quasar | 2024-05-03_7209a91ded834143f4268f22b3365f19_icedid_quasar-rat_xrat

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General

Target
2024-05-03_7209a91ded834143f4268f22b3365f19_icedid_quasar-rat_xrat
Size 4.7MB
Sample240503-hntvvabe53
SHA256 e34034dbb4cbb553b51e609d2163e05898b8691d4697ebffd0e26dadc4e904ed
MD5 7209a91ded834143f4268f22b3365f19
SHA1 307ef53a216893dd5561952f09e28a859be9d378
SHA512 b6563ffa620208a73ac250a27525be9062cc49f7575c332b480a8a3e2edc51247aa284ce4cc30fe4c8cfa13f439d4ab44f387fc3c8f5ec8d2859641eca77b5ad
SSDEEP 98304:0k47/wbQvr22SsaNYfdPBldt6+dBcjHtKRJ6BlIbzZ5IbzZR:0ZvM7jGIKsj
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

quasar

Malware Config

Signatures

Detects Windows executables referencing non-Windows User-Agents 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables containing common artifacts observed in infostealers 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_GENInfoStealer

Quasar family
quasar

Quasar payload 1 IoCs

resource	yara_rule
sample	family_quasar

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-05-03_7209a91ded834143f4268f22b3365f19_icedid_quasar-rat_xrat

File Explorer

2024-05-03_7209a91ded834143f4268f22b3365f19_icedid_quasar-rat_xrat

.exe 4.7MB

2024-05-03_7209a91ded834143f4268f22b3365f19_icedid_quasar-rat_xrat

IMPHASH d3a7209c7e2b632bcfa78ada975f02ae
SHA256 e34034dbb4cbb553b51e609d2163e05898b8691d4697ebffd0e26dadc4e904ed
MD5 7209a91ded834143f4268f22b3365f19
SHA1 307ef53a216893dd5561952f09e28a859be9d378
SHA512 b6563ffa620208a73ac250a27525be9062cc49f7575c332b480a8a3e2edc51247aa284ce4cc30fe4c8cfa13f439d4ab44f387fc3c8f5ec8d2859641eca77b5ad
SSDEEP 98304:0k47/wbQvr22SsaNYfdPBldt6+dBcjHtKRJ6BlIbzZ5IbzZR:0ZvM7jGIKsj
MD5 SHA1 SHA512 SSDEEP

windows:4 windows x86 arch:x86

Detects Windows executables referencing non-Windows User-Agents
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects executables containing common artifacts observed in infostealers
Quasar payload
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

598314

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

FileTimeToSystemTime InterlockedDecrement InterlockedIncrement TlsGetValue LocalReAlloc TlsSetValue TlsFree GlobalHandle TlsAlloc LocalFree SuspendThread TerminateThread ReleaseMutex CreateMutexA GetCurrentProcess GetWindowsDirectoryA GetSystemDirectoryA CreateSemaphoreA ResumeThread ReleaseSemaphore EnterCriticalSection LeaveCriticalSection GetProfileStringA WriteFile SetStdHandle CompareStringW CompareStringA IsBadCodePtr IsBadReadPtr GetStringTypeW GetStringTypeA SetUnhandledExceptionFilter IsBadWritePtr VirtualAlloc LCMapStringW LCMapStringA SetEnvironmentVariableA VirtualFree HeapCreate HeapDestroy GetEnvironmentVariableA GetFileType GetStdHandle SetHandleCount GetEnvironmentStringsW GetEnvironmentStrings FreeEnvironmentStringsW FreeEnvironmentStringsA UnhandledExceptionFilter GetACP HeapSize TerminateProcess RaiseException WaitForMultipleObjects CreateFileA DeviceIoControl SetEvent FindResourceA LoadResource LockResource ReadFile lstrlenW GetModuleFileNameA GetCurrentThreadId ExitProcess GlobalSize GlobalFree DeleteCriticalSection InitializeCriticalSection lstrcatA lstrlenA WinExec lstrcpyA FindNextFileA GlobalReAlloc HeapFree HeapReAlloc GetProcessHeap HeapAlloc MultiByteToWideChar WideCharToMultiByte GetFullPathNameA FreeLibrary LoadLibraryA GetLastError GetVersionExA WritePrivateProfileStringA CreateThread CreateEventA Sleep GlobalAlloc GlobalLock GlobalUnlock GetTempPathA FindFirstFileA FindClose GetFileAttributesA GetLocalTime GetSystemTime GetTimeZoneInformation RtlUnwind GetStartupInfoA GetOEMCP GetCPInfo GetProcessVersion SetErrorMode GlobalFlags GetCurrentThread GetFileTime GetFileSize lstrcmpA GetVersion GlobalGetAtomNameA GlobalAddAtomA GlobalFindAtomA GlobalDeleteAtom lstrcmpiA SetEndOfFile UnlockFile SetCurrentDirectoryA GetVolumeInformationA GetModuleHandleA GetProcAddress MulDiv GetCommandLineA GetTickCount CreateProcessA WaitForSingleObject CloseHandle GetUserDefaultLCID FileTimeToLocalFileTime SetLastError lstrcpynA DuplicateHandle SetFilePointer FlushFileBuffers LockFile LocalAlloc

