Static task
static1
Behavioral task
behavioral1
Sample
UEFIFind_NE_A64_win64.zip
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
UEFIFind_NE_A64_win64.zip
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
UEFIFind.exe
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
UEFIFind.exe
Resource
win10v2004-20230220-en
General
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Target
UEFIFind_NE_A64_win64.zip
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Size
361KB
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MD5
d6c3898e9098a2c4c7c60ada9eadce42
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SHA1
bfc20cc2c102b84287f01c66a1bf5c0b6167d4ef
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SHA256
1592a982df27c7d19825c2c4cf764aa3660e65559f3829c08cb99b77fd4fa22c
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SHA512
383014818a3983c6e7b82aee0aa78111556ed8b535d43787f96092284c2cbd7e1bedc11bf9df929f8814fe10abc70500fb5563aff80bcc3de1f03f15579f1849
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SSDEEP
6144:DJmfkv5f0zUXoG+5ap8048PrftOXI2Egh6Ci+GFNmGy2vFOOQaqPnPBiLhRIaDzB:9b5f02o3cmmj8dlh6CGy2vFO/aiP0LkG
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/UEFIFind.exe
Files
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UEFIFind_NE_A64_win64.zip.zip
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UEFIFind.exe.exe windows x64
b87d8dc96838efbc9d23bad4f9cb0443
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
IsProcessorFeaturePresent
HeapSize
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
RaiseException
RtlUnwindEx
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
RtlUnwind
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
CloseHandle
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
SetFilePointerEx
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
ReadFile
GetConsoleMode
ReadConsoleW
GetConsoleOutputCP
HeapAlloc
HeapFree
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetFileSizeEx
GetCurrentDirectoryW
GetFullPathNameW
SetStdHandle
HeapReAlloc
SetEndOfFile
GetTimeZoneInformation
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetProcessHeap
WriteConsoleW
Sections
.text Size: 591KB - Virtual size: 590KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 175KB - Virtual size: 175KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 10KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 21KB - Virtual size: 20KB
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