Static task
static1
Behavioral task
behavioral1
Sample
2024-10-12_8c5ebc76d17808c05ae40e6a53ca97e0_avoslocker.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-12_8c5ebc76d17808c05ae40e6a53ca97e0_avoslocker.exe
Resource
win10v2004-20241007-en
General
-
Target
2024-10-12_8c5ebc76d17808c05ae40e6a53ca97e0_avoslocker
-
Size
1.2MB
-
MD5
8c5ebc76d17808c05ae40e6a53ca97e0
-
SHA1
8dbb671fb9e9389f7e0c7d76e14ac7b85db049e0
-
SHA256
33a97f58353d5cf4e308ed9da749b889f63b7aed59b103ddbd23c92b4f52b369
-
SHA512
d640b80ce57e5269e3a9d7d0625309cca0009cfe0b42e97c6f241794b4fc99f96549edea8e23b80b1df892c372968715853ebbfae0c200742876bc503b366f36
-
SSDEEP
24576:51luT9WOb3aK0UKnKv1zb3gK3LoR6tdv0GawVZlBYQD2hqwCIrDB9E4+tb4sydOU:TluTXWKkn+1vJ7ztdvFnlj2Qo19R04fd
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-12_8c5ebc76d17808c05ae40e6a53ca97e0_avoslocker
Files
-
2024-10-12_8c5ebc76d17808c05ae40e6a53ca97e0_avoslocker.exe windows:5 windows x86 arch:x86
7d3c36341b27bfb392bab9b19fabc70d
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
kernel32
GetWindowsDirectoryA
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleA
GlobalAlloc
GlobalUnlock
GlobalLock
GlobalHandle
GlobalFree
GlobalMemoryStatus
LocalAlloc
LocalFree
DosDateTimeToFileTime
lstrcmpiA
lstrcpyA
lstrcatA
lstrlenA
lstrlenW
_lopen
GetVersion
CreateFileA
_lwrite
_lclose
_llseek
VerifyVersionInfoW
MultiByteToWideChar
GetCommandLineA
GetCommandLineW
DeleteFileA
FindNextFileA
GetFileAttributesA
GetLongPathNameA
RemoveDirectoryA
GetTempPathA
WaitForSingleObject
CreateProcessA
GetTickCount
GetSystemDirectoryA
LoadLibraryExA
CopyFileA
CreateFileW
GetSystemTime
CreateProcessW
ExitProcess
SetErrorMode
CloseHandle
GetVolumeInformationA
WriteFile
SetFileTime
LocalFileTimeToFileTime
GetDriveTypeA
FindFirstFileA
_lcreat
FindClose
CreateDirectoryA
GetCurrentDirectoryA
SetCurrentDirectoryA
VerSetConditionMask
GetEnvironmentVariableA
_lread
RaiseException
GetLastError
GetSystemInfo
VirtualProtect
VirtualQuery
FreeLibrary
GetModuleHandleW
GetProcAddress
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwind
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
GetStdHandle
GetModuleHandleExW
WideCharToMultiByte
HeapFree
HeapAlloc
GetFileType
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
LCMapStringW
GetProcessHeap
SetFilePointerEx
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
DecodePointer
WriteConsoleW
gdi32
ExtTextOutA
SetTextAlign
SetTextColor
SetBkColor
GetTextExtentPoint32A
GetBkColor
SelectObject
GetDeviceCaps
DeleteObject
DeleteDC
CreateFontIndirectA
CreateDCA
advapi32
RegGetValueW
RegOpenKeyW
RegEnumValueW
RegCloseKey
RegQueryValueW
Sections
.text Size: 107KB - Virtual size: 107KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 33KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 39KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
_winzip_ Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