Behavioral task
behavioral1
Sample
26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0.exe
Resource
win10v2004-20220812-en
General
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Target
26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0.exe
-
Size
669KB
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MD5
646698572afbbf24f50ec5681feb2db7
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SHA1
70530bc23bad38e6aee66cbb2c2f58a96a18fb79
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SHA256
26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0
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SHA512
89bad552a3c0d8b28550957872561d03bf239d2708d616f21cbf22e58ae749542b07eee00fedac6fdb83c5969f50ea0f56fc103264a164671a94e156f73f160a
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SSDEEP
12288:dQA0FfTcwpBuV2UxqDmuiLZeUaoFi2XZWfGe615HhAZV8D4KD/KeX:Tuf4wTuV2Ux3uIZeUBi2Te6HWdKrKe
Malware Config
Signatures
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MedusaLocker payload 1 IoCs
Processes:
resource yara_rule sample family_medusalocker -
Medusalocker family
Files
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26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0.exe.exe windows x86
1a395bd10b20c116b11c2db5ee44c225
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
HeapReAlloc
GetFileType
GetTimeZoneInformation
EnumSystemLocalesW
HeapFree
GetFileSizeEx
GetUserDefaultLCID
IsValidLocale
GetTimeFormatW
GetDateFormatW
GetStdHandle
ReadFile
OpenMutexW
Sleep
CreateMutexW
GetModuleFileNameW
SetEnvironmentVariableW
EncodePointer
DecodePointer
RaiseException
GetCurrentThreadId
IsProcessorFeaturePresent
QueueUserWorkItem
GetModuleHandleExW
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
DeleteCriticalSection
QueryPerformanceCounter
QueryPerformanceFrequency
FormatMessageW
WideCharToMultiByte
MultiByteToWideChar
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
WaitForSingleObjectEx
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
GetCurrentThread
GetThreadTimes
FreeLibrary
FreeLibraryAndExitThread
GetModuleHandleA
LoadLibraryExW
GetVersionExW
VirtualAlloc
VirtualProtect
VirtualFree
DuplicateHandle
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: 459KB - Virtual size: 458KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 171KB - Virtual size: 171KB
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: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