Static task
static1
Behavioral task
behavioral1
Sample
update_382_383.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
update_382_383.exe
Resource
win10v2004-20230824-en
General
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Target
update_382_383.ex
-
Size
25.1MB
-
MD5
3a4530a088c1e1465e7188377a24d067
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SHA1
1e142541e915a74c9e8cad027e2e3d52a83b852e
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SHA256
86ea2441faa40bc62af0441b2d20494f248f4a315657f5f8f473ed7a182f3d9b
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SHA512
d702ac2b81e461b63b9113f8a23cbe183e099fcfa14921e31edc4824b1591afaf06ebd2170fe980f60e8921255fe1a26711f8da59a0861ea5d2db1826fb36f34
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SSDEEP
393216:74PqAA+gev5K3OqmAJiNYAsI1eTfM94hEfiuLTDCKZB7B3A8qKATtF2ddYdHmM5g:cSAg33f7JnfMOEfiaZzBrAyd6JZIroU
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource update_382_383.ex
Files
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update_382_383.ex.exe windows x86
8bf12c1489aef9e90c998359af462707
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
advapi32
RegCloseKey
RegOpenKeyA
RegOpenKeyExA
RegQueryValueExA
kernel32
CloseHandle
CompareStringA
CopyFileA
CreateDirectoryA
CreateEventA
CreateFileA
CreateFileMappingA
CreateMutexA
CreateProcessA
CreateThread
DeleteCriticalSection
DeleteFileA
EnterCriticalSection
EnumCalendarInfoA
ExitProcess
FileTimeToDosDateTime
FileTimeToLocalFileTime
FileTimeToSystemTime
FindClose
FindFirstFileA
FindNextFileA
FindResourceA
FlushFileBuffers
FormatMessageA
FreeLibrary
FreeResource
GetACP
GetCPInfo
GetCommandLineA
GetCurrentDirectoryA
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatA
GetDiskFreeSpaceA
GetDiskFreeSpaceExA
GetDriveTypeA
GetEnvironmentStrings
GetFileAttributesA
GetFileSize
GetFileTime
GetFileType
GetLastError
GetLocalTime
GetLocaleInfoA
GetLogicalDrives
GetModuleFileNameA
GetModuleHandleA
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetProfileStringA
GetStartupInfoA
GetStdHandle
GetStringTypeExA
GetStringTypeW
GetSystemInfo
GetSystemTime
GetThreadLocale
GetTickCount
GetUserDefaultUILanguage
GetVersion
GetVersionExA
GetWindowsDirectoryA
GlobalAddAtomA
GlobalAlloc
GlobalDeleteAtom
GlobalFindAtomA
GlobalFree
GlobalHandle
GlobalLock
GlobalReAlloc
GlobalUnlock
HeapAlloc
HeapFree
InitializeCriticalSection
InterlockedDecrement
InterlockedIncrement
LeaveCriticalSection
LoadLibraryA
LoadLibraryExA
LoadLibraryW
LoadResource
LocalAlloc
LocalFree
LockResource
MapViewOfFile
MoveFileA
MulDiv
MultiByteToWideChar
QueryDosDeviceA
RaiseException
ReadFile
ReleaseMutex
RemoveDirectoryA
ResetEvent
RtlUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryA
SetEndOfFile
SetErrorMode
SetEvent
SetFileAttributesA
SetFilePointer
SetHandleCount
SetLastError
SetThreadLocale
SizeofResource
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnhandledExceptionFilter
UnmapViewOfFile
VirtualAlloc
VirtualFree
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
WriteFile
lstrcmpA
lstrcpyA
lstrcpynA
lstrlenA
GetVolumeInformationA
mpr
WNetGetConnectionA
version
GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA
winspool.drv
ClosePrinter
DocumentPropertiesA
EnumPrintersA
OpenPrinterA
comctl32
ImageList_Add
ImageList_BeginDrag
ImageList_Create
ImageList_Destroy
ImageList_DragEnter
ImageList_DragLeave
ImageList_DragMove
ImageList_DragShowNolock
ImageList_Draw
ImageList_DrawEx
ImageList_EndDrag
ImageList_GetBkColor
ImageList_GetDragImage
ImageList_GetIconSize
ImageList_GetImageCount
ImageList_Read
ImageList_Remove
ImageList_Replace
ImageList_ReplaceIcon
ImageList_SetBkColor
ImageList_SetDragCursorImage
ImageList_SetIconSize
ImageList_Write
ord17
gdi32
BitBlt
CombineRgn
CopyEnhMetaFileA
CreateBitmap
CreateBrushIndirect
CreateCompatibleBitmap
CreateCompatibleDC
CreateDCA
CreateDIBSection
CreateDIBitmap
CreateFontIndirectA
CreateHalftonePalette
CreateICA
CreatePalette
CreatePen
CreatePenIndirect
CreateRectRgn
CreateSolidBrush
DeleteDC
DeleteEnhMetaFile
DeleteObject
Ellipse
EndDoc
EndPage
ExcludeClipRect
ExtCreatePen
ExtTextOutA
GetBitmapBits
GetBrushOrgEx
