hotfix[.]exe | Triage

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General

Target

hotfix.exe
Size

2.2MB
MD5

21ca0fa4c58cf43d872ee7dfab530a02
SHA1

e83672a21ed7fbfbd456e969453b15bcc3c11744
SHA256

8200b03bb626d4165bf444fd0e1cd72c0af4e88d5283291b98a6d65466f8bd5e
SHA512

6ede07399fb4f92cfed0da7be412d6988e6682b58bd81bc7c2fce86f3f8c682a68885d51146ceae4a80738f150a93d1a749fed8aedab587862f1e43034656b55
SSDEEP

49152:Fzdp41h2MDtaZANYwBGIoLugWEIBrCOoEPhIdGM:FArkAN1wOoEhM

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
hotfix.exe

Files

hotfix.exe
.exe windows:5 windows x64 arch:x64

eab3aa7cde6142ab801635e08264e4bf

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

e:\2022\SP01\integration_tools\setupishield\iswi\support\hotfix\i386\Release64\hotfix.pdb

Imports

msi

ord8
ord70
ord72
ord96

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueW

kernel32

FlsSetValue
FlsFree
FlsAlloc
HeapSetInformation
GetVersion
HeapCreate
GetStdHandle
LCMapStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCPInfo
GetStartupInfoW
QueryPerformanceCounter
GetTimeZoneInformation
GetStringTypeW
GetConsoleCP
GetConsoleMode
SetEnvironmentVariableA
WriteConsoleW
FlsGetValue
GetTempFileNameW
FindFirstFileW
RtlCaptureContext
RtlVirtualUnwind
IsDebuggerPresent
SetUnhandledExceptionFilter
FindResourceW
UnhandledExceptionFilter
GetFileType
SetStdHandle
VirtualQuery
GetSystemInfo
SetThreadStackGuarantee
VirtualAlloc
GetSystemTimeAsFileTime
CreateThread
ExitThread
HeapSize
HeapQueryInformation
EncodePointer
DecodePointer
RtlPcToFileHeader
RaiseException
RtlUnwindEx
RtlLookupFunctionEntry
GetCommandLineW
HeapReAlloc
IsValidCodePage
GetOEMCP
ExitProcess
GetACP
HeapAlloc
HeapFree
FindResourceExW
VirtualProtect
SearchPathW
GetProfileIntW
GetTickCount
GetTempPathW
GetNumberFormatW
GetWindowsDirectoryW
lstrcpyW
GetSystemDirectoryW
GetUserDefaultUILanguage
GetLocaleInfoW
FreeResource
GlobalFindAtomW
GlobalDeleteAtom
GetVersionExW
InitializeCriticalSectionAndSpinCount
GlobalAddAtomW
WaitForSingleObject
GetCurrentThreadId
ResumeThread
LoadResource
MoveFileExW
SetHandleCount
SetThreadPriority
GlobalFlags
lstrcmpW
CompareStringW
GetFullPathNameW
GetVolumeInformationW
DuplicateHandle
GetFileSize
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
SetFilePointer
WriteFile
ReadFile
LoadLibraryW
lstrcmpiW
DeleteCriticalSection
LocalReAlloc
TlsSetValue
GlobalHandle
GlobalReAlloc
TlsAlloc
InitializeCriticalSection
EnterCriticalSection
TlsGetValue
LeaveCriticalSection
GetCurrentProcessId
lstrlenA
lstrcmpA
GlobalGetAtomNameW
FreeLibrary
ActivateActCtx
ReleaseActCtx
DeactivateActCtx
GlobalFree
GlobalSize
GlobalAlloc
GlobalLock
GlobalUnlock
MulDiv
GetFileTime
GetFileSizeEx
FileTimeToLocalFileTime
FileTimeToSystemTime
GetFileAttributesExW
GetProcAddress
CreateFileW
SetLastError
WideCharToMultiByte
GetUserDefaultLangID
SetFileAttributesW
LocalFree
GetPrivateProfileSectionW
DeleteFileW
CloseHandle
CreateToolhelp32Snapshot
FindNextFileW
Process32NextW
RemoveDirectoryW
LockResource
LocalAlloc
Process32FirstW
FindClose
GetCurrentDirectoryW
GetLastError
lstrlenW
MultiByteToWideChar
GetModuleFileNameW
TerminateProcess
GetFileAttributesW
GetExitCodeProcess
FormatMessageW
SizeofResource
CopyFileW
Sleep
OpenProcess
QueryFullProcessImageNameW
GetPrivateProfileStringW
GetModuleHandleW
CreateDirectoryW
GetCurrentProcess

user32

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

gdi32

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

msimg32

AlphaBlend
TransparentBlt

comdlg32

GetFileTitleW

winspool.drv

OpenPrinterW
ClosePrinter
DocumentPropertiesW

advapi32

RegCreateKeyExW
RegQueryValueExW
RegQueryInfoKeyW
RegDeleteKeyW
LookupPrivilegeValueW
RegDeleteValueW
RegEnumValueW
RegOpenKeyExW
RegEnumKeyExW
OpenProcessToken
RegSetValueExW
RegCloseKey
AdjustTokenPrivileges

shell32

ShellExecuteExW
SHGetKnownFolderPath
SHGetSpecialFolderPathW
SHGetFileInfoW
SHGetDesktopFolder
SHAppBarMessage
DragQueryFileW
DragFinish
SHBrowseForFolderW
SHCreateDirectoryExW
ShellExecuteW
SHGetSpecialFolderLocation
SHGetPathFromIDListW

comctl32

ImageList_GetIconSize

shlwapi

PathStripToRootW
PathIsUNCW
PathFindFileNameW
PathFindExtensionW
SHDeleteEmptyKeyW
PathRemoveFileSpecW

ole32

RevokeDragDrop
CoLockObjectExternal
RegisterDragDrop
OleGetClipboard
DoDragDrop
OleLockRunning
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CreateStreamOnHGlobal
CoInitializeEx
CoUninitialize
CoInitialize
CoCreateInstance
OleDuplicateData
CoTaskMemAlloc
ReleaseStgMedium
CoTaskMemFree

oleaut32

SysFreeString
VariantClear
VariantChangeType
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
SysAllocStringLen
VarBstrFromDate
VariantInit
SysAllocString

oleacc

LresultFromObject
CreateStdAccessibleObject
AccessibleObjectFromWindow

gdiplus

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

imm32

ImmGetOpenStatus
ImmReleaseContext
ImmGetContext

winmm

PlaySoundW

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 568KB - Virtual size: 568KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 31KB - Virtual size: 79KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 73KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

text
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE

data
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 75KB - Virtual size: 75KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

eab3aa7cde6142ab801635e08264e4bf

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msi

version

kernel32

user32

gdi32

msimg32

comdlg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

ole32

oleaut32

oleacc

gdiplus

imm32

winmm

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 568KB - Virtual size: 568KB

.data Size: 31KB - Virtual size: 79KB

.pdata Size: 73KB - Virtual size: 73KB

text Size: 3KB - Virtual size: 2KB

data Size: 2KB - Virtual size: 1KB

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 75KB - Virtual size: 75KB

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 568KB - Virtual size: 568KB

.data
Size: 31KB - Virtual size: 79KB

.pdata
Size: 73KB - Virtual size: 73KB

text
Size: 3KB - Virtual size: 2KB

data
Size: 2KB - Virtual size: 1KB

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 75KB - Virtual size: 75KB