Nas[.]exe | Triage

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General

Target

Nas.exe
Size

3.2MB
MD5

160ad64e12813a86f54ceb5868356502
SHA1

e85c918af771d9164990284178bd4db93afc2cca
SHA256

ec2f63e9155e9e4e83420526f557c9b9f50d5c0327a04bab3705d0cee26b74d4
SHA512

b19dc52fe6a8d5232a26b5ce021d62905a467a36561014bf83f9fe9143c22c241990d01bd7406e34e733aa501ab1a8f4f55988ea4d186232baa5069da36a5d70
SSDEEP

49152:Pp0X39nefCWaFKF4DXwTvzwknPTmIRilOp5aEX6Z1LdGOQpKw54Qbtomvq+GGW5+:Pq9eaxoF4DXwTv0w4lyonItoV+C5G7

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Nas.exe

Files

Nas.exe
.exe windows:5 windows x86 arch:x86

c1cae4bfd3e6429cf501f04bcf6bdc37

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

comctl32

ord17

winmm

timeBeginPeriod
joyGetDevCapsW
joyGetPosEx
timeGetTime
timeEndPeriod

kernel32

GetVersion
GetTempFileNameW
GlobalAddAtomW
GlobalDeleteAtom
GetModuleHandleW
lstrlenW
GetLocaleInfoA
LockResource
VirtualProtect
VirtualQuery
SetLastError
LoadResource
SizeofResource
FindResourceA
FindResourceW
IsBadReadPtr
IsBadWritePtr
LoadLibraryExW
GetConsoleMode
GetConsoleCP
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
GetModuleFileNameA
GetFileType
GetStartupInfoW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GlobalFree
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
GetOEMCP
IsValidCodePage
GetCPInfo
GetProcessHeap
GetStdHandle
GetModuleHandleExW
ExitProcess
RtlUnwind
GetCommandLineA
HeapSize
HeapCompact
SetEnvironmentVariableW
HeapReAlloc
DeleteFileW
IsProcessorFeaturePresent
IsDebuggerPresent
GetACP
InterlockedDecrement
InterlockedIncrement
DecodePointer
EncodePointer
HeapFree
HeapAlloc
LoadLibraryExA
InterlockedExchange
RaiseException
FileTimeToSystemTime
FileTimeToLocalFileTime
GetSystemTime
GetTempPathW
FindClose
FindNextFileW
FindFirstFileW
GetCurrentDirectoryW
SetErrorMode
WideCharToMultiByte
GlobalUnlock
GlobalLock
GlobalAlloc
GetExitCodeProcess
GetCommandLineW
Sleep
SetCurrentDirectoryW
CreateDirectoryW
CloseHandle
SetFilePointer
WriteFile
GetLastError
ReadFile
CreateFileW
GetCurrentThreadId
RemoveDirectoryW
GetVersionExW
GetModuleFileNameW
GetLocaleInfoW
MultiByteToWideChar
FreeLibrary
GetProcAddress
LoadLibraryW
OutputDebugStringW
SetFilePointerEx
SetStdHandle
WriteConsoleW
FlushFileBuffers
LCMapStringW

