emu_v2[.]exe | Triage™

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General

Target
emu_v2.exe
Size 590KB
Sample260714-ybd7macv4l
SHA256 233b2f880093ad9eea9642bc172c9af6a7a0a4221949fb2e43c73dd973f14a3d
MD5 d0afc4d5f2fcc27222b14bad00e96800
SHA1 b4ac05424728b224ddee5f52b8d7e8fd51e735c1
SHA512 a639bd855dbf230204685b22c8ca604aa6761b6cfb4a1a10a3a37b1a63100f0ed953d122c0801bc2049d6e44b9b4863ff73214a7fd5ee4974f0e2edc477de276
SSDEEP 12288:3IhfpgOp0hGofkGnKrpJiLc9lFNR28v+VWH/2y:exShGSwpLDP4M+VWHuy
TLSH
T12CD45D26A7A400FDE177C1B8CA664913F67278460371AADF03D05AA32F176E45F7EB21
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
emu_v2.exe

File Explorer

emu_v2.exe

.exe 590KB

emu_v2.exe

IMPHASH d6cdad2cf739e69bb443ffbbf88ce90e
SHA256 233b2f880093ad9eea9642bc172c9af6a7a0a4221949fb2e43c73dd973f14a3d
MD5 d0afc4d5f2fcc27222b14bad00e96800
SHA1 b4ac05424728b224ddee5f52b8d7e8fd51e735c1
SHA512 a639bd855dbf230204685b22c8ca604aa6761b6cfb4a1a10a3a37b1a63100f0ed953d122c0801bc2049d6e44b9b4863ff73214a7fd5ee4974f0e2edc477de276
SSDEEP 12288:3IhfpgOp0hGofkGnKrpJiLc9lFNR28v+VWH/2y:exShGSwpLDP4M+VWHuy
TLSH
T12CD45D26A7A400FDE177C1B8CA664913F67278460371AADF03D05AA32F176E45F7EB21
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

268448

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

winhttp

WinHttpOpen WinHttpReceiveResponse WinHttpSendRequest WinHttpOpenRequest WinHttpSetTimeouts WinHttpSetOption WinHttpQueryDataAvailable WinHttpReadData WinHttpConnect WinHttpCloseHandle WinHttpQueryHeaders

ws2_32

accept bind closesocket connect htonl htons recv send setsockopt socket WSAStartup WSAGetLastError listen inet_pton

secur32

AcquireCredentialsHandleW DecryptMessage EncryptMessage FreeContextBuffer QueryContextAttributesW DeleteSecurityContext AcceptSecurityContext InitializeSecurityContextW FreeCredentialsHandle

bcrypt

BCryptOpenAlgorithmProvider BCryptGetProperty BCryptSetProperty BCryptCloseAlgorithmProvider BCryptGenerateKeyPair BCryptEncrypt BCryptExportKey BCryptFinalizeKeyPair BCryptDestroyKey BCryptGenRandom BCryptGenerateSymmetricKey

crypt32

PFXExportCertStore PFXImportCertStore CryptStringToBinaryA CertCreateSelfSignCertificate CertStrToNameA CryptImportPublicKeyInfoEx2 CertFreeCertificateContext CertFindCertificateInStore CertCloseStore CertOpenStore CryptDecodeObjectEx

advapi32

CryptDestroyHash CryptHashData CryptCreateHash CryptGetHashParam CryptReleaseContext CryptAcquireContextW StartServiceA QueryServiceStatus OpenServiceA OpenSCManagerW ControlService CloseServiceHandle RegQueryValueExW RegOpenKeyExW RegCloseKey

kernel32

IsDebuggerPresent GetCommandLineW GetCommandLineA GetModuleFileNameW GetProcAddress ExitProcess GetCurrentProcess IsProcessorFeaturePresent ReadConsoleInputW UnhandledExceptionFilter SetConsoleMode GetTimeZoneInformation GetFileAttributesExW CreateProcessW WaitForSingleObject HeapReAlloc ReadConsoleW SetFilePointerEx GetFileSizeEx GetConsoleMode PeekConsoleInputA IsValidCodePage GetACP GetOEMCP FindClose FindFirstFileExW FindNextFileW GetEnvironmentStringsW FreeEnvironmentStringsW SetEnvironmentVariableW GetProcessHeap SetStdHandle HeapSize WriteConsoleW SetEndOfFile HeapAlloc HeapFree VirtualProtect LoadLibraryExW GetDateFormatW GetTimeFormatW CompareStringW LCMapStringW GetNumberOfConsoleInputEvents QueryPerformanceFrequency GetStdHandle CreateFileA CreateFileW GetVolumeInformationW ReadFile WriteFile CloseHandle GetLastError ConnectNamedPipe CreateNamedPipeW DeviceIoControl Sleep TerminateProcess GetExitCodeProcess CreateThread GetSystemInfo GetSystemTime GetSystemDirectoryW GetModuleFileNameA LocalFree GetComputerNameW SetConsoleCtrlHandler FillConsoleOutputCharacterA FillConsoleOutputAttribute GetConsoleScreenBufferInfo SetConsoleCursorPosition SetConsoleTextAttribute SetConsoleTitleW CreateToolhelp32Snapshot Process32FirstW Process32NextW QueryPerformanceCounter GetConsoleCP GetSystemTimePreciseAsFileTime WaitForSingleObjectEx GetCurrentThreadId GetExitCodeThread ReleaseSRWLockExclusive AcquireSRWLockExclusive TryAcquireSRWLockExclusive WideCharToMultiByte EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection WakeAllConditionVariable SleepConditionVariableSRW EncodePointer DecodePointer CompareStringEx MultiByteToWideChar GetCPInfo LCMapStringEx GetStringTypeW SetUnhandledExceptionFilter GetStartupInfoW GetModuleHandleW GetCurrentProcessId GetSystemTimeAsFileTime InitializeSListHead GetModuleHandleExW GetConsoleOutputCP FlushFileBuffers GetFileType EnumSystemLocalesW GetUserDefaultLCID IsValidLocale RaiseException SetLastError FlsAlloc FlsGetValue FlsSetValue FlsFree ExitThread FreeLibrary FreeLibraryAndExitThread GetLocaleInfoW

ntdll

RtlLookupFunctionEntry RtlUnwindEx RtlCaptureContext RtlVirtualUnwind RtlUnwind RtlPcToFileHeader

Name

.text

Size

435KB

Virtual Size

435KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

121KB

Virtual Size

121KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

9KB

Virtual Size

15KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

19KB

Virtual Size

18KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.reloc

Size

3KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

emu_v2.exe

winhttp

ws2_32

secur32

bcrypt

crypt32

advapi32

kernel32

ntdll

generic