wuauclt1.pdb
Static task
static1
Behavioral task
behavioral1
Sample
8b34736508df419a1df3355cfd5704a1.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8b34736508df419a1df3355cfd5704a1.exe
Resource
win10v2004-20231215-en
General
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Target
8b34736508df419a1df3355cfd5704a1
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Size
162KB
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MD5
8b34736508df419a1df3355cfd5704a1
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SHA1
9f4b9ac8067700d0678363192acd1a1aa00bebbc
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SHA256
9d7619b86a057aee23ea0ff384354cc59ee84c12bfec0e1543a81ea8c61cf2b4
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SHA512
bc062a1ad25501ca2c9b6bb2be945baaa73d67416d51c7d35d9cb7596e12560c21509defe55b0e8fc0ca9e50ed934e94459928a9fe124c1fabdb2864c1e82c36
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SSDEEP
3072:pfcwlVCoCAqagxSavqOYDaiVmjHL/F9BRqKY5nrURcIGQNr:pUw71CD+aveDzVmjHL/F9B0KY5n5QNr
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8b34736508df419a1df3355cfd5704a1
Files
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8b34736508df419a1df3355cfd5704a1.exe windows:5 windows x86 arch:x86
c7b970e94adc98925b1b7437286dfe12
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
msvcrt
_acmdln
__getmainargs
_initterm
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_except_handler3
__dllonexit
_onexit
??1type_info@@UAE@XZ
_controlfp
?terminate@@YAXXZ
memmove
exit
_c_exit
_wcsicmp
wcslen
wcschr
_CxxThrowException
malloc
free
_vsnwprintf
__CxxFrameHandler
??2@YAPAXI@Z
_vsnprintf
_wtoi
_wsplitpath
_ftol
wcstoul
_cexit
_exit
_XcptFilter
??3@YAXPAX@Z
kernel32
InterlockedIncrement
InterlockedDecrement
WaitForMultipleObjects
CreateThread
TryEnterCriticalSection
Sleep
CompareStringW
GetTimeFormatW
GetProcAddress
GetSystemTimeAsFileTime
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
LocalFree
GetModuleHandleA
GetStartupInfoA
GetSystemDirectoryW
CreateProcessW
GetSystemDefaultLangID
lstrlenW
GetLocalTime
SystemTimeToFileTime
ExitProcess
GetTickCount
GetCurrentThreadId
EnterCriticalSection
LeaveCriticalSection
CreateMutexW
OpenEventW
RegisterWaitForSingleObject
SetEvent
WaitForSingleObject
QueryPerformanceCounter
ReleaseMutex
CreateEventW
FormatMessageW
SetFilePointer
SetEndOfFile
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
CompareStringA
WriteFile
CompareFileTime
GetCurrentThread
SetFileTime
GlobalFree
GlobalAlloc
InterlockedCompareExchange
HeapReAlloc
WideCharToMultiByte
GetDateFormatW
FileTimeToSystemTime
MoveFileW
GetFileTime
CopyFileW
lstrcpynW
LoadLibraryExW
GetVersionExW
GetModuleHandleW
InitializeCriticalSection
CreateFileW
GetFileSize
ReadFile
lstrlenA
MultiByteToWideChar
SetLastError
FindFirstFileW
FindNextFileW
RemoveDirectoryW
FindClose
DeleteFileW
CreateDirectoryW
SetFileAttributesW
GetSystemTime
GetProcessHeap
HeapAlloc
HeapFree
lstrcmpiW
GetFileAttributesW
