Static task
static1
Behavioral task
behavioral1
Sample
HTUpdate.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
HTUpdate.exe
Resource
win10v2004-20230220-en
General
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Target
HTUpdate.exe
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Size
368KB
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MD5
8755dbf8acdf30d1ea1bd574ffb159a8
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SHA1
5037ec0e45f64e6be0bfbf62d0f26d08f25a3594
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SHA256
b91378bc92c826d0c464bcbf611b1416da55df4848bbaefd8b6687a6178f6c1a
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SHA512
97603d3f096f3b6c580219a46fde289b42abf2d007f0ad3375b04c0d34d825936c5921578fa6a5dd9b7fc078311c6f7fe82a48cc4360cac3691b039bd1e627ac
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SSDEEP
6144:/dYw030jlEXohrlUs3fMakc0TH9sWM9swTg/BWQ2HoTcQIGK14yszkrEaOE5rE:/dYw030jlEYhBejdbmWerGBWQ2HwcQIu
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource HTUpdate.exe
Files
-
HTUpdate.exe.exe windows x86
4045c3226ce8f6c349c1452c24c1ceac
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
setupapi
SetupDiDestroyDeviceInfoList
SetupDiOpenDevRegKey
SetupDiEnumDeviceInfo
SetupDiGetDeviceRegistryPropertyW
SetupDiGetClassDevsW
SetupDiEnumDeviceInterfaces
SetupDiGetDeviceInterfaceDetailW
hid
HidD_SetOutputReport
HidD_GetPreparsedData
HidD_GetHidGuid
HidD_FlushQueue
HidP_GetCaps
HidD_SetNumInputBuffers
comctl32
InitCommonControlsEx
kernel32
GetConsoleMode
GetConsoleCP
GetFileType
QueryPerformanceCounter
GetDateFormatW
GetTimeFormatW
MultiByteToWideChar
GetSystemDefaultLangID
Sleep
GetSystemTime
InitializeCriticalSection
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
OutputDebugStringW
WideCharToMultiByte
GetVersionExW
GetLastError
GetLocalTime
ClearCommError
WaitForSingleObject
SetEvent
GetTickCount
WriteFile
ReadFile
CreateFileW
GetOverlappedResult
SetLastError
ResetEvent
CreateEventW
GetCurrentProcessId
CancelIo
CloseHandle
GetFileSize
FindFirstFileW
SystemTimeToTzSpecificLocalTime
GetFileAttributesW
FileTimeToSystemTime
FindClose
GetFileTime
DeleteFileW
GetCommState
SetCommState
SetCommTimeouts
GetCommTimeouts
PurgeComm
FindResourceExW
LoadResource
LockResource
EnumResourceLanguagesW
FindNextFileW
FlushFileBuffers
HeapSize
GetModuleHandleExW
ExitProcess
GetProcessHeap
GetModuleFileNameW
FreeEnvironmentStringsW
GetStdHandle
GetCurrentThreadId
GetOEMCP
GetACP
IsValidCodePage
GetSystemTimeAsFileTime
LoadLibraryW
GetEnvironmentStringsW
SetStdHandle
WriteConsoleW
ReadConsoleW
WaitForMultipleObjects
LCMapStringW
LoadLibraryExW
SetFilePointerEx
HeapReAlloc
InterlockedIncrement
InterlockedDecrement
GetStringTypeW
EncodePointer
DecodePointer
IsDebuggerPresent
IsProcessorFeaturePresent
HeapFree
CreateThread
ExitThread
ResumeThread
HeapAlloc
GetCommandLineW
RaiseException
RtlUnwind
GetCPInfo
InitializeCriticalSectionAndSpinCount
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
GetProcAddress
user32
SetWindowLongW
GetDlgItem
MessageBoxW
RegisterWindowMessageW
FindWindowW
SendMessageW
DialogBoxIndirectParamW
LoadIconW
GetWindowLongW
GetCursor
LoadCursorW
SetCursor
EndDialog
SetClassLongW
advapi32
RegEnumValueW
RegCreateKeyExW
RegCloseKey
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
shell32
SHGetPathFromIDListW
SHBrowseForFolderW
ole32
CoUninitialize
CoInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 249KB - Virtual size: 249KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 90KB - Virtual size: 89KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 12KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