Static task
static1
Behavioral task
behavioral1
Sample
win_locker.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
win_locker.exe
Resource
win10v2004-20230703-en
General
-
Target
win_locker.7z
-
Size
203KB
-
MD5
193662f58ae1eae63ccdb85d67f9a2f0
-
SHA1
733d590495e58a4eb68c0ab2ac00312bb1cb27e1
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SHA256
e030198a1880a418a1d6e9a6c18e7d44ec4608db24dcabfedc74163d5831283d
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SHA512
47315ab66e83989a7d50d94aa6c7cac1d751c37ec6b48b76937d215b208b18d77e4d66cd806916feb1ac5f9de12544b8ed38f68d09ce684975fa44f24b16de18
-
SSDEEP
6144:32zxU4tCrQehzHFSWP3pU/e5ZG8JG6z+Tl/KLdbgw1mh:mzohzlzPZUsHGAi/KLl/1mh
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/win_locker.exe
Files
-
win_locker.7z.7z
Password: infected
-
win_locker.exe.exe windows x64
Password: infected
9d12b8a738fa9d477edc73ce72663075
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
LeaveCriticalSection
GetQueuedCompletionStatus
WaitForSingleObject
GetCurrentThreadId
PostQueuedCompletionStatus
CreateEventW
GetLastError
SetFileInformationByHandle
SetEvent
TerminateThread
TlsAlloc
CloseHandle
CancelIoEx
QueueUserAPC
LocalFree
DeleteCriticalSection
SleepEx
TlsGetValue
TlsFree
FormatMessageA
CreateIoCompletionPort
CreateFileW
GetFileAttributesW
SetFileAttributesW
InitializeCriticalSectionAndSpinCount
Sleep
GetSystemInfo
ResetEvent
GetCurrentProcess
GetProcessId
GetLogicalDriveStringsW
MultiByteToWideChar
WideCharToMultiByte
SetEndOfFile
WaitForMultipleObjects
WriteFile
EnterCriticalSection
SetLastError
TlsSetValue
WriteConsoleW
HeapSize
SetStdHandle
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
GetACP
IsValidCodePage
HeapReAlloc
SetWaitableTimer
GetFileSizeEx
GetDriveTypeW
ReadFile
ReadConsoleW
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetFilePointerEx
GetFileType
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
RtlPcToFileHeader
RaiseException
GetLocaleInfoEx
GetStringTypeW
QueryPerformanceCounter
QueryPerformanceFrequency
FindClose
FindFirstFileW
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
AreFileApisANSI
GetModuleHandleW
GetProcAddress
GetFileInformationByHandleEx
InitializeCriticalSectionEx
EncodePointer
DecodePointer
LCMapStringEx
GetSystemTimeAsFileTime
GetCPInfo
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetCurrentProcessId
InitializeSListHead
TerminateProcess
RtlUnwindEx
FreeLibrary
LoadLibraryExW
RtlUnwind
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
GetModuleFileNameW
GetStdHandle
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
CompareStringW
advapi32
CryptGenRandom
CryptEncrypt
CryptAcquireContextW
CryptReleaseContext
oleaut32
VariantClear
ws2_32
WSAStartup
WSACleanup
crypt32
CryptDecodeObjectEx
CryptStringToBinaryA
CryptImportPublicKeyInfo
shlwapi
PathIsNetworkPathW
wtsapi32
WTSFreeMemory
WTSEnumerateProcessesW
rstrtmgr
RmEndSession
RmShutdown
RmStartSession
RmGetList
RmRegisterResources
Sections
.text Size: 413KB - Virtual size: 413KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 117KB - Virtual size: 117KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 17KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