napcrypt[.]DLL

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General

Target

napcrypt.DLL
Size

2.7MB
MD5

6a8f186493ab6e188655ffc78b602f13
SHA1

7457b597c1674c26d4f6186159181548ffa7a61b
SHA256

5d346e5eae36f10e4d966fec7d85416a8c9cbeedf72933dbbc6ad81d0d221ac6
SHA512

af28676205819697ce36a605436a3b24c63020cebe6197486d86759f2bee4b3a2508154b9dd2184a56898830d8039a1aa7b8aa7ab7e0ce1acb9793e3160569cd
SSDEEP

49152:EjZMJvHBps+E2UVASA6+HGC/eqSqmO2mXWxVpSSiuMz5coGhiJ5rik8bKtXP:MM9MO2NFU5cokiJywX

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
napcrypt.DLL

Files

napcrypt.DLL
.dll windows:6 windows x64 arch:x64

c8baf5cc9a747ae388839c3048f6ea64

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

GetACP
GetOEMCP
GetCPInfo
GetStringTypeW
GetTimeZoneInformation
GetConsoleCP
GetConsoleMode
ReadConsoleW
UnhandledExceptionFilter
LCMapStringW
OutputDebugStringW
WriteConsoleW
SetEnvironmentVariableA
RtlVirtualUnwind
RtlCaptureContext
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetModuleFileNameA
GetStartupInfoW
GetStdHandle
GetFileType
SetStdHandle
GetSystemTimeAsFileTime
VirtualQuery
VirtualAlloc
GetSystemInfo
HeapQueryInformation
VirtualProtect
IsProcessorFeaturePresent
IsDebuggerPresent
ExitThread
CreateThread
IsValidCodePage
RtlUnwindEx
RtlLookupFunctionEntry
RtlPcToFileHeader
GetCommandLineA
FindResourceExW
SearchPathW
GetProfileIntW
Sleep
GetTempPathW
GetTempFileNameW
VerifyVersionInfoW
VerSetConditionMask
lstrcpyW
GetWindowsDirectoryW
GetFileTime
GetFileSizeEx
GetFileAttributesExW
GetFileAttributesW
FileTimeToLocalFileTime
lstrcmpiW
GetCurrentProcess
DuplicateHandle
WriteFile
UnlockFile
SetFilePointer
SetEndOfFile
LockFile
GetVolumeInformationW
GetFullPathNameW
TerminateProcess
ExitProcess
SetUnhandledExceptionFilter
FlushFileBuffers
FindFirstFileW
FindClose
CreateFileW
DeleteFileW
GetCurrentDirectoryW
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
GlobalFlags
GetThreadLocale
FileTimeToSystemTime
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSection
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
ResumeThread
SetThreadPriority
WaitForSingleObject
CloseHandle
GetTickCount
lstrcmpA
GetVersionExW
GetCurrentThread
GlobalGetAtomNameW
GetCurrentProcessId
QueryActCtxW
FindActCtxSectionStringW
DeactivateActCtx
ActivateActCtx
CreateActCtxW
GlobalFindAtomW
GlobalAddAtomW
LoadLibraryW
lstrcmpW
GlobalDeleteAtom
LoadLibraryExW
GetProcAddress
GetModuleHandleExW
GetModuleHandleW
GetModuleFileNameW
FreeResource
FreeLibrary
GetSystemDirectoryW
LeaveCriticalSection
EnterCriticalSection
EncodePointer
OutputDebugStringA
WideCharToMultiByte
MultiByteToWideChar
SetLastError
CopyFileW
FormatMessageW
MulDiv
LocalFree
GlobalFree
GlobalUnlock
GlobalLock
GlobalSize
GlobalAlloc
DeleteCriticalSection
DecodePointer
HeapSize
GetLastError
RaiseException
InitializeCriticalSectionAndSpinCount
HeapFree
HeapReAlloc
GetCurrentThreadId
FindResourceW
LoadResource
LockResource
SizeofResource
ReadFile
GetProcessHeap
HeapAlloc
GetFileSize
CreateFileA
SetFilePointerEx

