E:\ClientDevelopment\WuYouIPClient\Release\WuYouIPClientForUpdate.pdb
Static task
static1
Behavioral task
behavioral1
Sample
42dd82e8ea809ca7b7045e6595a7813e9eae2b45b98ce0f16c7e105761df5898.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
42dd82e8ea809ca7b7045e6595a7813e9eae2b45b98ce0f16c7e105761df5898.exe
Resource
win10v2004-20240426-en
General
-
Target
42dd82e8ea809ca7b7045e6595a7813e9eae2b45b98ce0f16c7e105761df5898
-
Size
4.6MB
-
MD5
aea9a547f1cea48b335d4d544a3e7546
-
SHA1
4bac695fb6529470542d160710da61ae636c4697
-
SHA256
42dd82e8ea809ca7b7045e6595a7813e9eae2b45b98ce0f16c7e105761df5898
-
SHA512
a752dfcffbd2368c99d4431f4a5899be05c349116971a07763469e2753ea7302d8a07d10e9d3032b3806fd70d0f2d04391c37452393736e91ef3c0dbedafd8c9
-
SSDEEP
98304:IQ232mfzK8DmCnvFLqlcBAdJLrJms+ZDOOu0s8hI:IP2mfzKgm6zBOJoDOOus
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 42dd82e8ea809ca7b7045e6595a7813e9eae2b45b98ce0f16c7e105761df5898
Files
-
42dd82e8ea809ca7b7045e6595a7813e9eae2b45b98ce0f16c7e105761df5898.exe windows:5 windows x86 arch:x86
dba75ec264210fd6a43dbcb4f913c5a3
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
PDB Paths
Imports
kernel32
SetEnvironmentVariableW
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExW
FindFirstFileExA
GetDriveTypeW
SetFilePointerEx
ReadConsoleW
GetTimeZoneInformation
GetConsoleMode
GetConsoleCP
EnumSystemLocalesW
IsValidLocale
CreatePipe
GetTimeFormatW
WriteConsoleW
GetStringTypeW
GetACP
GetModuleFileNameA
GetStdHandle
QueryPerformanceFrequency
VirtualQuery
VirtualAlloc
GetSystemInfo
GetCommandLineA
HeapQueryInformation
GetFileType
SetStdHandle
GetFullPathNameA
FreeLibraryAndExitThread
ExitThread
CreateThread
GetModuleHandleExW
ExitProcess
InterlockedFlushSList
InterlockedPushEntrySList
RtlUnwind
SetConsoleCtrlHandler
GetExitCodeProcess
CreateProcessW
CreateProcessA
LoadLibraryExA
FormatMessageA
GetDateFormatW
GetStartupInfoW
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
QueryPerformanceCounter
WaitForSingleObjectEx
ResetEvent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
LocalUnlock
LocalLock
GetUserDefaultLCID
ReplaceFileW
GetTempFileNameW
lstrlenA
GetDiskFreeSpaceW
SearchPathW
GetProfileIntW
GetTempPathW
VerifyVersionInfoW
VerSetConditionMask
GetWindowsDirectoryW
FindResourceExW
GetCurrentDirectoryW
GetPrivateProfileIntW
lstrcpyW
VirtualProtect
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringA
GetCurrentThread
GlobalFlags
SetErrorMode
GlobalFindAtomW
GlobalAddAtomW
lstrcmpW
GlobalDeleteAtom
GetSystemDirectoryW
EncodePointer
GetAtomNameW
GlobalGetAtomNameW
lstrcmpA
LocalReAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
CompareStringW
GetCurrentProcessId
GetThreadLocale
GetStringTypeExW
lstrcmpiW
DuplicateHandle
UnlockFile
SetFilePointer
SetEndOfFile
ReadFile
LockFile
GetVolumeInformationW
GetShortPathNameW
GetFileSize
FlushFileBuffers
LocalAlloc
LoadLibraryExW
FindNextFileW
SystemTimeToFileTime
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
SetFileTime
SetFileAttributesW
LocalFileTimeToFileTime
GetFileTime
GetFileSizeEx
GetFileAttributesExW
