Static task
static1
Behavioral task
behavioral1
Sample
2024-05-23_e1a18ae529ec849e33274ac7dbbcc756_avoslocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_e1a18ae529ec849e33274ac7dbbcc756_avoslocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-23_e1a18ae529ec849e33274ac7dbbcc756_avoslocker
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Size
4.2MB
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MD5
e1a18ae529ec849e33274ac7dbbcc756
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SHA1
e2a3965f5b453b666c96d4cf96cd259a5f38cf7e
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SHA256
ed20ba162ccf7b72be37885894d6b275e1b88e7bc512d68b00c1c8a3d848c664
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SHA512
21693c76abaad717f5210156a96470046138da0563f53466085a5e8d930b2e27da8fe4a5b8546e1d4ac512ad98249404b96b3078a339cd025b95d62936755589
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SSDEEP
98304:noNn2Wj/TJFhJi6WQppDWSk1Y/IxdeOvYaG6h2JPcFLOAkGkzdnEVomFHKnPZu:noNnhvDq6jkrgaG6h2xcFLOyomFHKnPZ
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-23_e1a18ae529ec849e33274ac7dbbcc756_avoslocker
Files
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2024-05-23_e1a18ae529ec849e33274ac7dbbcc756_avoslocker.exe windows:6 windows x86 arch:x86
4e9181bce4360ceece99ef7befc70d12
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW
VerQueryValueA
wininet
InternetSetStatusCallbackW
InternetOpenW
InternetCloseHandle
InternetOpenUrlW
InternetReadFile
InternetGetLastResponseInfoW
InternetSetOptionW
InternetQueryOptionW
InternetQueryDataAvailable
InternetWriteFile
InternetSetFilePointer
InternetCanonicalizeUrlW
InternetCrackUrlW
msi
ord113
uxtheme
GetThemePartSize
IsThemeBackgroundPartiallyTransparent
DrawThemeText
SetWindowTheme
IsAppThemed
DrawThemeParentBackground
OpenThemeData
CloseThemeData
DrawThemeBackground
GetThemeColor
GetCurrentThemeName
GetThemeSysColor
GetWindowTheme
kernel32
GetCPInfo
lstrcpynW
GetVersion
GetFileType
GetStdHandle
GlobalMemoryStatus
FlushConsoleInputBuffer
RtlUnwind
ExitProcess
GetModuleHandleExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetCommandLineA
GetCommandLineW
HeapQueryInformation
GetSystemInfo
VirtualAlloc
RaiseException
QueryPerformanceFrequency
SetStdHandle
GetDriveTypeW
GetFileInformationByHandle
PeekNamedPipe
SetConsoleCtrlHandler
GetConsoleCP
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetTimeZoneInformation
LCMapStringW
IsValidLocale
EnumSystemLocalesW
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetConsoleMode
ReadConsoleInputW
GetStringTypeW
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
QueryPerformanceCounter
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetUserDefaultLCID
SearchPathW
GetWindowsDirectoryW
WriteConsoleW
GetProfileIntW
LCMapStringEx
GetTickCount64
GetTempPathW
FindResourceExW
GetCurrentDirectoryW
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
GlobalFlags
SetErrorMode
lstrcmpiW
GetCurrentProcess
DuplicateHandle
WriteFile
UnlockFile
SetFilePointer
SetEndOfFile
LockFile
GetVolumeInformationW
GetFullPathNameW
GetFileSize
FlushFileBuffers
GlobalGetAtomNameW
LocalReAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
CompareStringA
lstrcmpA
GetVersionExW
GetCurrentThread
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
ResumeThread
SetThreadPriority
LocalAlloc
InitializeCriticalSectionAndSpinCount
VerifyVersionInfoW
lstrcpyW
VerSetConditionMask
FindNextFileW
VirtualProtect
GetCurrentProcessId
CompareStringW
GlobalFindAtomW
GlobalAddAtomW
lstrcmpW
GlobalDeleteAtom
LoadLibraryW
LoadLibraryA
LoadLibraryExW
GetModuleHandleA
FreeLibrary
GetSystemDirectoryW
GetCurrentThreadId
EncodePointer
SystemTimeToFileTime
SetFileTime
SetFileAttributesW
LocalFileTimeToFileTime
GetFileTime
GetFileSizeEx
FileTimeToLocalFileTime
CreateFileW
FormatMessageW
LocalFree
