Report - build.exe

Malicious Library PE32 PE File
ScreenShot
Created 2023.11.17 18:47 Machine s1_win7_x6401
Filename build.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
4
Behavior Score
2.2
ZERO API file : malware
VT API (file) 30 detected (AIDetectMalware, malicious, high confidence, Lockbit, unsafe, Save, Attribute, HighConfidence, Convagent, Obfuscated, Krypt, moderate, score, Detected, StopCrypt, BScope, Generic@AI, RDML, 1eauRark33F4w8LmXaj9xw, Static AI, Suspicious PE, susgen, GenKryptik, ERHN, confidence, 100%)
md5 55c69dde71aa6dc2b44ccdcc36f379ea
sha256 f7adca4cc02137f6abb62b551d2e3859f058ccddfc3626c1126cc73aee9b8fb4
ssdeep 3072:otWycLs6TB65zz0dehMOHQK0RNzSRcwSlVNtiOUBrXRtRI/vo39inz:BycL/TByzz0AhMzJ/ocJVXc3RtM
imphash 0a51b1dee43d79ab01dde11c015d41e0
impfuzzy 24:JRkPHuR/WNAMckmkrqlJZD6BfuUON1VgtTJ0bsuCG1tmZhIScHuOZyvDkRTNfal/:yrbON1rQxG1tWjMuDgxfaekcQNlJ
  Network IP location

Signature (5cnts)

Level Description
danger File has been identified by 30 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 (3cnts)

Level Name Description Collection
watch Malicious_Library_Zero Malicious_Library binaries (upload)
info IsPE32 (no description) 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
 0x401008 FindResourceA
 0x40100c SetPriorityClass
 0x401010 GetConsoleAliasExesLengthA
 0x401014 SetConsoleTextAttribute
 0x401018 InitializeSListHead
 0x40101c AddConsoleAliasW
 0x401020 FreeEnvironmentStringsA
 0x401024 GetModuleHandleW
 0x401028 GetWindowsDirectoryA
 0x40102c GetSystemTimes
 0x401030 GetVolumePathNameW
 0x401034 LoadLibraryW
 0x401038 TerminateThread
 0x40103c ReadConsoleInputA
 0x401040 SizeofResource
 0x401044 GetSystemWindowsDirectoryA
 0x401048 GetConsoleAliasW
 0x40104c GetConsoleAliasesW
 0x401050 GetLastError
 0x401054 SetLastError
 0x401058 lstrcmpiA
 0x40105c GetProcAddress
 0x401060 VirtualAlloc
 0x401064 CreateFileA
 0x401068 CreateNamedPipeA
 0x40106c EnumDateFormatsExA
 0x401070 SetVolumeLabelW
 0x401074 RemoveDirectoryA
 0x401078 SearchPathA
 0x40107c SetFileAttributesA
 0x401080 PrepareTape
 0x401084 OpenWaitableTimerA
 0x401088 LoadLibraryA
 0x40108c LocalAlloc
 0x401090 GetNumberFormatW
 0x401094 FoldStringW
 0x401098 GlobalFindAtomW
 0x40109c QueryMemoryResourceNotification
 0x4010a0 EndUpdateResourceA
 0x4010a4 GetCurrentProcessId
 0x4010a8 GlobalAddAtomW
 0x4010ac AddConsoleAliasA
 0x4010b0 PeekConsoleInputW
 0x4010b4 FillConsoleOutputCharacterA
 0x4010b8 LCMapStringW
 0x4010bc GetStartupInfoW
 0x4010c0 RaiseException
 0x4010c4 RtlUnwind
 0x4010c8 TerminateProcess
 0x4010cc GetCurrentProcess
 0x4010d0 UnhandledExceptionFilter
 0x4010d4 SetUnhandledExceptionFilter
 0x4010d8 IsDebuggerPresent
 0x4010dc HeapAlloc
 0x4010e0 HeapFree
 0x4010e4 TlsGetValue
 0x4010e8 TlsAlloc
 0x4010ec TlsSetValue
 0x4010f0 TlsFree
 0x4010f4 InterlockedIncrement
 0x4010f8 GetCurrentThreadId
 0x4010fc InterlockedDecrement
 0x401100 Sleep
 0x401104 HeapSize
 0x401108 ExitProcess
 0x40110c WriteFile
 0x401110 GetStdHandle
 0x401114 GetModuleFileNameA
 0x401118 GetModuleFileNameW
 0x40111c FreeEnvironmentStringsW
 0x401120 GetEnvironmentStringsW
 0x401124 GetCommandLineW
 0x401128 SetHandleCount
 0x40112c GetFileType
 0x401130 GetStartupInfoA
 0x401134 DeleteCriticalSection
 0x401138 HeapCreate
 0x40113c VirtualFree
 0x401140 QueryPerformanceCounter
 0x401144 GetTickCount
 0x401148 GetSystemTimeAsFileTime
 0x40114c LeaveCriticalSection
 0x401150 EnterCriticalSection
 0x401154 HeapReAlloc
 0x401158 GetCPInfo
 0x40115c GetACP
 0x401160 GetOEMCP
 0x401164 IsValidCodePage
 0x401168 InitializeCriticalSectionAndSpinCount
 0x40116c GetLocaleInfoA
 0x401170 GetStringTypeA
 0x401174 MultiByteToWideChar
 0x401178 GetStringTypeW
 0x40117c LCMapStringA
 0x401180 WideCharToMultiByte
USER32.dll
 0x401188 CharToOemBuffA
 0x40118c GetMessageExtraInfo
GDI32.dll
 0x401000 GetCharABCWidthsFloatW
WINHTTP.dll
 0x401194 WinHttpReadData

EAT(Export Address Table) is none



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