FileTimeToLocalFileTime
ResumeThread
SuspendThread
SetThreadPriority
CreateEventW
WaitForSingleObject
SetEvent
FormatMessageW
LocalFree
GlobalFree
GlobalUnlock
GlobalLock
GlobalSize
GlobalAlloc
IsBadReadPtr
GetModuleHandleA
LoadLibraryA
GetVersionExA
GetVersionExW
GetTickCount
MulDiv
GetModuleHandleW
GetSystemTime
FindFirstFileW
GetFullPathNameW
FindClose
SetLastError
FreeResource
FreeLibrary
GetCurrentThreadId
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
GetCurrentProcess
HeapCreate
WinExec
FlushInstructionCache
SetCurrentDirectoryW
GetProcessHeap
DeleteCriticalSection
HeapDestroy
DecodePointer
HeapAlloc
RaiseException
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
HeapFree
InterlockedIncrement
InterlockedDecrement
CreateMutexW
WriteFile
GetProcAddress
LoadLibraryW
GetPrivateProfileStringW
GetModuleFileNameW
GetFileAttributesW
OutputDebugStringA
OutputDebugStringW
GetLocalTime
CopyFileW
Process32NextW
WideCharToMultiByte
Process32FirstW
CreateToolhelp32Snapshot
MoveFileW
CloseHandle
CreateFileW
DeleteFileW
GetLastError
Sleep
WritePrivateProfileStringW
MultiByteToWideChar
GetCommandLineW
FindResourceW
LoadResource
LockResource
SizeofResource
CreateDirectoryW
LCMapStringW
MoveFileExW
user32
FillRect
GetWindowDC
TabbedTextOutW
GrayStringW
DrawTextExW
RealChildWindowFromPoint
IsDialogMessageW
ScrollWindowEx
SendDlgItemMessageW
IsDlgButtonChecked
CheckRadioButton
CheckDlgButton
GetDlgItemTextW
SetDlgItemTextW
GetDlgItemInt
SetDlgItemInt
MoveWindow
WinHelpW
GetScrollInfo
SetScrollInfo
GetTopWindow
GetClassLongW
AdjustWindowRectEx
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
RedrawWindow
GetForegroundWindow
TrackPopupMenuEx
SetMenu
GetMenu
GetDlgCtrlID
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
IsChild
GetClassInfoExW
GetClassInfoW
RegisterClassW
GetMessageTime
GetMessagePos
RegisterWindowMessageW
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
GetWindowTextLengthW
GetWindowTextW
GetSysColorBrush
GetLastActivePopup
SystemParametersInfoW
CharUpperW
ValidateRect
RemoveMenu
GetMenuItemID
GetSubMenu
GetMenuState
GetMenuStringW
SetMenuContextHelpId
SetForegroundWindow
GetMenuItemInfoW
SetMenuInfo
GetMenuInfo
TrackPopupMenu
DeleteMenu
AppendMenuW
InsertMenuW
GetMenuItemCount
CheckMenuItem
DestroyMenu
CreatePopupMenu
IsMenu
UpdateLayeredWindow
MapVirtualKeyA
CharLowerBuffW
SystemParametersInfoA
DrawTextW
SetParent
GetWindowPlacement
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExW
GetSysColor
OpenClipboard
CloseClipboard
SetClipboardData
FindWindowW
SendMessageW
MessageBoxW
GetSystemMetrics
SetWindowPos
EnableMenuItem
SetRect
ClientToScreen
GetDesktopWindow
SetActiveWindow
IsWindowEnabled
EnableWindow
GetIconInfo
OffsetRect
CharNextW
PeekMessageW
DispatchMessageW
TranslateMessage
GetMessageW
LoadImageW
CreateIconFromResource
CopyImage
SendDlgItemMessageA
SetRectEmpty
CreateDialogIndirectParamW
EndDialog
GetNextDlgTabItem
GetAsyncKeyState
MapDialogRect
ShowOwnedPopups
GetDialogBaseUnits
GetNextDlgGroupItem
WindowFromPoint
DrawFocusRect
DrawIconEx
MessageBeep
