Static task
static1
Behavioral task
behavioral1
Sample
2024-05-12_103acd84fc3ef1f6fff54ea0f93f0c96_avoslocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-12_103acd84fc3ef1f6fff54ea0f93f0c96_avoslocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-12_103acd84fc3ef1f6fff54ea0f93f0c96_avoslocker
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Size
1.6MB
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MD5
103acd84fc3ef1f6fff54ea0f93f0c96
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SHA1
e543744bb30506b1ebac00abc4829fb3a2a71765
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SHA256
0852a4f3ea0d56981fd4092d00277470fc583a233cedde855f033e59b1aea166
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SHA512
5b19dd47f81f9868427df32952493183c6d902ffbcdd375af01db62c3dc229136f23776377b02c9da9723b956e81ec1225481fbfd912ad8208e66ff9ba71a87c
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SSDEEP
24576:le6pkaGoQmUd2a68K1cDAPI8PDeFgkmlx9li/Tc3gZnl4nmuk3MbKAA1Ffmo0O7r:U6SaGo7UgaxxwI87tM
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-12_103acd84fc3ef1f6fff54ea0f93f0c96_avoslocker
Files
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2024-05-12_103acd84fc3ef1f6fff54ea0f93f0c96_avoslocker.exe windows:6 windows x86 arch:x86
c492b5772fccf9d2eac282c8a8023e77
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
d2d1
ord1
dwrite
DWriteCreateFactory
api-ms-win-shcore-scaling-l1-1-1
GetDpiForMonitor
GetProcessDpiAwareness
shell32
DragAcceptFiles
DragFinish
ShellExecuteW
DragQueryFileW
comctl32
InitCommonControlsEx
ord345
ole32
CoCreateInstance
CoInitialize
CoTaskMemFree
CoUninitialize
kernel32
GetCPInfo
DecodePointer
RaiseException
GetLastError
HeapSetInformation
InitializeCriticalSectionEx
DeleteCriticalSection
CreateFileW
GetFileSizeEx
ReadFile
CloseHandle
SetLastError
EnterCriticalSection
LeaveCriticalSection
GetCurrentProcessId
GetCurrentThreadId
OpenProcess
GetModuleHandleW
GlobalAlloc
GlobalLock
MulDiv
GetFileAttributesW
GetModuleFileNameW
DeleteFileW
WriteFile
MoveFileW
LocalFree
FormatMessageW
MultiByteToWideChar
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
SetFilePointerEx
GetCommandLineW
LCMapStringW
HeapReAlloc
HeapSize
GetFileType
GetStdHandle
ExitProcess
RtlUnwind
LoadLibraryW
UnregisterWaitEx
QueryDepthSList
InterlockedFlushSList
ReleaseSemaphore
DuplicateHandle
VirtualProtect
GetVersionExW
LoadLibraryExW
GetModuleHandleA
FreeLibraryAndExitThread
FreeLibrary
GetThreadTimes
GetCurrentThread
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
GetThreadPriority
SetThreadPriority
CreateThread
SignalObjectAndWait
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
WriteConsoleW
ReadConsoleW
GetCommandLineA
Sleep
CreateTimerQueue
SetEndOfFile
FormatMessageA
TryEnterCriticalSection
QueueUserWorkItem
GetModuleHandleExW
IsProcessorFeaturePresent
InitializeCriticalSectionAndSpinCount
CreateEventW
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetTickCount
GetProcAddress
QueryPerformanceCounter
IsDebuggerPresent
OutputDebugStringW
EncodePointer
HeapAlloc
HeapFree
GetProcessHeap
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
GetCurrentProcess
FlushInstructionCache
VirtualAlloc
VirtualFree
LoadLibraryExA
SetEvent
ResetEvent
WaitForSingleObjectEx
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
TerminateProcess
user32
DestroyIcon
LoadIconW
LoadCursorW
SetWindowLongW
GetWindowLongW
GetSysColorBrush
ScreenToClient
GetCursorPos
MessageBeep
MessageBoxW
GetWindowRect
GetClientRect
SetWindowTextW
ValidateRect
InvalidateRect
ReleaseDC
GetDC
TrackPopupMenuEx
SetMenuItemBitmaps
InsertMenuW
GetSubMenu
DrawIconEx
DestroyMenu
GetSystemMenu
LoadMenuW
GetKeyState
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
SetWindowPos
DestroyWindow
CreateWindowExW
GetClassInfoExW
RegisterClassExW
CallWindowProcW
PostQuitMessage
DefWindowProcW
SendMessageW
UpdateWindow
ShowWindow
UnregisterClassW
DispatchMessageW
TranslateMessage
GetMessageW
MonitorFromPoint
GetDpiForWindow
ChangeWindowMessageFilter
SetForegroundWindow
EnableMenuItem
gdi32
DeleteObject
DeleteDC
CreateSolidBrush
CreateFontIndirectW
GetObjectW
SelectObject
SetBkMode
GetStockObject
CreateCompatibleDC
CreateCompatibleBitmap
SetTextColor
comdlg32
ChooseColorW
Sections
.text Size: 480KB - Virtual size: 479KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 87KB - Virtual size: 87KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 12KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