Behavioral task
behavioral1
Sample
add2850732c42683ee92ba555bbffb88bf5a4eee7c51e24f15a898f2d5aff66b.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
add2850732c42683ee92ba555bbffb88bf5a4eee7c51e24f15a898f2d5aff66b.exe
Resource
win10v2004-20230220-en
General
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Target
168447d837fc71deeee9f6c15e22d4f4.bin
-
Size
295KB
-
MD5
378b172c99a0959ba119a0b3371a2de9
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SHA1
12301a621005cec42125a5085ef88876480b09b6
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SHA256
78ed6afa57daa57bb3d7989d65f2de526594168c1aa85f7d5564e6e97619ea53
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SHA512
8b38d89d75926f7d3fd42e988a8fde8589c954e234021601d3042d9300d61f57d31032699847575bab612fd0dee9fc21904c4aa61d670940706ecac4c4d0bd2c
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SSDEEP
6144:F8ImiC8Qp410nc6b7qONplKP189CGc2mvGrBbgVPSqIL/prcQj0DLeApl:qIyHb7qONpEsFc2eGr5grIhoJney
Malware Config
Signatures
-
MedusaLocker payload 1 IoCs
Processes:
resource yara_rule static1/unpack001/add2850732c42683ee92ba555bbffb88bf5a4eee7c51e24f15a898f2d5aff66b.exe family_medusalocker -
Medusalocker family
Files
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168447d837fc71deeee9f6c15e22d4f4.bin.zip
Password: infected
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add2850732c42683ee92ba555bbffb88bf5a4eee7c51e24f15a898f2d5aff66b.exe.exe windows x86
Password: infected
f2a8a842c869f344b4d75729bc60feed
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