quasar[.]exe | Triage™

General

Target
quasar.exe
Size 37.4MB
Sample260822-kva3essgnf
SHA256 e415ca0a1a9c806e818492513084afcf8aa8bf503e9dc1e0403130af985521a6
MD5 ec1ee1e63747a214b8a066eacadb7ab7
SHA1 1b0c82d8e4e11ad3878c02c408573b6d23df9115
SHA512 f806dfad3da274b1cbb90c5bd445e1e3029a17fb55fb5e27f8fed06cdee88eb914a9e71acec43fc61dc3a3c6120b96c44b4061cf433ad915329f5890be8fa240
SSDEEP 786432:42G4TLcNOiVaZqfPOrrwKvuToWAGWFtZq53pwcxi+Ml/Lk0e:vTIAiVaMfPOrrb0oZVDq5ZwNJpLW
TLSH
T11D87335959D02963EDD2E979CA73C6B5B2B699302F61898F128D03B13F73A84443F336
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
quasar.exe

File Explorer

quasar.exe

.exe 37.4MB
quasar.pyc

30KB

quasar.exe

IMPHASH 351592d5ead6df0859b0cc0056827c95
SHA256 e415ca0a1a9c806e818492513084afcf8aa8bf503e9dc1e0403130af985521a6
MD5 ec1ee1e63747a214b8a066eacadb7ab7
SHA1 1b0c82d8e4e11ad3878c02c408573b6d23df9115
SHA512 f806dfad3da274b1cbb90c5bd445e1e3029a17fb55fb5e27f8fed06cdee88eb914a9e71acec43fc61dc3a3c6120b96c44b4061cf433ad915329f5890be8fa240
SSDEEP 786432:42G4TLcNOiVaZqfPOrrwKvuToWAGWFtZq53pwcxi+Ml/Lk0e:vTIAiVaMfPOrrb0oZVDq5ZwNJpLW
TLSH
T11D87335959D02963EDD2E979CA73C6B5B2B699302F61898F128D03B13F73A84443F336
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detects Pyinstaller

pyinstaller
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

0

Major OS version

6

Entry point

54464

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_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

user32

TranslateMessage ShutdownBlockReasonCreate GetWindowThreadProcessId SetWindowLongPtrW GetWindowLongPtrW MsgWaitForMultipleObjects ShowWindow DestroyWindow CreateWindowExW RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW GetMessageW

kernel32

GetTimeZoneInformation GetProcessHeap FreeEnvironmentStringsW GetEnvironmentStringsW GetCPInfo GetOEMCP GetACP IsValidCodePage GetStringTypeW GetLastError FreeLibrary GetProcAddress LoadLibraryExW FormatMessageW GetModuleFileNameW SetDllDirectoryW CreateSymbolicLinkW SetErrorMode CreateDirectoryW GetCommandLineW GetEnvironmentVariableW ExpandEnvironmentStringsW DeleteFileW FindClose HeapSize FindNextFileW GetDriveTypeW RemoveDirectoryW GetTempPathW CloseHandle QueryPerformanceCounter QueryPerformanceFrequency WaitForSingleObject Sleep GetCurrentProcess GetCurrentProcessId TerminateProcess GetExitCodeProcess CreateProcessW GetStartupInfoW LocalFree SetConsoleCtrlHandler GetConsoleWindow K32EnumProcessModules K32GetModuleFileNameExW CreateFileW FindFirstFileExW GetFinalPathNameByHandleW MultiByteToWideChar WideCharToMultiByte GetFileAttributesExW HeapReAlloc WriteConsoleW SetEndOfFile FindFirstFileW GetModuleHandleW RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter IsProcessorFeaturePresent GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent RtlUnwindEx SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree EncodePointer RaiseException RtlPcToFileHeader GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime ReadFile GetFullPathNameW SetStdHandle GetStdHandle WriteFile ExitProcess GetModuleHandleExW GetCommandLineA HeapFree GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleOutputCP GetFileSizeEx HeapAlloc GetCurrentDirectoryW FlsAlloc FlsGetValue FlsSetValue FlsFree InitializeCriticalSectionEx VirtualProtect CompareStringW LCMapStringW FlushFileBuffers SetEnvironmentVariableW

advapi32

ConvertSidToStringSidW GetTokenInformation OpenProcessToken ConvertStringSecurityDescriptorToSecurityDescriptorW

Name

.text

Size

182KB

Virtual Size

182KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

78KB

Virtual Size

78KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

20KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

9KB

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

.rsrc

Size

6KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

quasar.exe

user32

kernel32

advapi32

generic

quasar.pyc