EnableScrollBar
HideCaret
InvertRect
NotifyWinEvent
GetMenuDefaultItem
MapVirtualKeyW
GetKeyNameTextW
LoadMenuW
EnumDisplayMonitors
SetClassLongW
GetWindowThreadProcessId
AnimateWindow
EmptyClipboard
DrawStateW
DrawEdge
DrawFrameControl
DestroyWindow
UnregisterClassW
GetActiveWindow
DefWindowProcW
CallWindowProcW
RegisterClassExW
CreateWindowExW
ShowWindow
GetDlgItem
GetClientRect
GetWindowRect
MapWindowPoints
GetWindowLongW
SetWindowLongW
GetParent
GetWindow
LoadCursorW
MonitorFromWindow
GetMonitorInfoW
TrackMouseEvent
PostMessageW
PostQuitMessage
IsWindow
SetLayeredWindowAttributes
IsIconic
IsZoomed
SetFocus
GetCapture
SetCapture
ReleaseCapture
SetTimer
KillTimer
UpdateWindow
GetDC
ReleaseDC
BeginPaint
ToUnicodeEx
EndPaint
InvalidateRect
SetWindowTextW
GetCursorPos
ScreenToClient
CopyRect
InflateRect
IntersectRect
UnionRect
IsRectEmpty
GetClassNameW
DestroyIcon
LoadIconW
MonitorFromRect
GetSystemMenu
BringWindowToTop
SetCursorPos
CopyIcon
SetCursor
EqualRect
PtInRect
GetFocus
GetKeyState
DestroyCursor
LoadBitmapW
SetWindowRgn
FrameRect
DrawIcon
MonitorFromPoint
LoadAcceleratorsW
TranslateAcceleratorW
InsertMenuItemW
GetMenuBarInfo
UnpackDDElParam
ReuseDDElParam
GetComboBoxInfo
PostThreadMessageW
WaitMessage
GetKeyboardLayout
IsCharLowerW
MapVirtualKeyExW
GetTabbedTextExtentW
GetDCEx
GetWindowRgn
WindowFromDC
CreateMenu
InSendMessage
SendNotifyMessageW
SubtractRect
TranslateMDISysAccel
DefMDIChildProcW
DefFrameProcW
DrawMenuBar
EnumChildWindows
GetUpdateRect
IsClipboardFormatAvailable
CharUpperBuffW
RegisterClipboardFormatW
ModifyMenuW
GetDoubleClickTime
SetMenuDefaultItem
LockWindowUpdate
CopyAcceleratorTableW
DestroyAcceleratorTable
CreateAcceleratorTableW
GetKeyboardState
IsWindowVisible
gdi32
GetDCOrgEx
StretchBlt
CreateCompatibleBitmap
SetViewportOrgEx
CopyMetaFileW
CreateDCW
SetBkColor
SetTextColor
CreateDIBPatternBrushPt
CreateHatchBrush
CreatePen
CreatePatternBrush
CreateRectRgn
Escape
ExcludeClipRect
GetClipRgn
GetCurrentPositionEx
GetObjectType
GetPixel
GetViewportExtEx
GetWindowExtEx
IntersectClipRect
LineTo
OffsetClipRgn
PlayMetaFile
PtVisible
RectVisible
RestoreDC
SelectClipRgn
ExtSelectClipRgn
SelectPalette
SetMapperFlags
SetMapMode
SetLayout
GetLayout
SetPolyFillMode
SetROP2
SetStretchBltMode
SetTextCharacterExtra
SetTextAlign
SetTextJustification
PlayMetaFileRecord
EnumMetaFile
SetWorldTransform
ModifyWorldTransform
SetColorAdjustment
StartDocW
ArcTo
PolyDraw
SelectClipPath
SetArcDirection
ExtCreatePen
MoveToEx
TextOutW
ExtTextOutW
PolyBezierTo
PolylineTo
SetViewportExtEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
OffsetWindowOrgEx
GetObjectW
ScaleWindowExtEx
GetTextExtentPoint32W
CombineRgn
CreateRectRgnIndirect
GetMapMode
PatBlt
SetRectRgn
DPtoLP
GetTextMetricsW
EnumFontFamiliesExW
CreatePalette
GetNearestPaletteIndex
GetPaletteEntries
GetSystemPaletteEntries
RealizePalette
GetBkColor
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
GetDIBits
SetPixel
CreateDIBSection
SetDIBColorTable
CreateEllipticRgn
Ellipse
GetTextColor
CreatePolygonRgn
Polygon
Polyline
CreateRoundRectRgn
