Report - Brav.exe

UPX Malicious Library OS Processor Check PE32 PE File
ScreenShot
Created 2023.03.09 17:46 Machine s1_win7_x6401
Filename Brav.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
9
Behavior Score
2.6
ZERO API file : malware
VT API (file) 41 detected (MushrwuNocC, DownLoader45, Zusy, unsafe, Strab, malicious, confidence, ZexaF, lqW@a4tcFNk, Genus, Attribute, HighConfidence, AFES, score, juuhsf, TrojanX, Gencirc, high, Generic ML PUA, Wacatac, Rhadamanthys, Sabsik, Detected, ai score=80, Khalesi, Convagent, 7fuwJMoABtV, AFCZ)
md5 5a26b0142d5f9a8da8dae6c0fb70ad78
sha256 f1ba1ca31663ce270a4f69787e02781ec1380dbcc1c70b49c3b52861050af6d7
ssdeep 3072:bwevYpKTDMDU+fuuE46lC4PQyfHU6Ig4cjnjFRpbll/XbqefxlS3ETgmBN8vqI5L:sevY8mBu3wB4HzlrzPOefxoEBK7
imphash f214c5f744673db93dec4b219265fbc2
impfuzzy 24:d0VpkNmD6tVP4JNu2ffOovyNJKh4XDxvelEu7XZjtNVcxjMHArdAFyDzgbT4wx3x:UpUmD4NsW8yeeu7dt7c4ArGF/bT/3IE/
  Network IP location

Signature (5cnts)

Level Description
danger File has been identified by 41 AntiVirus engines on VirusTotal as malicious
watch Detects Avast Antivirus through the presence of a library
notice Allocates read-write-execute memory (usually to unpack itself)
info Checks if process is being debugged by a debugger
info One or more processes crashed

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
 0x40e03c GetLastError
 0x40e040 CloseHandle
 0x40e044 IsBadStringPtrA
 0x40e048 IsBadCodePtr
 0x40e04c GetModuleHandleA
 0x40e050 GetQueuedCompletionStatus
 0x40e054 FlushFileBuffers
 0x40e058 HeapSize
 0x40e05c WriteConsoleW
 0x40e060 SetStdHandle
 0x40e064 RtlUnwind
 0x40e068 IsBadReadPtr
 0x40e06c VirtualQuery
 0x40e070 GetSystemInfo
 0x40e074 CreateIoCompletionPort
 0x40e078 HeapDestroy
 0x40e07c GetProcessHeap
 0x40e080 HeapCreate
 0x40e084 ExitProcess
 0x40e088 GetTickCount
 0x40e08c lstrlenA
 0x40e090 HeapReAlloc
 0x40e094 HeapFree
 0x40e098 HeapAlloc
 0x40e09c InterlockedIncrement
 0x40e0a0 LoadLibraryW
 0x40e0a4 OutputDebugStringW
 0x40e0a8 LoadLibraryExW
 0x40e0ac LCMapStringEx
 0x40e0b0 GetStringTypeW
 0x40e0b4 GetCommandLineA
 0x40e0b8 IsDebuggerPresent
 0x40e0bc EncodePointer
 0x40e0c0 DecodePointer
 0x40e0c4 IsProcessorFeaturePresent
 0x40e0c8 SetLastError
 0x40e0cc InterlockedDecrement
 0x40e0d0 GetCurrentThreadId
 0x40e0d4 IsValidCodePage
 0x40e0d8 GetACP
 0x40e0dc GetOEMCP
 0x40e0e0 GetCPInfo
 0x40e0e4 MultiByteToWideChar
 0x40e0e8 GetModuleHandleExW
 0x40e0ec GetProcAddress
 0x40e0f0 GetStdHandle
 0x40e0f4 WriteFile
 0x40e0f8 GetModuleFileNameW
 0x40e0fc GetFileType
 0x40e100 InitializeCriticalSectionAndSpinCount
 0x40e104 DeleteCriticalSection
 0x40e108 InitOnceExecuteOnce
 0x40e10c GetStartupInfoW
 0x40e110 GetModuleFileNameA
 0x40e114 QueryPerformanceCounter
 0x40e118 GetSystemTimeAsFileTime
 0x40e11c GetTickCount64
 0x40e120 GetEnvironmentStringsW
 0x40e124 FreeEnvironmentStringsW
 0x40e128 WideCharToMultiByte
 0x40e12c UnhandledExceptionFilter
 0x40e130 SetUnhandledExceptionFilter
 0x40e134 FlsAlloc
 0x40e138 FlsGetValue
 0x40e13c FlsSetValue
 0x40e140 FlsFree
 0x40e144 GetCurrentProcess
 0x40e148 TerminateProcess
 0x40e14c GetModuleHandleW
 0x40e150 EnterCriticalSection
 0x40e154 LeaveCriticalSection
 0x40e158 GetConsoleCP
 0x40e15c GetConsoleMode
 0x40e160 SetFilePointerEx
 0x40e164 Sleep
 0x40e168 CreateFileW
USER32.dll
 0x40e18c DrawTextW
 0x40e190 TranslateMessage
 0x40e194 GetMessageW
 0x40e198 DispatchMessageW
GDI32.dll
 0x40e00c CreateCompatibleDC
 0x40e010 SelectPalette
 0x40e014 CreatePen
 0x40e018 DeleteObject
 0x40e01c SetROP2
 0x40e020 BitBlt
 0x40e024 CreateRectRgn
 0x40e028 PathToRegion
 0x40e02c CreateCompatibleBitmap
 0x40e030 CreateBitmap
 0x40e034 DeleteDC
ADVAPI32.dll
 0x40e000 GetUserNameW
 0x40e004 IsTextUnicode
SHELL32.dll
 0x40e170 CommandLineToArgvW
 0x40e174 SHGetFolderPathW
 0x40e178 SHGetSpecialFolderPathW
ole32.dll
 0x40e1ac CoUninitialize
 0x40e1b0 CoInitialize
 0x40e1b4 CoTaskMemFree
 0x40e1b8 CoCreateInstance
SHLWAPI.dll
 0x40e180 PathCompactPathExW
 0x40e184 PathMakeSystemFolderW
WINMM.dll
 0x40e1a0 PlaySoundW
 0x40e1a4 waveOutGetNumDevs

EAT(Export Address Table) is none



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