GetPrivateProfileStringW
VerSetConditionMask
VerifyVersionInfoW
GetCommandLineW
LoadLibraryA
CloseHandle
ProcessIdToSessionId
GetCurrentProcessId
GetLastError
DeleteCriticalSection
FreeLibrary
UnregisterWaitEx
gdi32
TextOutW
CreateSolidBrush
GetTextExtentPoint32W
BitBlt
SetBkColor
CreateCompatibleDC
SetStretchBltMode
StretchBlt
DeleteDC
SetBkMode
SetTextColor
SelectObject
DeleteObject
GetStockObject
CreateFontIndirectW
GetObjectW
GetCurrentObject
user32
PostMessageW
EndDialog
LoadCursorW
LoadAcceleratorsW
CharLowerA
CharUpperA
RegisterClassExW
SetWindowLongW
GetWindowTextLengthW
GetWindowTextW
GetPropW
SetPropW
CheckDlgButton
LoadStringW
CheckRadioButton
IsDlgButtonChecked
UpdateWindow
GetKeyState
DrawEdge
EqualRect
RemovePropW
OffsetRect
CopyRect
GetDesktopWindow
IsWindow
SetWindowTextW
SendMessageW
CreateDialogParamW
BeginPaint
EndPaint
SetWindowPos
GetSystemMenu
EnableMenuItem
TranslateAcceleratorW
CallNextHookEx
GetDlgCtrlID
GetSysColor
GetSysColorBrush
MessageBoxW
GetWindowRect
MapWindowPoints
ReleaseDC
GetDlgItem
EnableWindow
GetDC
DrawFocusRect
GetWindowLongW
DrawTextW
GetFocus
GetCapture
ReleaseCapture
GetParent
GetClientRect
FillRect
SetCursor
ScreenToClient
PtInRect
CallWindowProcW
CreateCursor
InvalidateRect
DestroyCursor
SetRectEmpty
DestroyMenu
CreatePopupMenu
AppendMenuW
CreateWindowExW
ShowWindow
SetTimer
PeekMessageW
MsgWaitForMultipleObjectsEx
TranslateMessage
DispatchMessageW
DestroyWindow
PostQuitMessage
SetWindowsHookExW
DefWindowProcW
GetCursorPos
SetForegroundWindow
TrackPopupMenu
SetActiveWindow
SetFocus
DialogBoxParamW
KillTimer
LoadImageW
GetSystemMetrics
CharNextW
SetCapture
shell32
Shell_NotifyIconW
ShellExecuteW
SHGetFolderPathW
ole32
CoCreateInstance
CoInitializeEx
CoUninitialize
oleaut32
SafeArrayDestroy
SysReAllocString
SysFreeString
SysStringLen
SysStringByteLen
SysAllocStringByteLen
SafeArrayCreate
SafeArrayAccessData
SysAllocString
SafeArrayUnaccessData
VariantClear
SafeArrayGetUBound
VariantInit
SafeArrayGetElement
urlmon
CreateURLMoniker
comctl32
InitCommonControlsEx
wtsapi32
WTSFreeMemory
WTSQuerySessionInformationW
advapi32
LookupPrivilegeValueW
RegQueryValueExA
RegOpenKeyExA
ConvertStringSecurityDescriptorToSecurityDescriptorW
GetSecurityDescriptorOwner
GetSecurityDescriptorDacl
SetNamedSecurityInfoW
OpenProcessToken
QueryServiceStatus
AdjustTokenPrivileges
RegOpenKeyW
RegQueryValueExW
RegCreateKeyExW
RegSetValueExW
RegOpenKeyExW
OpenSCManagerW
OpenServiceW
CloseServiceHandle
RegCloseKey
shlwapi
StrStrW
StrChrW
StrRChrW
PathIsRootW
PathIsUNCW
PathStripToRootW
PathIsRelativeW
StrToIntW
PathFindFileNameW
advpack
ExtractFiles
wintrust
WTHelperGetProvCertFromChain
WTHelperGetProvSignerFromChain
WTHelperProvDataFromStateData
WinVerifyTrust
crypt32
CryptHashPublicKeyInfo
CertGetCertificateContextProperty
Sections
.text Size: 83KB - Virtual size: 82KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 77KB - Virtual size: 76KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