klkjjk[.]exe | Triage

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General

Target

klkjjk.exe
Size

3.9MB
MD5

0d28c308c7d3af1f50a24cd98d59adbe
SHA1

617eb940a77fffe2e8363f9a11430ebb56b4c988
SHA256

f917cbb00490f27691097081db77cc38d0f776d374b2fbd40e4b592eeef578be
SHA512

d71da6edef67bc977ac8564f75cc0e8cdd31c0a9b37253017122f522c4d2f1ece5d8a56642dab40e3d8651ad1d1233ba0a27f78a536ddf897ddd392dbebb5ae8
SSDEEP

49152:/YQ9p/TMILu3UAJvYIJ7PBJw47zI8gFEtYnEZhNa+uOTapp5pP7eoi:DpgQEZPPT4Yj

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

klkjjk.exe

resource
klkjjk.exe

Files

klkjjk.exe
.exe windows:6 windows x64 arch:x64

d4e6049ebe9b9b358b43e39f88c5de46

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

advapi32

RegCreateKeyExW
RegOpenKeyExW
RegQueryValueExW
RegSetValueExW
RegCloseKey
RegEnumKeyExW
RegEnumValueW
OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueW
GetTokenInformation
DuplicateTokenEx
OpenThreadToken
RevertToSelf
ImpersonateLoggedOnUser
CheckTokenMembership
EventWrite
EventRegister
EventEnabled

bcrypt

BCryptDestroyKey
BCryptOpenAlgorithmProvider
BCryptDecrypt
BCryptGenerateSymmetricKey
BCryptCloseAlgorithmProvider
BCryptGenRandom

kernel32

TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
EncodePointer
RaiseException
SetLastError
FormatMessageW
GetLastError
FreeConsole
AllocConsole
GetConsoleWindow
LocalFree
VirtualAllocEx
ResumeThread
CreateProcessW
GetThreadContext
SetThreadContext
WriteProcessMemory
ExitProcess
CloseThreadpoolIo
SetThreadErrorMode
GetModuleFileNameW
MultiByteToWideChar
GetStdHandle
TzSpecificLocalTimeToSystemTime
SystemTimeToFileTime
LoadLibraryExW
FileTimeToSystemTime
GetSystemTime
GetCalendarInfoEx
GetLocaleInfoEx
EnumCalendarInfoExEx
LCMapStringEx
CompareStringOrdinal
CompareStringEx
FindNLSStringEx
LocaleNameToLCID
ResolveLocaleName
GetUserPreferredUILanguages
FindStringOrdinal
GetTickCount64
GetCurrentProcessorNumber
GetCurrentProcess
GetCurrentThread
WaitForSingleObject
Sleep
CreateThreadpoolWork
CloseThreadpoolWork
SubmitThreadpoolWork
CreateThreadpoolWait
SetThreadpoolWait
WaitForThreadpoolWaitCallbacks
CloseThreadpoolWait
InitializeCriticalSection
InitializeConditionVariable
DeleteCriticalSection
EnterCriticalSection
SleepConditionVariableCS
LeaveCriticalSection
WakeConditionVariable
WaitForMultipleObjectsEx
GetFileAttributesExW
GetFullPathNameW
GetLongPathNameW
LocalAlloc
GetConsoleOutputCP
WideCharToMultiByte
WriteFile
GetProcAddress
RaiseFailFastException
CreateThreadpoolIo
StartThreadpoolIo
CancelThreadpoolIo
EnumTimeFormatsEx
CopyFileExW
CreateFileW
DeleteFileW
DeviceIoControl
ExpandEnvironmentStringsW
FindClose
FindFirstFileExW
FlushFileBuffers
FreeLibrary
GetCurrentDirectoryW
GetFileInformationByHandleEx
GetFileType
GetOverlappedResult
GetSystemDirectoryW
ReadFile
SetFileInformationByHandle
SetFilePointerEx
CreateThread
DuplicateHandle
GetThreadPriority
SetThreadPriority
GetDynamicTimeZoneInformation
GetTimeZoneInformation
CloseHandle
SetEvent
CreateEventExW
GetEnvironmentVariableW
GetExitCodeProcess
TerminateProcess
OpenProcess
GetProcessId
QueryFullProcessImageNameW
CreatePipe
GetCPInfoExW
GetConsoleCP
K32EnumProcesses
FlushProcessWriteBuffers
GetCurrentThreadId
QueryPerformanceCounter
QueryPerformanceFrequency
WaitForSingleObjectEx
VirtualQuery
RtlCaptureContext
RtlRestoreContext
AddVectoredExceptionHandler
FlsAlloc
FlsGetValue
FlsSetValue
CreateEventW
SwitchToThread
SuspendThread
FlushInstructionCache
VirtualAlloc
VirtualProtect
VirtualFree
QueryInformationJobObject
GetModuleHandleW
GetModuleHandleExW
GetProcessAffinityMask
InitializeContext
GetEnabledXStateFeatures
SetXStateFeaturesMask
InitializeCriticalSectionEx
GetSystemTimeAsFileTime
ResetEvent
DebugBreak
SleepEx
GlobalMemoryStatusEx
GetSystemInfo
GetTickCount
GetLogicalProcessorInformation
GetLogicalProcessorInformationEx
GetLargePageMinimum
VirtualUnlock
GetWriteWatch
ResetWriteWatch
VirtualAllocExNuma
IsProcessInJob
GetNumaHighestNodeNumber
GetProcessGroupAffinity
K32GetProcessMemoryInfo
RtlPcToFileHeader
RtlUnwindEx
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
InitializeSListHead
GetCurrentProcessId
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive

