byefron[.]rar | Triage

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General

Target

byefron.rar
Size

59.1MB
MD5

483e779c1d5d24e78d7be9345d98a17e
SHA1

c37fc82e8568ee5cb57fe0e0cdfadcf6b703fd6c
SHA256

f57f23239381842f5ee25e40c229831118131c37af1f0180e5d2fbeeeaa22b68
SHA512

e5f2557697bd685b2d0dad3159c69dba14f763e137da6d10c1d09b1bdc8004243e4b6c7f8e5fc6ac9aade61e79698dbec2b91296f1de421e8e3ba1fb4ab80a90
SSDEEP

1572864:v6+CQnFLdYiv9/fJnRSkbDYCqAjVQxEIV+E:vTCQnVSkb0wjVuEE

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/bin/NIKYMETAA-luau.dll
unpack001/byefron.exe

Files

byefron.rar
.rar
LICENSE.md
README.md
autoexecute/attachinformation.txt
bin/NIKYMETAA-luau.dll
.dll windows:6 windows x64 arch:x64

dfd11645eb4732c0409f51f0532c3683

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

C:\Users\llama\Downloads\compiler-src-main\compiler-src-main\x64\Release\NIKYMETAA-luau.pdb

Imports

kernel32

QueryPerformanceFrequency
QueryPerformanceCounter
GetCurrentProcess
DisableThreadLibraryCalls
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
InitializeSListHead

msvcp140

?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
?good@ios_base@std@@QEBA_NXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?_Xbad_function_call@std@@YAXXZ
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z
?sputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAA_JPEBD_J@Z
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ
?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Xout_of_range@std@@YAXPEBD@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?uncaught_exceptions@std@@YAHXZ
??0_Lockit@std@@QEAA@H@Z
??1_Lockit@std@@QEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
??Bid@locale@std@@QEAA_KXZ

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memchr
__std_exception_destroy
memcmp
memcpy
memmove
__std_exception_copy
_purecall
__std_type_info_destroy_list
memset
_CxxThrowException
__current_exception_context
__current_exception
__C_specific_handler
strchr
__std_terminate

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

fflush
ungetc
fsetpos
fwrite
__stdio_common_vfprintf
__acrt_iob_func
__stdio_common_vsprintf
_get_stream_buffer_pointers
fgetc
setvbuf
fgetpos
fclose
_fseeki64
fread
fputc

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

_initialize_narrow_environment
_errno
_invalid_parameter_noinfo_noreturn
_initterm_e
_initterm
terminate
_cexit
_crt_atexit
_execute_onexit_table
_register_onexit_function
_initialize_onexit_table
_seh_filter_dll
_invalid_parameter_noinfo
_configure_narrow_argv

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

_lock_file
_unlock_file

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

strnlen
islower
isdigit
ispunct
isalnum
isxdigit
isalpha
strncpy
isupper
isgraph
toupper
strpbrk
strncat
strcspn
isspace
strspn
tolower
iscntrl
strcpy_s
strcmp

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

free
_callnewh
malloc
_aligned_malloc

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

asin
log2
acos
fmod
tan
log
atan2
cos
ldexp
frexp
tanh
pow
cosh
log10
modf
sin
atan
round
sqrt
floorf
sinh
_dsign
exp
floor
ceilf
ceil

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

strtoull
strtod
atoi
strtoul

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

clock
_time64
strftime
_localtime64_s
_gmtime64_s
_difftime64

Exports

Exports

RBXCompile
RBXDecompress
RBXRawCompile
Setup

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 195KB - Virtual size: 195KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 39KB - Virtual size: 38KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
bin/save.json
.js
byefron.exe
.exe windows:4 windows x64 arch:x64

0cad4d75817cf5181c89bf958567a0e8

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

CloseHandle
CopyFileW
CreateDirectoryW
CreateFileMappingW
CreateFileW
CreateProcessW
DeleteCriticalSection
DeleteFileW
EnterCriticalSection
FindResourceA
FormatMessageA
FreeLibrary
GenerateConsoleCtrlEvent
GetCommandLineW
GetCurrentProcessId
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileSize
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetProcAddress
GetProcessId
GetStdHandle
GetSystemTimeAsFileTime
GetTempPathW
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
LoadLibraryA
LoadResource
LockResource
MapViewOfFile
MultiByteToWideChar
ReadFile
SetConsoleCtrlHandler
SetEnvironmentVariableW
SetUnhandledExceptionFilter
SizeofResource
Sleep
TerminateProcess
TlsGetValue
UnmapViewOfFile
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte
WriteFile

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__iob_func
__set_app_type
__setusermatherr
__wargv
__wgetmainargs
__winitenv
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_lock
_onexit
_unlock
_wcsdup
_wcsicmp
_wrename
abort
calloc
exit
fprintf
fputc
free
fwrite
localeconv
malloc
mbstowcs
memcpy
memmove
memset
puts
signal
strerror
strlen
strncmp
vfprintf
wcschr
wcscmp
wcslen
wcsncmp

shell32

CommandLineToArgvW
SHFileOperationW
SHGetFolderPathW

Sections

.text
Size: 108KB - Virtual size: 107KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 256B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.eh_fram
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 143KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 58.3MB - Virtual size: 58.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 144B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
scripts/Infinite yield.txt
scripts/UNC TEST.txt
.js
scripts/test.lua
workspace/.tests/appendfile.txt
workspace/.tests/getcustomasset.txt
workspace/.tests/isfile.txt
workspace/.tests/listfiles/test_1.txt
workspace/.tests/listfiles/test_2.txt
workspace/.tests/loadfile.txt
workspace/.tests/readfile.txt
workspace/.tests/writefile
workspace/.tests/writefile.txt
workspace/IY_FE.iy
workspace/KavoConfig.JSON
workspace/SimpleSpy/Settings.json
workspace/f42f3746fb3eb60f837d3673581c14a5-cache.lua
.js
workspace/wow.txt

Sharing

General

Malware Config

Signatures

Files

dfd11645eb4732c0409f51f0532c3683

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

msvcp140

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

Exports

Exports

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.rdata Size: 195KB - Virtual size: 195KB

.data Size: 12KB - Virtual size: 48KB

.pdata Size: 39KB - Virtual size: 38KB

.rsrc Size: 512B - Virtual size: 248B

.reloc Size: 6KB - Virtual size: 5KB

0cad4d75817cf5181c89bf958567a0e8

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

shell32

Sections

.text Size: 108KB - Virtual size: 107KB

.data Size: 512B - Virtual size: 256B

.rdata Size: 11KB - Virtual size: 10KB

.eh_fram Size: 512B - Virtual size: 4B

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

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

.bss Size: - Virtual size: 143KB

.idata Size: 4KB - Virtual size: 3KB

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 58.3MB - Virtual size: 58.3MB

.reloc Size: 512B - Virtual size: 144B

.text
Size: 1.1MB - Virtual size: 1.1MB

.rdata
Size: 195KB - Virtual size: 195KB

.data
Size: 12KB - Virtual size: 48KB

.pdata
Size: 39KB - Virtual size: 38KB

.rsrc
Size: 512B - Virtual size: 248B

.reloc
Size: 6KB - Virtual size: 5KB

.text
Size: 108KB - Virtual size: 107KB

.data
Size: 512B - Virtual size: 256B

.rdata
Size: 11KB - Virtual size: 10KB

.eh_fram
Size: 512B - Virtual size: 4B

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

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

.bss
Size: - Virtual size: 143KB

.idata
Size: 4KB - Virtual size: 3KB

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 58.3MB - Virtual size: 58.3MB

.reloc
Size: 512B - Virtual size: 144B