user32

CreateMenu
GetWindowRgn
DrawIcon
GetKeyboardLayout
WaitMessage
GetComboBoxInfo
TrackMouseEvent
MonitorFromPoint
UpdateLayeredWindow
IsMenu
SetWindowRgn
DrawFrameControl
DrawStateW
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
EnumDisplayMonitors
SetLayeredWindowAttributes
NotifyWinEvent
InvertRect
HideCaret
EnableScrollBar
GetAsyncKeyState
GetIconInfo
DrawIconEx
DrawFocusRect
GetMenuDefaultItem
CharUpperW
MessageBeep
GetNextDlgGroupItem
InvalidateRgn
CopyAcceleratorTableW
CharNextW
PostThreadMessageW
LockWindowUpdate
WindowFromPoint
KillTimer
SetTimer
UnionRect
SendDlgItemMessageA
CopyImage
GetMenuItemInfoW
RealChildWindowFromPoint
GetSysColorBrush
ShowOwnedPopups
GetCursorPos
TranslateMessage
GetMessageW
MapDialogRect
SetWindowContextHelpId
RegisterClipboardFormatW
PostQuitMessage
SystemParametersInfoW
SetParent
IsRectEmpty
DeleteMenu
GetSystemMenu
MapVirtualKeyW
GetKeyNameTextW
LoadBitmapW
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
IsZoomed
ReuseDDElParam
UnpackDDElParam
LoadImageW
DestroyIcon
GetWindowThreadProcessId
SetRectEmpty
InsertMenuItemW
DestroyMenu
CreatePopupMenu
LoadMenuW
TranslateAcceleratorW
LoadAcceleratorsW
BringWindowToTop
SubtractRect
IsDialogMessageW
SetWindowTextW
CheckDlgButton
ShowWindow
GetDesktopWindow
IsWindowEnabled
GetActiveWindow
GetNextDlgTabItem
EndDialog
CreateDialogIndirectParamW
GetMonitorInfoW
MonitorFromWindow
WinHelpW
GetScrollInfo
SetScrollInfo
LoadIconW
GetWindow
GetLastActivePopup
GetTopWindow
GetClassNameW
GetParent
GetClassLongPtrW
SetWindowLongPtrW
GetWindowLongPtrW
PtInRect
CopyRect
AdjustWindowRectEx
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
ValidateRect
SetForegroundWindow
GetForegroundWindow
SetActiveWindow
TrackPopupMenu
SetMenu
GetMenu
GetKeyState
GetFocus
SetFocus
GetDlgCtrlID
GetDlgItem
SetWindowPlacement
GetWindowPlacement
DestroyWindow
IsChild
IsWindow
CreateWindowExW
GetClassInfoExW
GetClassInfoW
RegisterClassW
CallWindowProcW
DefWindowProcW
PostMessageW
GetMessageTime
GetMessagePos
PeekMessageW
DispatchMessageW
RegisterWindowMessageW
FillRect
ClientToScreen
GetWindowDC
GetDC
RemoveMenu
AppendMenuW
InsertMenuW
GetMenuItemCount
GetMenuItemID
GetUpdateRect
IsClipboardFormatAvailable
TranslateMDISysAccel
DefMDIChildProcW
DefFrameProcW
DrawMenuBar
FrameRect
CharUpperBuffW
ModifyMenuW
SetMenuDefaultItem
CopyIcon
GetDoubleClickTime
SetClassLongPtrW
GetSubMenu
GetMenuState
SetCursorPos
DestroyAcceleratorTable
CreateAcceleratorTableW
GetKeyboardState
ToUnicodeEx
MapVirtualKeyExW
IsIconic
IsCharLowerW
GetMenuStringW
GrayStringW
DrawTextExW
DrawTextW
TabbedTextOutW
DrawEdge
IntersectRect
GetWindowLongW
SetWindowLongW
ReleaseDC
GetDCEx
SetRect
ReleaseCapture
GetCapture
UnhookWindowsHookEx
CallNextHookEx
SetWindowPos
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowsHookExW
SetCapture
SetCursor
ScreenToClient
MoveWindow
EqualRect
MapWindowPoints
InflateRect
OffsetRect
DestroyCursor
EndPaint
BeginPaint
MessageBoxA
UpdateWindow
IsWindowVisible
EnableWindow
MessageBoxW
GetSysColor
RedrawWindow
LoadCursorW
InvalidateRect
SendMessageW
GetWindowRect
GetClientRect
GetSystemMetrics

