ByteCodeGenerator[.]exe

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General

Target

ByteCodeGenerator.exe
Size

71KB
MD5

cd1a78b3c8f66247dcd499f95383bb08
SHA1

506b08aa23870b8405c116bdbc9d271775084e80
SHA256

1d4f75ee943be4370c4c9483bed2464ecc4826632449fd2fc191d2ecd7fd108f
SHA512

2db90bf658da2a66c73673fadd43b4daa78402efe3e3f66d9f33f1af034d91428e8afe3745b1ae19549dfffae27a2a56b85628ba8658ae70700636eed59af6c4
SSDEEP

1536:+d9p9chPEgTDp0n5bLUpbhoRW9xobnix+ICHbrYPzgfNBwuV:+3chPhpSE5hoRW9xoTix+Ttvb

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
ByteCodeGenerator.exe

Files

ByteCodeGenerator.exe
.exe windows x86

4d6a0e4ab33ee77d84d267fa9bbed3f0

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

Imports

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

_initterm
_register_thread_local_exe_atexit_callback
_c_exit
_initterm_e

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

_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
memmove
_o_exit
_o_free
_o_malloc
_o_memcpy_s
_o_terminate
__CxxFrameHandler3
__current_exception
__current_exception_context
_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
_o__cexit
_o__callnewh
__std_terminate
memcmp
memcpy

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

memset

ntdll

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

urlmon

CreateUri
CoInternetParseIUri

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

ImpersonateLoggedOnUser
GetTokenInformation
RevertToSelf

rpcrt4

NdrServerCall2
RpcMgmtStopServerListening
RpcServerUseProtseqEpW
RpcServerUnregisterIf
RpcServerRegisterIf3
RpcBindingVectorFree
UuidFromStringW
RpcServerListen
RpcObjectSetType
RpcEpRegisterW
RpcServerInqBindings

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

InitOnceComplete
InitOnceBeginInitialize

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

RegGetValueW
RegOpenKeyExW
RegQueryValueExW
RegCloseKey

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

GetCurrentThread
GetCurrentProcessId
OpenProcessToken
GetCurrentProcess
ExitProcess
TerminateProcess
OpenThreadToken
GetCurrentThreadId

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

ConvertStringSecurityDescriptorToSecurityDescriptorW

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

CoInitializeEx
CoCreateInstance
CoUninitialize
CoTaskMemAlloc
CoTaskMemFree

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

EventUnregister
EventSetInformation
EventRegister
EventWriteTransfer

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

FormatMessageW

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

SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetLastError
RaiseException
GetLastError

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

CreateFileW
SetEndOfFile
SetFilePointer
WriteFile
GetFileSizeEx
GetFileAttributesExW

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

IsDebuggerPresent
OutputDebugStringW
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

GetModuleFileNameA
FreeLibrary
GetModuleHandleExW
GetProcAddress
LoadLibraryExW
GetModuleHandleW

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

TraceMessage

oleaut32

SysFreeString

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

CreateFileMappingW
MapViewOfFile
UnmapViewOfFile

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

CompareStringOrdinal

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

ReleaseSRWLockShared
AcquireSRWLockShared
DeleteCriticalSection
CreateMutexExW
AcquireSRWLockExclusive
WaitForSingleObjectEx
ReleaseMutex
WaitForSingleObject
ReleaseSemaphore
CreateSemaphoreExW
ReleaseSRWLockExclusive
InitializeCriticalSectionEx
OpenSemaphoreW
EnterCriticalSection
LeaveCriticalSection

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

GetProcessHeap
HeapAlloc
HeapFree

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

DeviceIoControl

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

SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CreateThreadpoolTimer
CloseThreadpoolTimer

Sections

.text
Size: 57KB - Virtual size: 57KB

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: 7KB - 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: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4d6a0e4ab33ee77d84d267fa9bbed3f0

Headers

DLL Characteristics

File Characteristics

Imports

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

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

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

ntdll

urlmon

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

rpcrt4

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

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-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

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

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

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

Sections

.text Size: 57KB - Virtual size: 57KB

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

.idata Size: 7KB - Virtual size: 6KB

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

.reloc Size: 3KB - Virtual size: 2KB

.text
Size: 57KB - Virtual size: 57KB

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

.idata
Size: 7KB - Virtual size: 6KB

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

.reloc
Size: 3KB - Virtual size: 2KB