QuasarTool[.]exe | Triage™

General

Target
QuasarTool.exe
Size 12.6MB
Sample260830-157gdadf32
SHA256 1246fe2df14d83199a8ccc79dfa23b48e386f935e37ba9f13bf0302ac1568307
MD5 5c1444b927eda250c3cd8cfdc681a944
SHA1 448ca6e83e0ba303296bae6d34d71243b4d2fa64
SHA512 5fd31c72e52cf43c31b1f2e9c363ce5f09e56c58b4dc520227db7a73f9d047dca5989ebbce38fca2bdda9ce7e7f46736796dde4d9c8e48a42dd273ebdc795429
SSDEEP 393216:BbmNU0YvH0l1n1RCRcUbWgdgi/cn1aKd:ByNUhvq5USg+i/Ma
TLSH
T1C5D63354AA4380FBCAE31279C97AC250D6B278CF4374C9EF868443266D27BF51635BB1
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
QuasarTool.exe

File Explorer

QuasarTool.exe

.exe 12.6MB
quasar.pyc

26KB

QuasarTool.exe

IMPHASH ed71b47f404234b025eb1f9c0778046c
SHA256 1246fe2df14d83199a8ccc79dfa23b48e386f935e37ba9f13bf0302ac1568307
MD5 5c1444b927eda250c3cd8cfdc681a944
SHA1 448ca6e83e0ba303296bae6d34d71243b4d2fa64
SHA512 5fd31c72e52cf43c31b1f2e9c363ce5f09e56c58b4dc520227db7a73f9d047dca5989ebbce38fca2bdda9ce7e7f46736796dde4d9c8e48a42dd273ebdc795429
SSDEEP 393216:BbmNU0YvH0l1n1RCRcUbWgdgi/cn1aKd:ByNUhvq5USg+i/Ma
TLSH
T1C5D63354AA4380FBCAE31279C97AC250D6B278CF4374C9EF868443266D27BF51635BB1
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

55488

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

GetCursorPos ShutdownBlockReasonCreate GetWindowThreadProcessId SetWindowLongPtrW GetWindowLongPtrW MsgWaitForMultipleObjects ShowWindow DestroyWindow CreateWindowExW RegisterClassW DefWindowProcW PeekMessageW DispatchMessageW TranslateMessage GetMessageW GetMonitorInfoW MonitorFromPoint GetSystemMetrics

kernel32

GetTimeZoneInformation GetProcessHeap FreeEnvironmentStringsW GetEnvironmentStringsW GetCPInfo GetOEMCP GetACP IsValidCodePage GetStringTypeW GetFileAttributesExW SetEnvironmentVariableW FlushFileBuffers GetLastError FreeLibrary GetProcAddress LoadLibraryExW FormatMessageW CloseHandle GetCurrentProcess QueryFullProcessImageNameW SetDllDirectoryW CreateSymbolicLinkW SetErrorMode GetCurrentProcessId OpenProcess CreateToolhelp32Snapshot Process32FirstW HeapSize CreateDirectoryW GetCommandLineW GetEnvironmentVariableW ExpandEnvironmentStringsW DeleteFileW FindClose FindFirstFileW FindNextFileW GetDriveTypeW RemoveDirectoryW GetTempPathW QueryPerformanceCounter QueryPerformanceFrequency WaitForSingleObject Sleep TerminateProcess GetExitCodeProcess CreateProcessW GetStartupInfoW LocalFree SetConsoleCtrlHandler GetConsoleWindow K32EnumProcessModules K32GetModuleFileNameExW CreateFileW FindFirstFileExW MultiByteToWideChar WideCharToMultiByte HeapReAlloc WriteConsoleW SetEndOfFile Process32NextW GetModuleHandleW GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead SetUnhandledExceptionFilter RtlUnwindEx SetLastError FlsAlloc FlsGetValue FlsSetValue FlsFree EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection RtlLookupFunctionEntry EncodePointer RaiseException RtlPcToFileHeader GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime ReadFile GetFullPathNameW SetStdHandle GetStdHandle WriteFile GetModuleFileNameW ExitProcess GetModuleHandleExW GetCommandLineA IsProcessorFeaturePresent HeapFree RtlCaptureContext RtlVirtualUnwind IsDebuggerPresent UnhandledExceptionFilter GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleOutputCP GetFileSizeEx HeapAlloc GetCurrentDirectoryW VirtualProtect CompareStringW LCMapStringW

advapi32

ConvertSidToStringSidW GetTokenInformation OpenProcessToken ConvertStringSecurityDescriptorToSecurityDescriptorW

Name

.text

Size

183KB

Virtual Size

183KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

80KB

Virtual Size

80KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

18KB

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

5KB

Virtual Size

4KB

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

QuasarTool.exe

user32

kernel32

advapi32

generic

quasar.pyc