gdi32

SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
OffsetWindowOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
CombineRgn
CreateFontIndirectW
CreateRectRgnIndirect
GetMapMode
PatBlt
SetRectRgn
DPtoLP
GetTextExtentPoint32W
GetTextMetricsW
CreateFontW
GetCharWidthW
StretchDIBits
GetBkColor
GetTextColor
GetRgnBox
CreatePalette
GetNearestPaletteIndex
GetPaletteEntries
GetSystemPaletteEntries
RealizePalette
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
SetPixel
StretchBlt
CreateDIBSection
SetDIBColorTable
CreateEllipticRgn
Ellipse
Polygon
Polyline
Rectangle
EnumFontFamiliesExW
OffsetRgn
CreateRoundRectRgn
RoundRect
FrameRgn
PtInRegion
SetPixelV
ExtFloodFill
SetPaletteEntries
FillRgn
GetBoundsRect
GetWindowOrgEx
LPtoDP
GetViewportOrgEx
GetTextFaceW
SetROP2
SetPolyFillMode
GetLayout
MoveToEx
GetObjectW
SetTextColor
CreatePolygonRgn
CreateCompatibleDC
SetLayout
SetMapMode
SetBkMode
SetBkColor
SelectPalette
ExtSelectClipRgn
SelectClipRgn
SaveDC
RestoreDC
LineTo
IntersectClipRect
GetWindowExtEx
GetViewportExtEx
GetPixel
GetObjectType
GetClipBox
ExcludeClipRect
DeleteObject
DeleteDC
CreateSolidBrush
CreateRectRgn
CreatePatternBrush
CreatePen
CreateHatchBrush
CreateBitmap
GetDeviceCaps
CreateDCW
CopyMetaFileW
Escape
ExtTextOutW
TextOutW
RectVisible
PtVisible
BitBlt
GetStockObject
SelectObject
CreateCompatibleBitmap
SetTextAlign

msimg32

GradientFill
AlphaBlend
TransparentBlt

winspool.drv

ClosePrinter
OpenPrinterW
DocumentPropertiesW

advapi32

RegCreateKeyExW
RegEnumKeyExW
RegEnumValueW
RegSetValueExW
RegDeleteValueW
RegCloseKey
RegQueryValueW
RegEnumKeyW
RegDeleteKeyW
RegQueryValueExW
RegOpenKeyExW

shell32

SHBrowseForFolderW
DragFinish
SHGetFileInfoW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHAppBarMessage
DragQueryFileW
ShellExecuteW
SHGetDesktopFolder

comctl32

ord17

shlwapi

PathFindFileNameW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW
PathFindExtensionW
PathRemoveFileSpecW

uxtheme

DrawThemeText
GetWindowTheme
GetThemeSysColor
GetCurrentThemeName
DrawThemeBackground
IsThemeBackgroundPartiallyTransparent
DrawThemeParentBackground
GetThemeColor
IsAppThemed
OpenThemeData
CloseThemeData
GetThemePartSize

ole32

StgCreateDocfileOnILockBytes
CoRegisterMessageFilter
OleIsCurrentClipboard
OleFlushClipboard
CoRevokeClassObject
CoGetClassObject
CoDisconnectObject
CoInitialize
CoCreateInstance
CLSIDFromProgID
CLSIDFromString
OleUninitialize
CoFreeUnusedLibraries
CoCreateGuid
CoUninitialize
ReleaseStgMedium
OleDuplicateData
StgOpenStorageOnILockBytes
CoTaskMemFree
CoTaskMemAlloc
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
OleGetClipboard
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
OleLockRunning
DoDragDrop
CoInitializeEx
CreateStreamOnHGlobal
OleInitialize
CreateILockBytesOnHGlobal