GlobalFree
GlobalSize
GlobalAlloc
SetLastError
MoveFileExW
GlobalLock
GlobalUnlock
GetVersionExA
Sleep
InitializeCriticalSection
DeleteCriticalSection
InitializeCriticalSectionEx
LeaveCriticalSection
EnterCriticalSection
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
DecodePointer
MulDiv
GetProcAddress
GetModuleHandleW
GenerateConsoleCtrlEvent
CopyFileW
GetTickCount
GetStartupInfoW
CreateProcessW
TerminateProcess
WaitForSingleObject
CreatePipe
SetHandleInformation
OutputDebugStringW
CloseHandle
ReadFile
GetTempFileNameW
GetFileAttributesExW
GetFileAttributesW
DeleteFileW
CreateDirectoryW
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetModuleFileNameW
FindFirstFileW
FindClose
OutputDebugStringA
WideCharToMultiByte
MultiByteToWideChar
FindResourceW
SizeofResource
LockResource
LoadResource
GetLastError
VirtualQuery
user32
IsZoomed
PostQuitMessage
ShowOwnedPopups
TranslateMessage
GetMessageW
EnumDisplayMonitors
SystemParametersInfoW
GetSysColorBrush
SetLayeredWindowAttributes
CopyImage
DestroyIcon
WindowFromPoint
KillTimer
SetTimer
ReleaseCapture
SetCapture
GetNextDlgGroupItem
MapVirtualKeyW
GetKeyNameTextW
GetAsyncKeyState
DrawFocusRect
DrawStateW
GetCursorPos
GetIconInfo
DrawIconEx
IsRectEmpty
TrackMouseEvent
GetWindowThreadProcessId
LoadMenuW
GetDesktopWindow
GetActiveWindow
GetNextDlgTabItem
EndDialog
CreateDialogIndirectParamW
IsDialogMessageW
SetWindowTextW
IsWindowEnabled
CheckDlgButton
MoveWindow
ShowWindow
GetMonitorInfoW
MonitorFromWindow
WinHelpW
GetScrollInfo
SetScrollInfo
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExW
GetWindow
GetLastActivePopup
MessageBeep
GetClassNameW
GetClassLongW
SetWindowLongW
GetWindowLongW
PtInRect
EqualRect
AdjustWindowRectEx
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
ValidateRect
SetForegroundWindow
GetForegroundWindow
SetActiveWindow
TrackPopupMenu
SetMenu
GetMenu
GetCapture
SetMenuDefaultItem
SetFocus
GetDlgCtrlID
GetDlgItem
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
MessageBoxA
GetProcessWindowStation
GetUserObjectInformationW
SetWindowPlacement
SetWindowPos
DestroyWindow
IsChild
IsMenu
IsWindow
CreateWindowExW
GetClassInfoExW
GetClassInfoW
RegisterClassW
CallWindowProcW
DefWindowProcW
GetMessageTime
GetMessagePos
PeekMessageW
DispatchMessageW
RegisterWindowMessageW
LoadBitmapW
DestroyMenu
GetMenuItemInfoW
DrawEdge
DrawFrameControl
SetWindowRgn
BringWindowToTop
SetCursorPos
SetParent
GetMenuDefaultItem
CopyIcon
NotifyWinEvent
CreatePopupMenu
EnableScrollBar
FrameRect
SetRect
SetMenuItemInfoW
GetMenuCheckMarkDimensions
CharUpperW
RealChildWindowFromPoint
SetClipboardData
EmptyClipboard
SetClassLongW
DeleteMenu
UpdateLayeredWindow
UnionRect
GetTopWindow
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
GetFocus
SetRectEmpty
SendDlgItemMessageA
InflateRect
CopyRect
FillRect
GetSysColor
ScreenToClient
ClientToScreen
EndPaint
BeginPaint
ReleaseDC
GetWindowDC
TabbedTextOutW
GrayStringW
DrawTextExW
DrawTextW
RemoveMenu
InsertMenuW
GetMenuItemCount
GetMenuItemID
GetSubMenu
GetMenuState
GetMenuStringW
LoadImageW
LoadIconW
LoadCursorW
OffsetRect
IntersectRect
SetCursor
RedrawWindow
DrawIcon
AppendMenuW
GetSystemMenu
GetSystemMetrics
IsClipboardFormatAvailable
GetClipboardData
CloseClipboard
OpenClipboard
IsIconic
GetWindowPlacement
UnregisterClassW
MapWindowPoints
GetClientRect
GetDC
InvalidateRect
UpdateWindow
GetParent
PostMessageW
MapDialogRect
MessageBoxW
GetWindowRect
EnableWindow
SendMessageW
ToUnicodeEx
GetKeyboardLayout
GetKeyboardState
LoadAcceleratorsW
CreateAcceleratorTableW
CopyAcceleratorTableW
LockWindowUpdate
WaitMessage
TranslateAcceleratorW
InsertMenuItemW
UnpackDDElParam
ReuseDDElParam
ModifyMenuW
PostThreadMessageW
EnumChildWindows
RegisterClipboardFormatW
GetDoubleClickTime
GetUpdateRect
DrawMenuBar
DefFrameProcW
DefMDIChildProcW
TranslateMDISysAccel
HideCaret
MonitorFromPoint
