quasar | 73e800bd58f15f7547c82a10f8ac9e0613ccd654f9f37a29e55b4b01285443a3

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General

Target

73e800bd58f15f7547c82a10f8ac9e0613ccd654f9f37a29e55b4b01285443a3
Size

4.8MB
MD5

de06431dcca0d4d6c7fdcb0034018192
SHA1

0bed3bc0023eefcdec74e4ab1ca0e6f7db5d8898
SHA256

73e800bd58f15f7547c82a10f8ac9e0613ccd654f9f37a29e55b4b01285443a3
SHA512

b57b039f11c5ac57674415a3849f24b52dce330bc1aae355739845c0eaac2ed47e0f132e675fd076919e04edb1529cd430104824a88c63755276a905528ca2f5
SSDEEP

98304:oZA+0DyonvH22SsaNYfdPBldt6+dBcjHk/bzdIbzZDIbzZY:UKY7jsbzSeK

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
73e800bd58f15f7547c82a10f8ac9e0613ccd654f9f37a29e55b4b01285443a3

Files

73e800bd58f15f7547c82a10f8ac9e0613ccd654f9f37a29e55b4b01285443a3
.exe windows:4 windows x86 arch:x86

b256d5fb0c7001cb50ccf5d0f67b1c83

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

kernel32

LockFile
FlushFileBuffers
SetFilePointer
DuplicateHandle
lstrcpynA
SetLastError
FileTimeToLocalFileTime
FileTimeToSystemTime
LocalFree
InterlockedDecrement
SuspendThread
TerminateThread
ReleaseMutex
CreateMutexA
GetCurrentProcess
GetWindowsDirectoryA
GetSystemDirectoryA
CreateSemaphoreA
ResumeThread
ReleaseSemaphore
EnterCriticalSection
LeaveCriticalSection
GetProfileStringA
SetStdHandle
IsBadCodePtr
IsBadReadPtr
CompareStringW
CompareStringA
SetUnhandledExceptionFilter
GetStringTypeW
GetStringTypeA
IsBadWritePtr
VirtualAlloc
LCMapStringW
LCMapStringA
SetEnvironmentVariableA
VirtualFree
HeapCreate
HeapDestroy
GetEnvironmentVariableA
GetFileType
GetStdHandle
SetHandleCount
GetEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsW
FreeEnvironmentStringsA
UnhandledExceptionFilter
GetACP
HeapSize
TerminateProcess
RaiseException
WriteFile
WaitForMultipleObjects
CreateFileA
SetEvent
FindResourceA
LoadResource
LockResource
ReadFile
lstrlenW
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
GetTempPathA
FindFirstFileA
FindClose
GetLocalTime
GetSystemTime
GetTimeZoneInformation
RtlUnwind
GetStartupInfoA
GetOEMCP
GetCPInfo
GetProcessVersion
SetErrorMode
GlobalFlags
GetCurrentThread
GetFileTime
GetFileSize
TlsGetValue
LocalReAlloc
TlsSetValue
TlsFree
GlobalHandle
TlsAlloc
LocalAlloc
lstrcmpA
GetVersion
GlobalGetAtomNameA
GlobalAddAtomA
GlobalFindAtomA
GetFileAttributesA
SetCurrentDirectoryA
GetVolumeInformationA
GetModuleHandleA
GetProcAddress
MulDiv
GetCommandLineA
GetTickCount
CreateProcessA
WaitForSingleObject
CloseHandle
UnlockFile
SetEndOfFile
GlobalDeleteAtom
lstrcmpiA
InterlockedIncrement

user32

GetMenuItemCount
WaitForInputIdle
wsprintfA
CloseClipboard
GetClipboardData
OpenClipboard
SetClipboardData
EmptyClipboard
GetSystemMetrics
GetCursorPos
MessageBoxA
SetWindowPos
SendMessageA
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
GetSystemPaletteEntries
CreateFontIndirectA
GetStockObject
GetObjectA
EndPage
EndDoc
DeleteDC
StartDocA
StartPage
BitBlt
CreateCompatibleDC
Ellipse
Rectangle
LPtoDP
DPtoLP
GetCurrentObject
RoundRect
GetTextExtentPoint32A
GetDeviceCaps
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
CreateSolidBrush
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

RegCloseKey
RegOpenKeyExA
RegSetValueExA
RegQueryValueA
RegCreateKeyExA

shell32

ShellExecuteA
Shell_NotifyIconA
SHGetSpecialFolderPathA

ole32

CLSIDFromProgID
OleInitialize
OleUninitialize
CLSIDFromString
CoCreateInstance
OleRun

oleaut32

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

comctl32

ImageList_SetBkColor
ImageList_GetImageCount
ord17
ImageList_Destroy
ImageList_Read
ImageList_Duplicate

ws2_32

recvfrom
ioctlsocket
recv
getpeername
accept
ntohl
WSAAsyncSelect
inet_ntoa
closesocket
WSACleanup

comdlg32

GetFileTitleA
GetSaveFileNameA
ChooseColorA
GetOpenFileNameA

Sections

.text
Size: 752KB - Virtual size: 750KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3.6MB - Virtual size: 3.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 96KB - Virtual size: 319KB

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

b256d5fb0c7001cb50ccf5d0f67b1c83

Headers

File Characteristics

Imports

kernel32

user32

gdi32

winmm

winspool.drv

advapi32

shell32

ole32

oleaut32

comctl32

ws2_32

comdlg32

Sections

.text Size: 752KB - Virtual size: 750KB

.rdata Size: 3.6MB - Virtual size: 3.6MB

.data Size: 96KB - Virtual size: 319KB

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

.text
Size: 752KB - Virtual size: 750KB

.rdata
Size: 3.6MB - Virtual size: 3.6MB

.data
Size: 96KB - Virtual size: 319KB

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