oleaut32

SysFreeString
OleCreateFontIndirect
VarBstrFromDate
VariantCopy
SafeArrayDestroy
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
LoadTypeLi
SysAllocString
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen

oledlg

OleUIBusyW

oleacc

LresultFromObject
CreateStdAccessibleObject
AccessibleObjectFromWindow

gdiplus

GdipSetInterpolationMode
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImagePalette
GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipGetImageGraphicsContext
GdipDisposeImage
GdipCloneImage
GdiplusStartup
GdipFree
GdipAlloc
GdiplusShutdown
GdipDrawImageRectI

imm32

ImmReleaseContext
ImmGetContext
ImmGetOpenStatus

winmm

PlaySoundW

Exports

Exports

GetHandleVerifier
IsSandboxedProcess
RelaunchChromeBrowserWithNewCommandLineIfNeeded
cef_add_cross_origin_whitelist_entry
cef_api_hash
cef_base64decode
cef_base64encode
cef_begin_tracing
cef_binary_value_create
cef_browser_host_create_browser
cef_browser_host_create_browser_sync
cef_browser_view_create
cef_browser_view_get_for_browser
cef_clear_cross_origin_whitelist
cef_clear_scheme_handler_factories
cef_command_line_create
cef_command_line_get_global
cef_cookie_manager_create_manager
cef_cookie_manager_get_blocking_manager
cef_cookie_manager_get_global_manager
cef_crash_reporting_enabled
cef_create_context_shared
cef_create_directory
cef_create_new_temp_directory
cef_create_temp_directory_in_directory
cef_create_url
cef_currently_on
cef_delete_file
cef_dictionary_value_create
cef_directory_exists
cef_display_get_alls
cef_display_get_count
cef_display_get_matching_bounds
cef_display_get_nearest_point
cef_display_get_primary
cef_do_message_loop_work
cef_drag_data_create
cef_enable_highdpi_support
cef_end_tracing
cef_execute_java_script_with_user_gesture_for_tests
cef_execute_process
cef_format_url_for_security_display
cef_get_current_platform_thread_handle
cef_get_current_platform_thread_id
cef_get_extensions_for_mime_type
cef_get_mime_type
cef_get_min_log_level
cef_get_path
cef_get_temp_directory
cef_get_vlog_level
cef_image_create
cef_initialize
cef_is_cert_status_error
cef_is_cert_status_minor_error
cef_is_web_plugin_unstable
cef_label_button_create
cef_launch_process
cef_list_value_create
cef_load_crlsets_file
cef_log
cef_menu_button_create
cef_menu_model_create
cef_now_from_system_trace_time
cef_panel_create
cef_parse_json
cef_parse_jsonand_return_error
cef_parse_url
cef_post_data_create
cef_post_data_element_create
cef_post_delayed_task
cef_post_task
cef_print_settings_create
cef_process_message_create
cef_quit_message_loop
cef_refresh_web_plugins
cef_register_extension
cef_register_scheme_handler_factory
cef_register_web_plugin_crash
cef_register_widevine_cdm
cef_remove_cross_origin_whitelist_entry
cef_request_context_create_context
cef_request_context_get_global_context
cef_request_create
cef_resource_bundle_get_global
cef_response_create
cef_run_message_loop
cef_scroll_view_create
cef_server_create
cef_set_crash_key_value
cef_set_osmodal_loop
cef_shutdown
cef_stream_reader_create_for_data
cef_stream_reader_create_for_file
cef_stream_reader_create_for_handler
cef_stream_writer_create_for_file
cef_stream_writer_create_for_handler
cef_string_ascii_to_utf16
cef_string_ascii_to_wide
cef_string_list_alloc
cef_string_list_append
cef_string_list_clear
cef_string_list_copy
cef_string_list_free
cef_string_list_size
cef_string_list_value
cef_string_map_alloc
cef_string_map_append
cef_string_map_clear
