D:\build\lib_common\win11_update_assistant\Release\LdsWin11Assistant.pdb
Static task
static1
Behavioral task
behavioral1
Sample
107d0c199d0187098f2d2d03a09be54bac4b06d1cbc9ab674c69b838ad453e72.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
107d0c199d0187098f2d2d03a09be54bac4b06d1cbc9ab674c69b838ad453e72.exe
Resource
win10v2004-20240226-en
General
-
Target
107d0c199d0187098f2d2d03a09be54bac4b06d1cbc9ab674c69b838ad453e72
-
Size
3.8MB
-
MD5
6e4c035baa4116dd2132155216c91be3
-
SHA1
05e2f8677b336692c3a090cd993058d927ce4fdf
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SHA256
107d0c199d0187098f2d2d03a09be54bac4b06d1cbc9ab674c69b838ad453e72
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SHA512
c2b88152b1110b4dea7fd47ecb7e7811385d0357e8f1a8dd1d941fea559e0f9adbe74580d0bb401dc620bc3c33a4285559e167e0cd56baf495c2ed95dedf7d7e
-
SSDEEP
98304:VxoVGXelVURGCAbwdBsr70tiXelVURGCAbwdBsr70trzfgMy8c8CGoJ91N6TD+B2:VxgGXelVURGCAbwdBsr70tiXelVURGCF
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 107d0c199d0187098f2d2d03a09be54bac4b06d1cbc9ab674c69b838ad453e72
Files
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107d0c199d0187098f2d2d03a09be54bac4b06d1cbc9ab674c69b838ad453e72.exe windows:5 windows x86 arch:x86
8d572fe87c5207e4a8aed83c6302f30f
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
lstrcmpiW
CreateMutexW
LoadLibraryExW
CopyFileW
IsBadReadPtr
SetLastError
GetCurrentThreadId
SetUnhandledExceptionFilter
TerminateProcess
GetCurrentProcessId
OpenProcess
VirtualProtect
InterlockedDecrement
InterlockedIncrement
GetVersionExW
GetCommandLineW
GetTickCount
ReadFile
GetModuleHandleW
GetCurrentProcess
WideCharToMultiByte
DeleteFileW
CreateFileW
GetTempPathW
WriteFile
Sleep
MultiByteToWideChar
SetEnvironmentVariableA
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
GetOEMCP
IsValidCodePage
FindFirstFileExW
DeleteFileA
SetStdHandle
ReadConsoleW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetACP
ExitProcess
GetDiskFreeSpaceExA
GetSystemWindowsDirectoryA
GetTempFileNameA
GetTempPathA
FindResourceExW
FindResourceW
GetFirmwareEnvironmentVariableA
CreateProcessA
GetModuleFileNameW
LoadLibraryW
CreateEventW
CloseHandle
SizeofResource
LoadResource
WaitForMultipleObjects
WaitForSingleObject
ResetEvent
SetEvent
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
GetLastError
RaiseException
WriteConsoleW
GetTimeZoneInformation
GetConsoleMode
GetConsoleCP
SetFilePointerEx
GetFileType
GetFileAttributesExW
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
CreateThread
RtlUnwind
GetSystemWindowsDirectoryW
FreeResource
InterlockedCompareExchange
CreateFileA
lstrcmpiA
lstrcmpA
DeviceIoControl
GlobalFree
QueryPerformanceCounter
GetStartupInfoW
WaitForSingleObjectEx
UnhandledExceptionFilter
CreateFileMappingW
UnmapViewOfFile
MapViewOfFile
GetProcessHeap
HeapSize
HeapFree
GetFileSizeEx
HeapReAlloc
HeapAlloc
HeapDestroy
GetProcAddress
FreeLibrary
LockResource
GlobalUnlock
GlobalLock
GlobalAlloc
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
GetStdHandle
DecodePointer
IsDebuggerPresent
OutputDebugStringW
EncodePointer
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
FlushInstructionCache
IsProcessorFeaturePresent
VirtualAlloc