LPtoDP
GetRgnBox
OffsetRgn
GetCurrentObject
CreateFontW
GetCharWidthW
StretchDIBits
RoundRect
FillRgn
FrameRgn
GetBoundsRect
PtInRegion
ExtFloodFill
SetPaletteEntries
SetPixelV
GetWindowOrgEx
GetViewportOrgEx
CloseMetaFile
CreateMetaFileW
DeleteMetaFile
EndDoc
StartPage
EndPage
AbortDoc
SetAbortProc
GetROP2
GetBkMode
GetNearestColor
GetPolyFillMode
GetStretchBltMode
GetTextAlign
GetTextFaceW
SetBkMode
Rectangle
GetStockObject
GetClipBox
CreateSolidBrush
CreateFontIndirectW
SetGraphicsMode
SelectObject
DeleteDC
CreateCompatibleDC
CreateBitmap
EnumFontsW
DeleteObject
GetDeviceCaps
ScaleViewportExtEx
SaveDC
BitBlt
Arc
CreateEllipticRgnIndirect
EqualRgn
Pie
RectInRegion
GetWorldTransform
msimg32
AlphaBlend
GradientFill
TransparentBlt
winspool.drv
DocumentPropertiesW
ClosePrinter
OpenPrinterW
GetJobW
advapi32
SetFileSecurityW
GetFileSecurityW
RegEnumValueW
RegEnumKeyExW
RegDeleteValueW
RegEnumKeyW
RegDeleteKeyW
RegCreateKeyExW
RegSetValueW
RegQueryValueExW
RegOpenKeyExW
RegQueryValueW
RegCloseKey
RegSetValueExW
RegCreateKeyW
shell32
SHGetFileInfoW
ExtractIconW
SHAddToRecentDocs
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHGetDesktopFolder
DragQueryFileW
DragFinish
SHGetMalloc
SHBrowseForFolderW
SHAppBarMessage
ShellExecuteExW
ShellExecuteW
shlwapi
PathFileExistsW
StrToIntExW
UrlUnescapeW
PathIsUNCW
PathIsDirectoryW
PathFindExtensionW
PathFindFileNameW
PathRemoveExtensionW
PathRemoveFileSpecW
StrFormatKBSizeW
PathStripToRootW
uxtheme
GetThemePartSize
DrawThemeText
DrawThemeParentBackground
OpenThemeData
CloseThemeData
DrawThemeBackground
GetThemeColor
GetCurrentThemeName
GetWindowTheme
IsAppThemed
IsThemeBackgroundPartiallyTransparent
GetThemeSysColor
ole32
OleTranslateAccelerator
IsAccelerator
OleRegGetMiscStatus
OleRegEnumVerbs
StgCreateDocfileOnILockBytes
WriteClassStm
OleDestroyMenuDescriptor
CreateGenericComposite
CreateItemMoniker
OleCreate
OleCreateFromData
OleCreateLinkFromData
OleCreateStaticFromData
GetHGlobalFromILockBytes
OleCreateLinkToFile
OleCreateFromFile
OleLoad
OleSave
OleSaveToStream
OleSetContainedObject
OleCreateMenuDescriptor
CreateFileMoniker
CreateILockBytesOnHGlobal
StgIsStorageFile
StgOpenStorageOnILockBytes
StgOpenStorage
StgCreateDocfile
OleSetMenuDescriptor
PropVariantCopy
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
OleGetClipboard
DoDragDrop
OleFlushClipboard
OleSetClipboard
CreateStreamOnHGlobal
CoInitializeEx
CoDisconnectObject
StringFromGUID2
SetConvertStg
OleRegGetUserType
ReleaseStgMedium
OleDuplicateData
ReadFmtUserTypeStg
WriteFmtUserTypeStg
CoTreatAsClass
WriteClassStg
ReadClassStg
CoTaskMemFree
CoTaskMemAlloc
StringFromCLSID
CreateBindCtx
CoCreateInstance
CLSIDFromProgID
CLSIDFromString
OleLockRunning
OleUninitialize
OleInitialize
CoCreateGuid
CoUninitialize
CoInitialize
OleGetIconOfClass
OleRun
CreateDataAdviseHolder
CreateOleAdviseHolder
GetRunningObjectTable
OleIsRunning
CoGetMalloc
OleQueryLinkFromData
OleQueryCreateFromData
CoFreeUnusedLibraries
CoGetClassObject
CoRegisterClassObject
CoRevokeClassObject
CoRegisterMessageFilter
OleIsCurrentClipboard