user32

GetMenuItemCount SendMessageA WaitForInputIdle wsprintfA CloseClipboard GetClipboardData OpenClipboard SetClipboardData EmptyClipboard GetSystemMetrics GetCursorPos MessageBoxA SetWindowPos DestroyCursor SetParent IsWindow PostMessageA GetTopWindow GetParent GetFocus GetClientRect InvalidateRect ValidateRect UpdateWindow EqualRect GetWindowRect SetForegroundWindow DestroyMenu IsChild ReleaseDC IsRectEmpty FillRect GetDC SetCursor LoadCursorA SetCursorPos SetActiveWindow GetSysColor SetWindowLongA GetWindowLongA RedrawWindow EnableWindow IsWindowVisible OffsetRect PtInRect DestroyIcon IntersectRect InflateRect SetRect SetScrollPos SetScrollRange GetScrollRange SetCapture GetCapture ReleaseCapture SetTimer KillTimer WinHelpA LoadBitmapA GetForegroundWindow LoadIconA TranslateMessage DrawFrameControl DrawEdge DrawFocusRect WindowFromPoint GetMessageA DispatchMessageA SetRectEmpty RegisterClipboardFormatA CreateIconFromResourceEx CreateIconFromResource DrawIconEx CreatePopupMenu AppendMenuA ModifyMenuA CreateMenu CreateAcceleratorTableA GetDlgCtrlID GetSubMenu EnableMenuItem ClientToScreen EnumDisplaySettingsA LoadImageA SystemParametersInfoA ShowWindow IsWindowEnabled TranslateAcceleratorA GetKeyState CopyAcceleratorTableA PostQuitMessage IsZoomed GetClassInfoA DefWindowProcA GetSystemMenu DeleteMenu GetMenu SetMenu GetWindowTextA GetWindowTextLengthA CharUpperA GetWindowDC BeginPaint EndPaint TabbedTextOutA DrawTextA GrayStringA GetDlgItem DestroyWindow CreateDialogIndirectParamA EndDialog GetNextDlgTabItem GetWindowPlacement RegisterWindowMessageA GetLastActivePopup GetMessageTime RemovePropA CallWindowProcA GetPropA UnhookWindowsHookEx SetPropA GetClassLongA CallNextHookEx SetWindowsHookExA CreateWindowExA GetMenuItemID UnregisterClassA RegisterClassA GetScrollPos AdjustWindowRectEx MapWindowPoints SendDlgItemMessageA ScrollWindowEx IsDialogMessageA SetWindowTextA MoveWindow CheckMenuItem SetMenuItemBitmaps GetMenuState GetMenuCheckMarkDimensions GetClassNameA GetDesktopWindow LoadStringA GetSysColorBrush PeekMessageA IsIconic SetFocus GetActiveWindow GetWindow DestroyAcceleratorTable SetWindowRgn GetMessagePos ScreenToClient ChildWindowFromPointEx CopyRect

gdi32

CreatePalette StretchBlt SelectPalette RealizePalette GetDIBits GetWindowExtEx GetViewportOrgEx GetWindowOrgEx BeginPath EndPath PathToRegion CreateEllipticRgn CreateRoundRectRgn GetTextColor GetBkMode GetBkColor GetROP2 GetStretchBltMode GetPolyFillMode CreateCompatibleBitmap CreateDCA CreateBitmap SelectObject CreatePen PatBlt CombineRgn CreateRectRgn FillRgn CreateSolidBrush CreateFontIndirectA EndPage EndDoc DeleteDC GetSystemPaletteEntries StartPage BitBlt CreateCompatibleDC Ellipse Rectangle LPtoDP DPtoLP GetCurrentObject RoundRect GetTextExtentPoint32A GetDeviceCaps GetStockObject GetObjectA SaveDC RestoreDC SetBkMode SetPolyFillMode SetROP2 SetTextColor SetMapMode SetViewportOrgEx OffsetViewportOrgEx SetViewportExtEx ScaleViewportExtEx SetWindowOrgEx SetWindowExtEx ScaleWindowExtEx GetClipBox ExcludeClipRect MoveToEx LineTo CreateDIBitmap DeleteObject SelectClipRgn CreatePolygonRgn GetClipRgn SetStretchBltMode CreateRectRgnIndirect SetBkColor StartDocA GetTextMetricsA Escape ExtTextOutA TextOutA RectVisible PtVisible GetViewportExtEx ExtSelectClipRgn

winmm

midiStreamRestart midiStreamClose midiOutReset midiStreamStop midiStreamOut midiOutPrepareHeader midiStreamProperty midiStreamOpen midiOutUnprepareHeader waveOutOpen waveOutGetNumDevs waveOutClose waveOutReset waveOutPause waveOutWrite waveOutPrepareHeader waveOutUnprepareHeader waveOutRestart

winspool.drv

ClosePrinter DocumentPropertiesA OpenPrinterA

advapi32

RegQueryValueA RegSetValueExA RegOpenKeyExA RegCloseKey RegCreateKeyExA

shell32

ShellExecuteA Shell_NotifyIconA SHGetSpecialFolderPathA

ole32

CLSIDFromProgID OleInitialize OleUninitialize CLSIDFromString CoCreateInstance OleRun

oleaut32

RegisterTypeLi LHashValOfNameSys LoadTypeLi VariantClear VariantChangeType VariantInit VariantCopyInd SysAllocString VariantCopy SafeArrayGetUBound SafeArrayGetLBound SafeArrayGetDim SafeArrayUnaccessData SafeArrayAccessData SafeArrayGetElement SafeArrayDestroy SafeArrayCreate SafeArrayPutElement UnRegisterTypeLi

comctl32

ImageList_Destroy ord17

ws2_32

recvfrom ioctlsocket recv getpeername accept ntohl WSAAsyncSelect inet_ntoa closesocket WSACleanup

comdlg32

GetFileTitleA GetSaveFileNameA ChooseColorA GetOpenFileNameA