ole32

CoTaskMemAlloc
CoUninitialize
CoInitializeEx
CoTaskMemFree
CoGetApartmentType
CoWaitForMultipleHandles
CoCreateGuid

user32

LoadStringW

api-ms-win-crt-heap-l1-1-0

free
malloc
_set_new_mode
calloc
_callnewh

api-ms-win-crt-math-l1-1-0

__setusermatherr
sin
modf
tan
ceil
cos
pow
floor

api-ms-win-crt-string-l1-1-0

strncpy_s
_stricmp
strcpy_s
_wcsicmp
strcmp
wcsncmp

api-ms-win-crt-runtime-l1-1-0

exit
_exit
_initterm
terminate
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initterm_e
_get_initial_wide_environment
_initialize_wide_environment
abort
__p___argc
_register_thread_local_exe_atexit_callback
_c_exit
_cexit
__p___wargv
_seh_filter_exe
_set_app_type
_configure_wide_argv

api-ms-win-crt-stdio-l1-1-0

__stdio_common_vsprintf_s
_set_fmode
__stdio_common_vsscanf
__p__commode
__stdio_common_vfprintf
__acrt_iob_func

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

Exports

Exports

DotNetRuntimeDebugHeader

Sections

.text
Size: 466KB - Virtual size: 465KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.managed
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 139KB - Virtual size: 199KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 114KB - Virtual size: 114KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 65KB - Virtual size: 65KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d4e6049ebe9b9b358b43e39f88c5de46

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

bcrypt

kernel32

ole32

user32

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

Exports

Exports

Sections

.text Size: 466KB - Virtual size: 465KB

.managed Size: 1.3MB - Virtual size: 1.3MB

.rdata Size: 1.2MB - Virtual size: 1.2MB

.data Size: 139KB - Virtual size: 199KB

.pdata Size: 114KB - Virtual size: 114KB

_RDATA Size: 512B - Virtual size: 500B

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

.reloc Size: 65KB - Virtual size: 65KB

.text
Size: 466KB - Virtual size: 465KB

.managed
Size: 1.3MB - Virtual size: 1.3MB

.rdata
Size: 1.2MB - Virtual size: 1.2MB

.data
Size: 139KB - Virtual size: 199KB

.pdata
Size: 114KB - Virtual size: 114KB

_RDATA
Size: 512B - Virtual size: 500B

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

.reloc
Size: 65KB - Virtual size: 65KB