Static task
static1
Behavioral task
behavioral1
Sample
KPUDT.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
KPUDT.exe
Resource
win10v2004-20230703-en
General
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Target
KPUDT.exe
-
Size
246KB
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MD5
27631408e1bd9a0d02785f48fda43135
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SHA1
335409cbd8959e3da8cebbad0fb0d5b89982477d
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SHA256
57b76853dfb89777a87342d3a1459b7db5d8562222d6b14492c754119f8b237b
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SHA512
1f0bd2682b673dc6333b3bb0e1df0b9b27d3528bab4d4eafbca588682c894ad84a245f27b78eb452dc16be33241e92ce233b12d17f0e09fff953164334861f23
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SSDEEP
3072:9fTeUvrWnIBg1R3Ekmh6S415q7v0DOTb9gQO9m3Ebd5cQClGXcN:tRMqW3ER6S4+EKbOMEulG8
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource KPUDT.exe
Files
-
KPUDT.exe.exe windows x64
70e5066fac5169ee779903c2061404de
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
GetFileAttributesW
CloseHandle
GetLastError
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
GetModuleFileNameW
LoadResource
LockResource
SizeofResource
FindResourceW
LoadLibraryW
WriteConsoleW
CreateFileW
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapReAlloc
HeapSize
SetFilePointerEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
HeapAlloc
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetStringTypeW
LCMapStringW
GetProcessHeap
user32
wsprintfW
MessageBoxW
shell32
ShellExecuteExW
shlwapi
PathCombineW
PathRemoveFileSpecW
PathCanonicalizeW
Sections
.text Size: 61KB - Virtual size: 61KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 41KB - Virtual size: 41KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 133KB - Virtual size: 132KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