quasar | 24b81d44430e7a54be5284163701871c8a249ec3e317403554a64a8613ba2c3f

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General

Target

24b81d44430e7a54be5284163701871c8a249ec3e317403554a64a8613ba2c3f
Size

9.2MB
MD5

16034256c244a1e7ed499e6c84e8867d
SHA1

8f91c102b8d5c9a62456c88897def226abf8d962
SHA256

24b81d44430e7a54be5284163701871c8a249ec3e317403554a64a8613ba2c3f
SHA512

987fc5024744a1b4e1881a527c208100600462260af34dbc6fd8cb9930dde4d426fa145d5e0cb3d23e040822f844a2582886346b375f723d2b0b36ded01b760e
SSDEEP

98304:CEQgBwZXOqIvwGc4E9PjKjT5QZvG0NDxxsQHvH22SsaNYfdPBldt6+dBcjHk/bzq:CTZXmsXe8G0N9xsEY7jsbziGJVnK

Score

10^/10

quasar

Malware Config

Signatures

Quasar family
quasar

Quasar payload 1 IoCs

resource	yara_rule
sample	family_quasar

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
24b81d44430e7a54be5284163701871c8a249ec3e317403554a64a8613ba2c3f

Files

24b81d44430e7a54be5284163701871c8a249ec3e317403554a64a8613ba2c3f
.exe windows:4 windows x86 arch:x86

952ab0e88771ffcf64dae3a1ba5b198e

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

rasapi32

RasHangUpA
RasGetConnectStatusA

winmm

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

ws2_32

send
select
WSACleanup
WSAStartup
gethostbyname
inet_ntoa
inet_addr
gethostname
closesocket
WSAAsyncSelect
htons
bind
htonl
socket
sendto
recvfrom
connect
recv
listen
ntohl
getsockname
ntohs
__WSAFDIsSet
accept
ioctlsocket
getpeername

kernel32

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

user32

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

gdi32

ExtSelectClipRgn
LineTo
MoveToEx
ExcludeClipRect
GetClipBox
ScaleWindowExtEx
SetWindowExtEx
SetWindowOrgEx
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetTextColor
SetROP2
TranslateCharsetInfo
CreateFontA
CreateRectRgnIndirect
GetClipRgn
CreatePolygonRgn
SelectClipRgn
DeleteObject
CreateDIBitmap
GetSystemPaletteEntries
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
GetStockObject
GetObjectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
GetViewportExtEx
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
GetTextMetricsA
SetStretchBltMode
SetBkColor
SaveDC
RestoreDC
SetBkMode
SetPolyFillMode

winspool.drv

OpenPrinterA
DocumentPropertiesA
ClosePrinter

advapi32

RegQueryValueA
RegSetValueExA
RegOpenKeyExA
RegCloseKey
RegCreateKeyExA

shell32

DragQueryFileA
DragFinish
DragAcceptFiles
SHGetSpecialFolderPathA
Shell_NotifyIconA
ShellExecuteA

ole32

CoCreateInstance
CLSIDFromString
OleUninitialize
OleInitialize
CLSIDFromProgID
OleRun

oleaut32

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

comctl32

ord17
ImageList_EndDrag
ImageList_DragShowNolock
ImageList_DragMove
ImageList_DragLeave
ImageList_DragEnter
ImageList_Destroy
ImageList_Create
ImageList_BeginDrag
ImageList_Add

wininet

InternetCloseHandle

comdlg32

ChooseColorA
GetFileTitleA
GetSaveFileNameA
GetOpenFileNameA

Sections

.text
Size: 952KB - Virtual size: 949KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 7.8MB - Virtual size: 7.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 128KB - Virtual size: 416KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 352KB - Virtual size: 349KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

952ab0e88771ffcf64dae3a1ba5b198e

Headers

File Characteristics

Imports

rasapi32

winmm

ws2_32

kernel32

user32

gdi32

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

wininet

comdlg32

Sections

.text Size: 952KB - Virtual size: 949KB

.rdata Size: 7.8MB - Virtual size: 7.8MB

.data Size: 128KB - Virtual size: 416KB

.rsrc Size: 352KB - Virtual size: 349KB

.text
Size: 952KB - Virtual size: 949KB

.rdata
Size: 7.8MB - Virtual size: 7.8MB

.data
Size: 128KB - Virtual size: 416KB

.rsrc
Size: 352KB - Virtual size: 349KB