oleaut32
SysAllocStringLen
RegisterTypeLi
LoadRegTypeLi
LoadTypeLi
SysAllocStringByteLen
SysStringByteLen
SysFreeString
SysAllocString
SafeArrayRedim
SafeArrayGetDim
SafeArrayGetElemsize
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayLock
SafeArrayUnlock
SysReAllocStringLen
SafeArrayDestroyData
SafeArrayAllocData
SafeArrayGetElement
SafeArrayPutElement
SafeArrayCopy
SafeArrayPtrOfIndex
VariantClear
VariantCopy
VariantChangeType
VarDateFromStr
VarCyFromStr
VarBstrFromCy
VarBstrFromDate
VarBstrFromDec
VarDecFromStr
VariantInit
SysStringLen
SystemTimeToVariantTime
VariantTimeToSystemTime
SafeArrayAccessData
SafeArrayCreate
GetErrorInfo
SetErrorInfo
CreateErrorInfo
SafeArrayAllocDescriptor
SafeArrayUnaccessData
SafeArrayDestroyDescriptor
SafeArrayDestroy
version
GetFileVersionInfoW
GetFileVersionInfoSizeW
VerQueryValueW
ws2_32
WSAStartup
WSACleanup
socket
inet_addr
gethostbyname
gethostbyaddr
recv
send
connect
htons
closesocket
imm32
ImmDestroyContext
ImmGetContext
ImmAssociateContext
ImmReleaseContext
ImmGetOpenStatus
ImmCreateContext
wininet
InternetGetLastResponseInfoW
InternetSetOptionW
InternetQueryOptionW
InternetGetCookieW
InternetSetCookieW
HttpQueryInfoW
InternetSetStatusCallbackW
FtpFindFirstFileW
InternetErrorDlg
HttpOpenRequestW
HttpEndRequestW
HttpSendRequestExW
HttpSendRequestW
HttpAddRequestHeadersW
FtpGetFileW
GopherGetAttributeW
GopherOpenFileW
GopherFindFirstFileW
GopherCreateLocatorW
FtpCommandW
FtpGetCurrentDirectoryW
FtpSetCurrentDirectoryW
FtpRemoveDirectoryW
FtpCreateDirectoryW
FtpOpenFileW
FtpRenameFileW
InternetFindNextFileW
FtpDeleteFileW
FtpPutFileW
InternetOpenW
InternetOpenUrlW
InternetReadFile
InternetCloseHandle
DeleteUrlCacheEntryW
InternetCrackUrlW
InternetCanonicalizeUrlW
InternetConnectW
InternetSetFilePointer
InternetWriteFile
InternetQueryDataAvailable
oleacc
AccessibleObjectFromWindow
LresultFromObject
CreateStdAccessibleObject
gdiplus
GdipGetPropertyItem
GdipGetPropertyItemSize
GdipImageSelectActiveFrame
GdipImageGetFrameCount
GdipDrawImageRectI
GdipGraphicsClear
GdipGetImageEncodersSize
GdipGetImageEncoders
GdipSetInterpolationMode
GdipSaveImageToFile
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdiplusShutdown
GdipAlloc
GdipFree
GdiplusStartup
GdipCloneImage
GdipBitmapUnlockBits
GdipGetImageGraphicsContext
GdipGetImageWidth
GdipGetImageHeight
GdipGetImagePixelFormat
GdipGetImagePalette
GdipGetImagePaletteSize
GdipCreateBitmapFromStream
GdipCreateBitmapFromFile
GdipCreateBitmapFromStreamICM
GdipCreateBitmapFromFileICM
GdipCreateBitmapFromScan0
GdipBitmapLockBits
GdipDisposeImage
winmm
PlaySoundW
oledlg
OleUIBusyW
urlmon
URLDownloadToFileW
Sections
.text Size: 3.3MB - Virtual size: 3.3MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 810KB - Virtual size: 810KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 58KB - Virtual size: 149KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 249KB - Virtual size: 248KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 275KB - Virtual size: 275KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