DestroyCursor
GetWindowRgn
GetComboBoxInfo
MapVirtualKeyExW
IsCharLowerW
SubtractRect
CharUpperBuffW
CreateMenu
GetKeyState
InvertRect
DestroyAcceleratorTable
gdi32
CreateHatchBrush
CreatePen
CreatePatternBrush
CreateRectRgn
Escape
ExcludeClipRect
GetObjectType
GetPixel
GetViewportExtEx
GetWindowExtEx
IntersectClipRect
LineTo
PtVisible
RectVisible
RestoreDC
SaveDC
SelectClipRgn
ExtSelectClipRgn
SelectPalette
SetBkColor
SetMapMode
SetLayout
GetLayout
SetPolyFillMode
SetROP2
SetTextColor
SetTextAlign
MoveToEx
TextOutW
ExtTextOutW
SetViewportExtEx
SetViewportOrgEx
SetWindowExtEx
SetWindowOrgEx
OffsetViewportOrgEx
CreateBitmap
ScaleViewportExtEx
ScaleWindowExtEx
CombineRgn
CreateRectRgnIndirect
PatBlt
SetRectRgn
DPtoLP
GetTextColor
GetTextExtentPoint32W
GetTextMetricsW
Polygon
CreateCompatibleBitmap
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
CreateEllipticRgn
Ellipse
GetBkColor
CreatePolygonRgn
Polyline
Rectangle
RoundRect
CreateRoundRectRgn
GetDIBits
RealizePalette
SetPixel
SetDIBColorTable
GetCurrentObject
EnumFontFamiliesExW
GetRgnBox
OffsetRgn
CreatePalette
GetPaletteEntries
GetNearestPaletteIndex
GetSystemPaletteEntries
LPtoDP
FillRgn
FrameRgn
GetBoundsRect
PtInRegion
GetWindowOrgEx
GetViewportOrgEx
ExtFloodFill
SetPaletteEntries
SetPixelV
GetTextFaceW
BitBlt
CreateDCW
CopyMetaFileW
CreateDIBSection
StretchBlt
SelectObject
GetClipBox
CreateCompatibleDC
DeleteObject
DeleteDC
GetObjectW
GetDeviceCaps
CreateFontIndirectW
GetStockObject
OffsetWindowOrgEx
SetBkMode
CreateSolidBrush
msimg32
TransparentBlt
AlphaBlend
winspool.drv
ClosePrinter
OpenPrinterW
DocumentPropertiesW
advapi32
RegQueryValueW
RegOpenKeyExW
RegEnumKeyExW
RegEnumValueW
RegQueryValueExW
RegCreateKeyExW
RegDeleteKeyW
RegisterEventSourceA
ReportEventA
DeregisterEventSource
RegCloseKey
RegEnumKeyW
RegSetValueExW
RegFlushKey
RegDeleteValueW
shell32
SHGetPathFromIDListW
SHGetFolderLocation
ShellExecuteExW
SHGetFileInfoW
SHGetMalloc
SHGetSpecialFolderLocation
SHBrowseForFolderW
SHGetDesktopFolder
SHAppBarMessage
DragFinish
DragQueryFileW
ShellExecuteW
comctl32
ImageList_GetImageInfo
ImageList_GetBkColor
InitCommonControlsEx
ImageList_SetBkColor
shlwapi
UrlUnescapeW
PathFindFileNameW
PathFileExistsW
PathIsUNCW
PathStripToRootW
PathRemoveFileSpecW
StrFormatKBSizeW
PathFindExtensionW
ole32
DoDragDrop
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
OleLockRunning
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
OleGetClipboard
CoInitializeEx
CreateStreamOnHGlobal
CoDisconnectObject
CoCreateGuid
CoUninitialize
CoInitialize
CoCreateInstance
ReleaseStgMedium
OleDuplicateData
CoTaskMemAlloc
CoTaskMemFree
oleaut32
LoadTypeLi
SysStringLen
SysAllocString
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen
SysFreeString
VariantTimeToSystemTime
SystemTimeToVariantTime
VariantCopy
VarBstrFromDate
gdiplus
GdipCloneImage
GdipDisposeImage
GdipGetImageGraphicsContext
GdipGetImageWidth
GdipGetImageHeight
GdiplusShutdown
GdipAlloc
GdipFree
GdipGetImagePixelFormat
GdipDrawImageRectI
GdipSetInterpolationMode
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePalette
GdipGetImagePaletteSize
GdiplusStartup
ws2_32
select
recv
inet_addr
htons
getpeername
socket
gethostname
gethostbyname
connect
closesocket
__WSAFDIsSet
WSASetLastError
send
WSAGetLastError
WSACleanup
getservbyname
WSAStartup
ioctlsocket
shutdown
inet_ntoa
oleacc
AccessibleObjectFromWindow
CreateStdAccessibleObject
LresultFromObject
imm32
ImmReleaseContext
ImmGetContext
ImmGetOpenStatus
winmm
PlaySoundW
Sections
.text Size: 2.0MB - Virtual size: 2.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 520KB - Virtual size: 519KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 85KB - Virtual size: 255KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 181KB - Virtual size: 180KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