Static task
static1
Behavioral task
behavioral1
Sample
2024-07-04_b2642775ebd3508b9cf27e05174530ef_avoslocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-07-04_b2642775ebd3508b9cf27e05174530ef_avoslocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-07-04_b2642775ebd3508b9cf27e05174530ef_avoslocker
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Size
15.9MB
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MD5
b2642775ebd3508b9cf27e05174530ef
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SHA1
8bdaaf133a2ff948f7ddc6a013d5aeead81a0a0e
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SHA256
0f18ff790048d0af13c6ed4af15c3f3852d8cfa72d484b8c6e11881cfd9622e4
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SHA512
ae3298ff21716cc94f0b859c81d56ee702da01854c1c3de84d5af1f0e188b0de7d04cbd47b084039c3e633a059f5e42b30b7f95851713d62a21a762fb7cc5c52
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SSDEEP
196608:q2+Dl/mWq3kA4/Sn7PSh8hx2/Ljby7HYeMsXcZIMSedG8PttCAmxQkj:C40Abn7SdetsLdGItmxb
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-07-04_b2642775ebd3508b9cf27e05174530ef_avoslocker
Files
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2024-07-04_b2642775ebd3508b9cf27e05174530ef_avoslocker.exe windows:6 windows x86 arch:x86
da9555394d89f25abc6a34e50583c7db
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
LocalFileTimeToFileTime
CopyFileA
MoveFileExA
CreateFileA
FileTimeToSystemTime
GetSystemDirectoryA
LockResource
DeleteFileA
GetWindowsDirectoryA
LoadResource
SetFileAttributesA
FileTimeToLocalFileTime
CreateFileMappingA
DeleteCriticalSection
GetCurrentProcessId
SystemTimeToFileTime
SleepEx
CreateDirectoryA
GetTempPathA
GetTickCount
GetFileTime
lstrlenA
GetCurrentProcess
WriteFile
WriteConsoleW
HeapSize
CreateFileW
SetStdHandle
UnmapViewOfFile
FindResourceA
GetEnvironmentVariableW
InitializeCriticalSectionAndSpinCount
GetModuleFileNameW
SetFileTime
TerminateProcess
GetShortPathNameW
SizeofResource
CreateProcessA
CloseHandle
Sleep
GetProcAddress
LoadLibraryA
GetModuleHandleA
GetProcessHeap
SetEnvironmentVariableW
MapViewOfFile
GetLastError
FreeEnvironmentStringsW
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
EncodePointer
DecodePointer
MultiByteToWideChar
WideCharToMultiByte
GetStringTypeW
GetCPInfo
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwind
RaiseException
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetCommandLineA
GetCommandLineW
ExitProcess
GetModuleHandleExW
GetStdHandle
HeapFree
HeapAlloc
GetFileType
CompareStringW
LCMapStringW
SetFilePointerEx
GetTimeZoneInformation
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
MoveFileExW
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
advapi32
RegCloseKey
StartServiceA
RegOpenKeyA
RegCreateKeyExA
RegSetValueExA
ChangeServiceConfig2A
QueryServiceStatusEx
OpenServiceA
RegQueryValueExA
RegOpenKeyExA
CreateServiceA
CloseServiceHandle
OpenSCManagerA
DeleteService
ControlService
shell32
ShellExecuteA
ShellExecuteW
Sections
.text Size: 92KB - Virtual size: 92KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 52KB - Virtual size: 51KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 15.8MB - Virtual size: 15.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