NKU101[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

NKU101.exe
Size

1.1MB
MD5

6bca87b65bcd27a9e113714756a57059
SHA1

3cf6b29aba6acf96c17b36f92ece4130339dab91
SHA256

367695d8ea5378e9ff17b518d6801567eb0349beb96b333b0cd297f235772cbe
SHA512

9befcc2be624a7a67b935e91b02543b02a95c228ac2fa2662241531fbd6f454e564a733e52a1849db556fd420b24e26b9add511eba4ef674a17201e5872dcd69
SSDEEP

24576:uHmNSLercal97fTnoNTD9nBnCxRvkzWI2f8FPuLlF:SKL7bnoN7n62zWITPur

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
NKU101.exe

Files

NKU101.exe
.exe windows:6 windows x64 arch:x64

c33cf958e4babaa5af9289de09f91f82

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

CloseHandle
GetLastError
WaitForSingleObject
CreateProcessA
AllocConsole
FreeConsole
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
WriteConsoleW
RtlPcToFileHeader
RaiseException
RtlUnwindEx
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapFree
GetConsoleOutputCP
GetConsoleMode
GetFileSizeEx
SetFilePointerEx
HeapAlloc
GetFileType
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
ReadFile
ReadConsoleW
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
CreateFileW
HeapSize
SetEndOfFile
RtlUnwind

Sections

.text
Size: 441KB - Virtual size: 440KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 63KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c33cf958e4babaa5af9289de09f91f82

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 441KB - Virtual size: 440KB

.rdata Size: 63KB - Virtual size: 63KB

.data Size: 5KB - Virtual size: 10KB

.pdata Size: 11KB - Virtual size: 11KB

_RDATA Size: 512B - Virtual size: 500B

.reloc Size: 2KB - Virtual size: 2KB

.text
Size: 441KB - Virtual size: 440KB

.rdata
Size: 63KB - Virtual size: 63KB

.data
Size: 5KB - Virtual size: 10KB

.pdata
Size: 11KB - Virtual size: 11KB

_RDATA
Size: 512B - Virtual size: 500B

.reloc
Size: 2KB - Virtual size: 2KB