user32

DefMDIChildProcW
IsIconic
GetUpdateRect
FillRect
GetMenuItemID
GetMenuStringW
ModifyMenuW
GetTabbedTextExtentW
SystemParametersInfoW
DrawEdge
DrawTextW
PostQuitMessage
IntersectRect
SetRect
DrawFocusRect
InvertRect
CreateDialogParamA
CreateDialogParamW
CreateDialogIndirectParamA
CreateDialogIndirectParamW
DialogBoxParamA
DialogBoxIndirectParamA
DialogBoxIndirectParamW
LoadMenuA
LoadMenuW
LoadStringA
SetLastErrorEx
GetDlgItem
MapVirtualKeyW
GetInputState
GetDlgItemTextW
SendDlgItemMessageW
EndDialog
SetDlgItemTextW
DestroyMenu
GetMenuItemCount
SetWindowPlacement
GetWindowPlacement
GetFocus
CallWindowProcW
RemovePropW
SetPropW
GetPropW
UnionRect
DestroyWindow
SetScrollPos
SetScrollRange
CreateWindowExW
GetParent
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetFocus
GetSysColor
GetDesktopWindow
RedrawWindow
GetSystemMenu
UpdateWindow
SetWindowLongW
MessageBoxW
LoadStringW
DialogBoxParamW
RegisterClassW
RegisterClassExW
LoadImageW
LoadIconW
GetWindow
PtInRect
EndPaint
BeginPaint
DrawMenuBar
GetClassNameW
GetTopWindow
GetMonitorInfoW
MonitorFromWindow
GetSystemMetrics
OemToCharA
GetAsyncKeyState
GetActiveWindow
ShowCursor
SetCapture
ReleaseCapture
GetKeyState
GetWindowRect
MapWindowPoints
SetWindowPos
IsZoomed
GetWindowLongW
AdjustWindowRectEx
SendMessageW
LockWindowUpdate
IsWindowVisible
GetClientRect
SetWindowTextW
IsDialogMessageW
SetTimer
GetClipboardData
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
IsClipboardFormatAvailable
wsprintfW
ShowWindow
PostMessageW
CheckMenuItem
EnableMenuItem
GetMenu
InvalidateRect
SetCursorPos
ClientToScreen
ScreenToClient
GetCursorPos
GetKeyboardState
CopyRect
UnhookWindowsHookEx
KillTimer
SetWindowsHookExW
CallNextHookEx
DestroyIcon
GetKeyboardLayout
GetSubMenu
DeleteMenu
GetMenuState
ReleaseDC
CreateIconIndirect
GetDC
MsgWaitForMultipleObjects
DispatchMessageW
TranslateMessage
TranslateMDISysAccel
GetMessageW
PeekMessageW
LoadMenuIndirectW

gdi32

CreatePalette
GetDeviceCaps
SelectPalette
RealizePalette
GetObjectW
CreateFontIndirectW
CreatePen
Rectangle
SelectObject
MoveToEx
LineTo
CreateSolidBrush
GetStockObject
SetTextColor
SetBkMode
DeleteObject
GetClipRgn
ExcludeClipRect
SelectClipRgn
GetTextExtentPointW
TextOutW
SetTextAlign
SetROP2
GetNearestPaletteIndex
SetPolyFillMode
DPtoLP
SetBkColor
Polygon
CreateHatchBrush
GetCharWidthW
LPtoDP
GetTextMetricsW
SetDIBits
CreateCompatibleBitmap
CreateRectRgn
CreateBitmap

comdlg32

GetOpenFileNameW
GetSaveFileNameW

shell32

ShellExecuteExW
DragQueryFileW
DragAcceptFiles

Sections

.text
Size: 552KB - Virtual size: 551KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 133KB - Virtual size: 133KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 23KB - Virtual size: 31KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 296KB - Virtual size: 296KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 51KB - Virtual size: 51KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c1cae4bfd3e6429cf501f04bcf6bdc37

Headers

DLL Characteristics

File Characteristics

Imports

comctl32

winmm

kernel32

user32

gdi32

comdlg32

shell32

Sections

.text Size: 552KB - Virtual size: 551KB

.rdata Size: 133KB - Virtual size: 133KB

.data Size: 23KB - Virtual size: 31KB

.rsrc Size: 296KB - Virtual size: 296KB

.reloc Size: 51KB - Virtual size: 51KB

.text
Size: 552KB - Virtual size: 551KB

.rdata
Size: 133KB - Virtual size: 133KB

.data
Size: 23KB - Virtual size: 31KB

.rsrc
Size: 296KB - Virtual size: 296KB

.reloc
Size: 51KB - Virtual size: 51KB