Report - build.exe

Malicious Library UPX PE32 PE File OS Processor Check
ScreenShot
Created 2023.11.18 12:40 Machine s1_win7_x6403
Filename build.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
3
Behavior Score
2.4
ZERO API file : clean
VT API (file) 42 detected (AIDetectMalware, Chapak, malicious, high confidence, Jaik, Stop, Lockbit, Save, confidence, 100%, Attribute, HighConfidence, FileRepMalware, Obfuscated, moderate, score, Krypt, Static AI, Malicious PE, ai score=87, Detected, Sabsik, Artemis, BScope, unsafe, Generic@AI, RDML, r28XmeRReaRTYDkBXTp8Nw, susgen, GenKryptik, ERHN)
md5 1e723a96f93d0f5a6319413595660f4b
sha256 0e093049b2e7265ce11c541b4f4d9125d44f668fb51ed397c51545c6b46f0fa1
ssdeep 3072:LN/kOdzXtLYeZKpK3SYSzks/sxL4epLwTpKuQwtJl9JUeNHEKRqxYtw39i3Fb:LNciLfKpK3WQLspKuQoZJ9HmxYtwM
imphash 3cbcbc585b75792bafe59018ed63eaec
impfuzzy 24:mkPHuRGQsN0ck0krqlJ4WfuUON1VztTJdb/D+/G3tmZhIScHuOZyvDkRTNfPlC82:ks4vNN1DAG3tWjMuDgxfP9XAaW
  Network IP location

Signature (5cnts)

Level Description
danger File has been identified by 42 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
 0x401008 CreateFileA
 0x40100c FindResourceA
 0x401010 SetLocalTime
 0x401014 GetConsoleAliasExesLengthA
 0x401018 SetConsoleTextAttribute
 0x40101c InitializeSListHead
 0x401020 AddConsoleAliasW
 0x401024 FreeEnvironmentStringsA
 0x401028 GetModuleHandleW
 0x40102c GetNumberFormatA
 0x401030 GetWindowsDirectoryA
 0x401034 GetPriorityClass
 0x401038 GetVolumePathNameW
 0x40103c LoadLibraryW
 0x401040 ReadConsoleInputA
 0x401044 SizeofResource
 0x401048 GetSystemWindowsDirectoryA
 0x40104c GetConsoleAliasW
 0x401050 TerminateProcess
 0x401054 GetConsoleAliasesW
 0x401058 GetLastError
 0x40105c SetLastError
 0x401060 lstrcmpiA
 0x401064 SetVolumeLabelA
 0x401068 VirtualAlloc
 0x40106c CreateNamedPipeA
 0x401070 EnumDateFormatsExA
 0x401074 RemoveDirectoryA
 0x401078 SearchPathA
 0x40107c SetFileAttributesA
 0x401080 PrepareTape
 0x401084 OpenWaitableTimerA
 0x401088 LoadLibraryA
 0x40108c LocalAlloc
 0x401090 FoldStringW
 0x401094 GlobalFindAtomW
 0x401098 QueryMemoryResourceNotification
 0x40109c EndUpdateResourceA
 0x4010a0 GetWindowsDirectoryW
 0x4010a4 GetCurrentProcessId
 0x4010a8 GlobalAddAtomW
 0x4010ac AddConsoleAliasA
 0x4010b0 CloseHandle
 0x4010b4 GetProcAddress
 0x4010b8 FillConsoleOutputCharacterA
 0x4010bc GetStartupInfoW
 0x4010c0 RaiseException
 0x4010c4 RtlUnwind
 0x4010c8 GetCurrentProcess
 0x4010cc UnhandledExceptionFilter
 0x4010d0 SetUnhandledExceptionFilter
 0x4010d4 IsDebuggerPresent
 0x4010d8 HeapAlloc
 0x4010dc HeapFree
 0x4010e0 TlsGetValue
 0x4010e4 TlsAlloc
 0x4010e8 TlsSetValue
 0x4010ec TlsFree
 0x4010f0 InterlockedIncrement
 0x4010f4 GetCurrentThreadId
 0x4010f8 InterlockedDecrement
 0x4010fc Sleep
 0x401100 HeapSize
 0x401104 ExitProcess
 0x401108 WriteFile
 0x40110c GetStdHandle
 0x401110 GetModuleFileNameA
 0x401114 GetModuleFileNameW
 0x401118 FreeEnvironmentStringsW
 0x40111c GetEnvironmentStringsW
 0x401120 GetCommandLineW
 0x401124 SetHandleCount
 0x401128 GetFileType
 0x40112c GetStartupInfoA
 0x401130 DeleteCriticalSection
 0x401134 HeapCreate
 0x401138 VirtualFree
 0x40113c QueryPerformanceCounter
 0x401140 GetTickCount
 0x401144 GetSystemTimeAsFileTime
 0x401148 LeaveCriticalSection
 0x40114c EnterCriticalSection
 0x401150 HeapReAlloc
 0x401154 GetModuleHandleA
 0x401158 GetCPInfo
 0x40115c GetACP
 0x401160 GetOEMCP
 0x401164 IsValidCodePage
 0x401168 InitializeCriticalSectionAndSpinCount
 0x40116c SetFilePointer
 0x401170 ReadFile
 0x401174 GetLocaleInfoA
 0x401178 GetStringTypeA
 0x40117c MultiByteToWideChar
 0x401180 GetStringTypeW
 0x401184 LCMapStringA
 0x401188 WideCharToMultiByte
 0x40118c LCMapStringW
 0x401190 SetStdHandle
 0x401194 GetConsoleCP
 0x401198 GetConsoleMode
 0x40119c FlushFileBuffers
 0x4011a0 WriteConsoleA
 0x4011a4 GetConsoleOutputCP
 0x4011a8 WriteConsoleW
USER32.dll
 0x4011b0 GetMessageExtraInfo
 0x4011b4 CharToOemBuffA
GDI32.dll
 0x401000 GetCharABCWidthsFloatW

EAT(Export Address Table) is none



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