ByteCodeGenerator[.]exe

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General

Target

ByteCodeGenerator.exe
Size

49KB
MD5

3cb5963c27f011f99092adcaf6e8d6fb
SHA1

7b7bc17de4024660ea0dc3dff33e2ba34e04faf4
SHA256

1ec4d8548461cf788a788cae759cb31da18ab19c28215f72e675dfdacf30e883
SHA512

ac6a67f20223cbd4d558b0949ce11fa2ed8de23eb13705e506fc201e4a4a525aec569e9c8beb19963ff0dfecbf5c33a4f35d8128e8ed0a268ebd51ca966c67d4
SSDEEP

768:wmRNNcybE6/KsO/wCcZY9gBfBFlTCbYhULZL/86shoaY5BlvdfMx3:wEfj/KsbCcS9SfBFlTQZL/6Y5BlFfMx

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
ByteCodeGenerator.exe

Files

ByteCodeGenerator.exe
.exe windows:10 windows x86 arch:x86

bc8c627d82f56569b4b2686ed2e1af03

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

ByteCodeGenerator.pdb

Imports

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

_initterm_e
_c_exit
_register_thread_local_exe_atexit_callback
_initterm

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

memset

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

_o__callnewh
_o__cexit
_o__configthreadlocale
_o__configure_wide_argv
_o__controlfp_s
_o__crt_atexit
_o__errno
_o__exit
_o__get_initial_wide_environment
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__purecall
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
memcpy
_o_exit
_o_free
_o_malloc
_o_memcpy_s
_o_terminate
__CxxFrameHandler3
_except_handler4_common
_CxxThrowException
_o___stdio_common_vsnwprintf_s
_o___stdio_common_vsnprintf_s
_o___std_exception_destroy
_o___std_exception_copy
_o___p__commode
_o___p___wargv
_o___p___argc
__std_terminate
memcmp

ntdll

NtQuerySystemInformation
RtlReportException
RtlCompareUnicodeString
RtlEnumerateGenericTableAvl
NtQueryInformationThread
RtlInsertElementGenericTableAvl
RtlAcquireSRWLockShared
RtlLookupElementGenericTableAvl
RtlReleaseSRWLockShared
RtlReleaseSRWLockExclusive
RtlConvertSidToUnicodeString
NtSetInformationThread
RtlNumberGenericTableElementsAvl
RtlInitUnicodeString
RtlAcquireSRWLockExclusive
RtlUnsubscribeWnfNotificationWaitForCompletion
RtlSubscribeWnfStateChangeNotification
RtlFreeUnicodeString
RtlInitializeGenericTableAvl
RtlEnumerateGenericTableWithoutSplayingAvl
RtlDeleteElementGenericTableAvl

urlmon

CoInternetParseIUri
CreateUri

api-ms-win-security-base-l1-1-0

ImpersonateLoggedOnUser
RevertToSelf
GetTokenInformation

rpcrt4

RpcServerListen
RpcServerUnregisterIf
NdrServerCall2
RpcServerRegisterIf3
RpcEpRegisterW
RpcMgmtStopServerListening
RpcServerInqBindings
RpcBindingVectorFree
UuidFromStringW
RpcObjectSetType
RpcServerUseProtseqEpW

api-ms-win-core-registry-l1-1-0

RegGetValueW
RegOpenKeyExW
RegQueryValueExW
RegCloseKey

api-ms-win-core-processthreads-l1-1-0

TerminateProcess
OpenProcessToken
GetCurrentProcessId
GetCurrentProcess
GetCurrentThread
GetCurrentThreadId
OpenThreadToken
ExitProcess

api-ms-win-security-sddl-l1-1-0

ConvertStringSecurityDescriptorToSecurityDescriptorW

api-ms-win-core-com-l1-1-0

CoTaskMemAlloc
CoTaskMemFree
CoCreateInstance
CoUninitialize
CoInitializeEx

api-ms-win-eventing-provider-l1-1-0

EventUnregister
EventRegister
EventWriteTransfer

api-ms-win-eventing-classicprovider-l1-1-0

GetTraceLoggerHandle
UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableLevel
GetTraceEnableFlags
TraceMessage

api-ms-win-core-localization-l1-2-0

FormatMessageW

api-ms-win-core-errorhandling-l1-1-0

SetLastError
UnhandledExceptionFilter
GetLastError
SetUnhandledExceptionFilter
RaiseException

api-ms-win-core-file-l1-1-0

GetFileAttributesExW
SetFilePointer
WriteFile
SetEndOfFile
GetFileSizeEx
CreateFileW

api-ms-win-core-debug-l1-1-0

OutputDebugStringW
IsDebuggerPresent
DebugBreak

api-ms-win-core-handle-l1-1-0

CloseHandle
DuplicateHandle

api-ms-win-core-heap-l2-1-0

LocalFree

api-ms-win-core-processthreads-l1-1-1

IsProcessorFeaturePresent

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-sysinfo-l1-1-0

GetSystemTimeAsFileTime

api-ms-win-core-interlocked-l1-1-0

InitializeSListHead

api-ms-win-core-libraryloader-l1-2-0

LoadLibraryExW
GetModuleHandleExW
FreeLibrary
GetModuleFileNameA
GetModuleHandleW
GetProcAddress

oleaut32

SysFreeString

api-ms-win-core-memory-l1-1-0

MapViewOfFile
CreateFileMappingW
UnmapViewOfFile

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

CompareStringOrdinal

api-ms-win-core-synch-l1-1-0

ReleaseMutex
CreateSemaphoreExW
WaitForSingleObjectEx
OpenSemaphoreW
ReleaseSemaphore
WaitForSingleObject
CreateMutexExW

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

HeapAlloc
HeapFree
GetProcessHeap

api-ms-win-core-io-l1-1-0

DeviceIoControl

Sections

.text
Size: 36KB - Virtual size: 36KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 1KB

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

bc8c627d82f56569b4b2686ed2e1af03

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

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

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

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

ntdll

urlmon

api-ms-win-security-base-l1-1-0

rpcrt4

api-ms-win-core-registry-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-security-sddl-l1-1-0

api-ms-win-core-com-l1-1-0

api-ms-win-eventing-provider-l1-1-0

api-ms-win-eventing-classicprovider-l1-1-0

api-ms-win-core-localization-l1-2-0

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-file-l1-1-0

api-ms-win-core-debug-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-heap-l2-1-0

api-ms-win-core-processthreads-l1-1-1

api-ms-win-core-profile-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-interlocked-l1-1-0

api-ms-win-core-libraryloader-l1-2-0

oleaut32

api-ms-win-core-memory-l1-1-0

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

api-ms-win-core-synch-l1-1-0

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

api-ms-win-core-io-l1-1-0

Sections

.text Size: 36KB - Virtual size: 36KB

.data Size: 512B - Virtual size: 1KB

.idata Size: 6KB - Virtual size: 6KB

.rsrc Size: 2KB - Virtual size: 1KB

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

.text
Size: 36KB - Virtual size: 36KB

.data
Size: 512B - Virtual size: 1KB

.idata
Size: 6KB - Virtual size: 6KB

.rsrc
Size: 2KB - Virtual size: 1KB

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