VirtualFree
LoadLibraryExA
GetStringTypeW
FormatMessageW
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
CompareStringW
LCMapStringW
GetLocaleInfoW
GetCPInfo
GetFileSize
FlushFileBuffers
LocalFree
ReleaseMutex
SetFileTime
GetSystemDirectoryW
CreateDirectoryW
SetFileAttributesW
FindClose
FindFirstFileW
FindNextFileW
SetEndOfFile
SetFilePointer
user32
PostMessageW
LoadCursorW
GetWindowThreadProcessId
FindWindowW
CharNextW
GetClassInfoExW
RegisterClassExW
SendMessageTimeoutW
PeekMessageW
DispatchMessageW
TranslateMessage
GetMessageW
SystemParametersInfoW
GetParent
SetWindowLongW
GetWindowLongW
ScreenToClient
GetWindowRect
GetClientRect
SetWindowTextW
EndPaint
wsprintfW
GetShellWindow
CopyRect
OffsetRect
UnionRect
EqualRect
PtInRect
SetCursor
UnregisterClassW
DrawFocusRect
BeginPaint
KillTimer
SetTimer
ReleaseCapture
SetCapture
GetAsyncKeyState
SetWindowPos
UpdateLayeredWindow
DestroyWindow
IsWindow
CreateWindowExW
CallWindowProcW
PostQuitMessage
DefWindowProcW
SendMessageW
ShowWindow
MonitorFromWindow
ReleaseDC
GetDC
gdi32
SaveDC
SelectClipRgn
OffsetViewportOrgEx
CreateDIBSection
GetObjectW
RectVisible
SetViewportOrgEx
DeleteObject
GetDeviceCaps
BitBlt
CreateCompatibleBitmap
CreateCompatibleDC
CreateRectRgnIndirect
SelectObject
DeleteDC
RestoreDC
advapi32
RegQueryValueExW
DuplicateTokenEx
LookupPrivilegeValueW
AdjustTokenPrivileges
GetTokenInformation
OpenProcessToken
RegSetValueExW
RegQueryInfoKeyW
RegOpenKeyExW
RegEnumKeyExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegCloseKey
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
RegQueryValueExA
RegEnumKeyExA
RegOpenKeyExA
shell32
ShellExecuteExW
SHCreateDirectoryExW
ShellExecuteW
SHGetSpecialFolderPathW
ord165
ole32
CoUninitialize
CreateStreamOnHGlobal
CoInitialize
CoInitializeEx
CoTaskMemFree
CoTaskMemRealloc
CoTaskMemAlloc
CoCreateGuid
CoCreateInstance
CoSetProxyBlanket
CoInitializeSecurity
oleaut32
SysAllocString
SysAllocStringLen
SysFreeString
SysStringLen
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayAccessData
SafeArrayUnaccessData
VariantInit
VariantClear
VarBstrCat
VarUI4FromStr
shlwapi
PathIsRootW
PathAppendW
PathFileExistsA
PathFileExistsW
StrCmpNIW
StrTrimA
PathIsRelativeW
PathCombineW
StrStrIA
StrCmpIW
SHGetValueW
StrStrIW
PathRemoveFileSpecW
SHGetValueA
SHSetValueA
comctl32
InitCommonControlsEx
_TrackMouseEvent
gdiplus
GdiplusStartup
GdipFillRectangleI
GdipAlloc
GdipFree
GdipCloneImage
GdipDisposeImage
GdipGetImageWidth
GdipGetImageHeight
GdipCreateBitmapFromStream
GdipCreateFromHDC
GdipDeleteGraphics
GdipDrawImageRectRect
GdipDrawImageRectRectI
GdipDeleteBrush
GdipCreateSolidFill
version
GetFileVersionInfoW
VerQueryValueW
GetFileVersionInfoSizeW
crypt32
CertGetNameStringW
wintrust
WinVerifyTrust
WTHelperProvDataFromStateData
wininet
InternetGetConnectedState
iphlpapi
GetAdaptersInfo
urlmon
URLDownloadToCacheFileW
URLDownloadToFileW
Sections
.text Size: 509KB - Virtual size: 509KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 143KB - Virtual size: 142KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27.8MB - Virtual size: 27.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 26KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