cef_string_map_find
cef_string_map_free
cef_string_map_key
cef_string_map_size
cef_string_map_value
cef_string_multimap_alloc
cef_string_multimap_append
cef_string_multimap_clear
cef_string_multimap_enumerate
cef_string_multimap_find_count
cef_string_multimap_free
cef_string_multimap_key
cef_string_multimap_size
cef_string_multimap_value
cef_string_userfree_utf16_alloc
cef_string_userfree_utf16_free
cef_string_userfree_utf8_alloc
cef_string_userfree_utf8_free
cef_string_userfree_wide_alloc
cef_string_userfree_wide_free
cef_string_utf16_clear
cef_string_utf16_cmp
cef_string_utf16_set
cef_string_utf16_to_lower
cef_string_utf16_to_upper
cef_string_utf16_to_utf8
cef_string_utf16_to_wide
cef_string_utf8_clear
cef_string_utf8_cmp
cef_string_utf8_set
cef_string_utf8_to_utf16
cef_string_utf8_to_wide
cef_string_wide_clear
cef_string_wide_cmp
cef_string_wide_set
cef_string_wide_to_utf16
cef_string_wide_to_utf8
cef_task_runner_get_for_current_thread
cef_task_runner_get_for_thread
cef_textfield_create
cef_thread_create
cef_time_delta
cef_time_from_doublet
cef_time_from_timet
cef_time_now
cef_time_to_doublet
cef_time_to_timet
cef_trace_counter
cef_trace_counter_id
cef_trace_event_async_begin
cef_trace_event_async_end
cef_trace_event_async_step_into
cef_trace_event_async_step_past
cef_trace_event_begin
cef_trace_event_end
cef_trace_event_instant
cef_translator_test_create
cef_translator_test_ref_ptr_library_child_child_create
cef_translator_test_ref_ptr_library_child_create
cef_translator_test_ref_ptr_library_create
cef_translator_test_scoped_library_child_child_create
cef_translator_test_scoped_library_child_create
cef_translator_test_scoped_library_create
cef_unregister_internal_web_plugin
cef_uridecode
cef_uriencode
cef_urlrequest_create
cef_v8context_get_current_context
cef_v8context_get_entered_context
cef_v8context_in_context
cef_v8stack_trace_get_current
cef_v8value_create_array
cef_v8value_create_array_buffer
cef_v8value_create_bool
cef_v8value_create_date
cef_v8value_create_double
cef_v8value_create_function
cef_v8value_create_int
cef_v8value_create_null
cef_v8value_create_object
cef_v8value_create_string
cef_v8value_create_uint
cef_v8value_create_undefined
cef_value_create
cef_version_info
cef_visit_web_plugin_info
cef_waitable_event_create
cef_window_create_top_level
cef_write_json
cef_xml_reader_create
cef_zip_directory
cef_zip_reader_create

Sections

.text
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 745KB - Virtual size: 745KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 36KB - Virtual size: 84KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 87KB - Virtual size: 86KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 50KB - Virtual size: 50KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 61KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c8baf5cc9a747ae388839c3048f6ea64

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

oleacc

gdiplus

imm32

winmm

Exports

Exports

Sections

.text Size: 1.7MB - Virtual size: 1.7MB

.rdata Size: 745KB - Virtual size: 745KB

.data Size: 36KB - Virtual size: 84KB

.pdata Size: 87KB - Virtual size: 86KB

.rsrc Size: 50KB - Virtual size: 50KB

.reloc Size: 61KB - Virtual size: 61KB

.text
Size: 1.7MB - Virtual size: 1.7MB

.rdata
Size: 745KB - Virtual size: 745KB

.data
Size: 36KB - Virtual size: 84KB

.pdata
Size: 87KB - Virtual size: 86KB

.rsrc
Size: 50KB - Virtual size: 50KB

.reloc
Size: 61KB - Virtual size: 61KB