GetCharABCWidthsA
GetCharWidth32A
GetClipBox
GetCurrentPositionEx
GetDCOrgEx
GetDIBColorTable
GetDIBits
GetDeviceCaps
GetEnhMetaFileBits
GetEnhMetaFileHeader
GetEnhMetaFilePaletteEntries
GetObjectA
GetPaletteEntries
GetPixel
GetRgnBox
GetStockObject
GetSystemPaletteEntries
GetTextExtentPoint32A
GetTextExtentPointA
GetTextMetricsA
GetWinMetaFileBits
GetWindowOrgEx
IntersectClipRect
LineTo
MaskBlt
MoveToEx
PatBlt
PlayEnhMetaFile
PolyBezier
PolyPolyline
Polyline
RealizePalette
RectVisible
Rectangle
RestoreDC
RoundRect
SaveDC
SelectObject
SelectPalette
SetAbortProc
SetBkColor
SetBkMode
SetBrushOrgEx
SetDIBColorTable
SetEnhMetaFileBits
SetMapMode
SetPixel
SetROP2
SetStretchBltMode
SetTextAlign
SetTextColor
SetViewportExtEx
SetViewportOrgEx
SetWinMetaFileBits
SetWindowExtEx
SetWindowOrgEx
StartDocA
StartPage
StretchBlt
TextOutA
UnrealizeObject
shell32
ExtractIconExA
SHGetSpecialFolderLocation
SHGetPathFromIDListA
user32
ActivateKeyboardLayout
AdjustWindowRectEx
BeginPaint
BringWindowToTop
CallNextHookEx
CallWindowProcA
CharLowerA
CharLowerBuffA
CharNextA
CharUpperBuffA
CheckMenuItem
ChildWindowFromPoint
ClientToScreen
CloseClipboard
CreateIcon
CreateIconIndirect
CreateMenu
CreatePopupMenu
CreateWindowExA
DefFrameProcA
DefMDIChildProcA
DefWindowProcA
DeleteMenu
DestroyCursor
DestroyIcon
DestroyMenu
DestroyWindow
DispatchMessageA
DrawEdge
DrawFocusRect
DrawFrameControl
DrawIcon
DrawIconEx
DrawMenuBar
DrawTextA
EmptyClipboard
EnableMenuItem
EnableScrollBar
EnableWindow
EndPaint
EnumClipboardFormats
EnumThreadWindows
EnumWindows
EqualRect
FillRect
FindWindowA
FrameRect
GetActiveWindow
GetCapture
GetCaretPos
GetClassInfoA
GetClassNameA
GetClientRect
GetClipboardData
GetCursor
GetCursorPos
GetDC
GetDCEx
GetDesktopWindow
GetDoubleClickTime
GetFocus
GetForegroundWindow
GetIconInfo
GetKeyNameTextA
GetKeyState
GetKeyboardLayout
GetKeyboardLayoutList
GetKeyboardState
GetKeyboardType
GetLastActivePopup
GetMenu
GetMenuItemCount
GetMenuItemID
GetMenuItemInfoA
GetMenuState
GetMenuStringA
GetMessagePos
GetMessageTime
GetParent
GetPropA
GetScrollInfo
GetScrollPos
GetScrollRange
GetSubMenu
GetSysColorBrush
GetSystemMenu
GetSystemMetrics
GetTopWindow
GetUpdateRect
GetWindow
GetWindowDC
GetWindowLongA
GetWindowPlacement
GetWindowRect
GetWindowTextA
GetWindowThreadProcessId
InflateRect
InsertMenuA
InsertMenuItemA
IntersectRect
InvalidateRect
IsCharAlphaA
IsCharAlphaNumericA
IsChild
IsClipboardFormatAvailable
IsDialogMessageA
IsIconic
IsRectEmpty
IsWindow
IsWindowEnabled
IsWindowVisible
IsZoomed
KillTimer
LoadBitmapA
LoadCursorA
LoadIconA
LoadKeyboardLayoutA
LoadStringA
MapVirtualKeyA
MapWindowPoints
MessageBeep
MessageBoxA
MoveWindow
OemToCharA
OffsetRect
OpenClipboard
PeekMessageA
PostMessageA
PostQuitMessage
PtInRect
RedrawWindow
RegisterClassA
RegisterClipboardFormatA
RegisterWindowMessageA
ReleaseCapture
ReleaseDC
RemoveMenu
RemovePropA
ScreenToClient
ScrollWindow
ScrollWindowEx
SendMessageA
SetActiveWindow
SetCapture
SetClassLongA
SetClipboardData
SetCursor
SetFocus
SetForegroundWindow
SetKeyboardState
SetMenu
SetMenuItemInfoA
SetPropA
SetRect
SetScrollInfo
SetScrollPos
SetScrollRange
SetTimer
SetWindowLongA
SetWindowPlacement
SetWindowPos
SetWindowTextA
SetWindowsHookExA
ShowCursor
ShowOwnedPopups
ShowScrollBar
ShowWindow
SystemParametersInfoA
TrackPopupMenu
TranslateMDISysAccel
TranslateMessage
UnhookWindowsHookEx
UnionRect
UnregisterClassA
UpdateWindow
ValidateRect
WaitMessage
WinHelpA
WindowFromPoint
wsprintfA
GetSysColor
ole32
CoCreateInstance
CoInitialize
CoInitializeEx
CoInitializeSecurity
CoSetProxyBlanket
CoUninitialize
oleaut32
GetErrorInfo
SafeArrayCreate
SafeArrayGetElement
SafeArrayGetLBound
SafeArrayGetUBound
SafeArrayPtrOfIndex
SafeArrayPutElement
SafeArrayRedim
SysAllocStringLen
SysFreeString
SysReAllocStringLen
VariantChangeType
VariantClear
VariantCopy
VariantCopyInd
VariantInit
Sections
.text Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 168KB - Virtual size: 192KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 407KB - Virtual size: 407KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 78KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