep 1536:PlDf5UB2vFMiSI6vlOV9JZ+OLJs7UsWe1Ed09dlf/4ia:PlDf5JmiB6tarZ+ii7bcMN/4ia
imphash cfaa2e70e3ba0118bca792fff0afedf3
impfuzzy 24:RZSpi02tMS17VlJnc+pl3eDoTYosSOovbO9ZsvwGME:RZS0tMS17Fc+pp/YJ36b
  Network IP location

Signature (3cnts)

Level Description
danger File has been identified by 44 AntiVirus engines on VirusTotal as malicious
info The executable contains unknown PE section names indicative of a packer (could be a false positive)
info This executable has a PDB path

Rules (7cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Network_Downloader File Downloader binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsDLL (no description) binaries (upload)
info IsPE64 (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

SHELL32.dll
 0x18000d218 ShellExecuteA
urlmon.dll
 0x18000d228 URLDownloadToFileA
KERNEL32.dll
 0x18000d000 HeapFree
 0x18000d008 WriteConsoleW
 0x18000d010 CloseHandle
 0x18000d018 CreateFileW
 0x18000d020 RtlCaptureContext
 0x18000d028 RtlLookupFunctionEntry
 0x18000d030 RtlVirtualUnwind
 0x18000d038 UnhandledExceptionFilter
 0x18000d040 SetUnhandledExceptionFilter
 0x18000d048 GetCurrentProcess
 0x18000d050 TerminateProcess
 0x18000d058 IsProcessorFeaturePresent
 0x18000d060 QueryPerformanceCounter
 0x18000d068 GetCurrentProcessId
 0x18000d070 GetCurrentThreadId
 0x18000d078 GetSystemTimeAsFileTime
 0x18000d080 InitializeSListHead
 0x18000d088 IsDebuggerPresent
 0x18000d090 GetStartupInfoW
 0x18000d098 GetModuleHandleW
 0x18000d0a0 RtlUnwindEx
 0x18000d0a8 InterlockedFlushSList
 0x18000d0b0 GetLastError
 0x18000d0b8 SetLastError
 0x18000d0c0 EnterCriticalSection
 0x18000d0c8 LeaveCriticalSection
 0x18000d0d0 DeleteCriticalSection
 0x18000d0d8 InitializeCriticalSectionAndSpinCount
 0x18000d0e0 TlsAlloc
 0x18000d0e8 TlsGetValue
 0x18000d0f0 TlsSetValue
 0x18000d0f8 TlsFree
 0x18000d100 FreeLibrary
 0x18000d108 GetProcAddress
 0x18000d110 LoadLibraryExW
 0x18000d118 RaiseException
 0x18000d120 ExitProcess
 0x18000d128 GetModuleHandleExW
 0x18000d130 GetModuleFileNameW
 0x18000d138 HeapAlloc
 0x18000d140 FindClose
 0x18000d148 FindFirstFileExW
 0x18000d150 FindNextFileW
 0x18000d158 IsValidCodePage
 0x18000d160 GetACP
 0x18000d168 GetOEMCP
 0x18000d170 GetCPInfo
 0x18000d178 GetCommandLineA
 0x18000d180 GetCommandLineW
 0x18000d188 MultiByteToWideChar
 0x18000d190 WideCharToMultiByte
 0x18000d198 GetEnvironmentStringsW
 0x18000d1a0 FreeEnvironmentStringsW
 0x18000d1a8 LCMapStringW
 0x18000d1b0 GetProcessHeap
 0x18000d1b8 GetStdHandle
 0x18000d1c0 GetFileType
 0x18000d1c8 GetStringTypeW
 0x18000d1d0 HeapSize
 0x18000d1d8 HeapReAlloc
 0x18000d1e0 SetStdHandle
 0x18000d1e8 FlushFileBuffers
 0x18000d1f0 WriteFile
 0x18000d1f8 GetConsoleOutputCP
 0x18000d200 GetConsoleMode
 0x18000d208 SetFilePointerEx

EAT(Export Address Table) is none



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