Static task
static1
Behavioral task
behavioral1
Sample
fb07649497b39eee0a93598ff66f14a1f7625f2b6d4c30d8bb5c48de848cd4f2.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
fb07649497b39eee0a93598ff66f14a1f7625f2b6d4c30d8bb5c48de848cd4f2.exe
Resource
win10v2004-en-20220112
General
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Target
fb07649497b39eee0a93598ff66f14a1f7625f2b6d4c30d8bb5c48de848cd4f2
-
Size
678KB
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MD5
217b5b689dca5aa0026401bffc8d3079
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SHA1
86d92fc3ba2b3536893b8e753da9cbae70063a50
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SHA256
fb07649497b39eee0a93598ff66f14a1f7625f2b6d4c30d8bb5c48de848cd4f2
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SHA512
4da6c584cde1eb4536c5a487dc12601bef711f8b9383c5a328d2d328c87f7b0ef597627749ec17466ddaf59a296af4117a70a772202ead7406a09944a6811fe4
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SSDEEP
12288:cPJ4U0TYQivI2qZ7aSgLwkFVpzUvest4ZEbjJLuWJVoM7:JzTYVQ2qZ7aSgLwuVfstRJLlYM
Malware Config
Signatures
-
MedusaLocker Payload 1 IoCs
Processes:
resource yara_rule sample family_medusalocker -
Medusalocker family
Files
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fb07649497b39eee0a93598ff66f14a1f7625f2b6d4c30d8bb5c48de848cd4f2.exe windows x86
f2a8a842c869f344b4d75729bc60feed
Code Sign
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
Process32NextW
Process32FirstW
CreateProcessW
GetTickCount
CopyFileW
GetCurrentProcess
WriteConsoleW
CreateToolhelp32Snapshot
OpenProcess
WaitForSingleObject
TerminateProcess
FindClose
FindNextVolumeW
GetVolumePathNamesForVolumeNameW
FindVolumeClose
SetVolumeMountPointW
FindFirstVolumeW
QueryDosDeviceW
GetEnvironmentVariableW
GetLogicalDrives
GetProcessHeap
MoveFileExW
SetFilePointerEx
HeapAlloc
CloseHandle
GetLastError
SetFileAttributesW
GetFileAttributesW
CreateFileW
WriteFile
HeapSize
GetConsoleMode
GetConsoleCP
FlushFileBuffers
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
GetFileType
HeapReAlloc
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
HeapFree
GetFileSizeEx
IsValidLocale
GetTimeFormatW
GetDateFormatW
GetStdHandle
ReadFile
OpenMutexW
Sleep
CreateMutexW
GetModuleFileNameW
SetEnvironmentVariableW
EncodePointer
DecodePointer
RaiseException
GetCurrentThreadId
IsProcessorFeaturePresent
QueueUserWorkItem
GetModuleHandleExW
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
FormatMessageW
WideCharToMultiByte
QueryPerformanceCounter
MultiByteToWideChar
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
DuplicateHandle
WaitForSingleObjectEx
GetCurrentThread
GetStringTypeW
CompareStringW
LCMapStringW
GetLocaleInfoW
GetCPInfo
SetEvent
ResetEvent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetStartupInfoW
GetCurrentProcessId
InitializeSListHead
LocalFree
CreateTimerQueue
SignalObjectAndWait
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetThreadTimes
FreeLibrary
FreeLibraryAndExitThread
GetModuleHandleA
LoadLibraryExW
GetVersionExW
VirtualAlloc
VirtualProtect
VirtualFree
ReleaseSemaphore
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
LoadLibraryW
RtlUnwind
ExitProcess
advapi32
CryptExportKey
RegCreateKeyW
RegOpenKeyExW
RegSetValueExW
RegCloseKey
CryptReleaseContext
CryptGenKey
CryptImportKey
OpenProcessToken
GetTokenInformation
CloseServiceHandle
OpenSCManagerW
DeleteService
ControlService
EnumDependentServicesW
OpenServiceW
QueryServiceStatusEx
CryptDestroyKey
CryptAcquireContextW
CryptEncrypt
CryptDuplicateKey
RegDeleteValueW
shell32
SHEmptyRecycleBinW
ole32
CLSIDFromString
IIDFromString
CoInitializeEx
CoGetObject
CoInitialize
CoUninitialize
CoCreateInstance
CoInitializeSecurity
oleaut32
SysAllocStringByteLen
VariantClear
SysAllocString
SysStringByteLen
VariantInit
SysFreeString
crypt32
CryptStringToBinaryA
mpr
WNetGetConnectionW
netapi32
NetApiBufferFree
NetShareEnum
iphlpapi
IcmpSendEcho
IcmpCloseHandle
GetAdaptersInfo
IcmpCreateFile
ws2_32
inet_addr
rstrtmgr
RmShutdown
RmRegisterResources
RmStartSession
RmGetList
RmEndSession
Sections
.text Size: 461KB - Virtual size: 460KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 178KB - Virtual size: 178KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 14KB - Virtual size: 18KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 23KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