API2[.]dll | Triage

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General

Target

API2.dll
Size

1.7MB
MD5

a05d361b4fe9fa3f9de45c35d9ea091b
SHA1

0891f8c43aaeb07ae2ce6a58c1e285788f794cba
SHA256

6065ece0d946b1711ef3f7a11fe6c73b04c64b631f8e2954f38b677c258d1d5a
SHA512

0151e9641de5785fa6a490e0859b3a94b52b1d138e9df4179ab7ea29372c671b60c4e180ebf939861417cabb83dae206b503e99b573a9bb6f08f55abe962db18
SSDEEP

12288:kf+NE2UxX1cTrxrRY1zbEth/Jvhk/veqs1QJ1OaT:tNmx+9R4gTMOQ

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
API2.dll

Files

API2.dll
.dll windows:6 windows x64 arch:x64

bbf198b4dc599908c6526c1cdb3564e2

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

X:\luau\cmake\Debug\Luau.Compiler.DLL.pdb

Imports

msvcp140d

??1_Lockit@std@@QEAA@XZ
?_Xlength_error@std@@YAXPEBD@Z
?_Xout_of_range@std@@YAXPEBD@Z
??0_Lockit@std@@QEAA@H@Z

vcruntime140d

memcmp
memcpy
memmove
memset
_CxxThrowException
memchr
_purecall
__C_specific_handler
__C_specific_handler_noexcept
__std_type_info_destroy_list
__current_exception
__current_exception_context
__vcrt_GetModuleFileNameW
__vcrt_GetModuleHandleW
__vcrt_LoadLibraryExW
__std_exception_copy
__std_exception_destroy

vcruntime140_1d

__CxxFrameHandler4

ucrtbased

round
malloc
__stdio_common_vsprintf
strlen
_errno
strnlen
strspn
strtod
strtoull
_callnewh
_free_dbg
_CrtDbgReportW
_initterm
_initterm_e
strcpy_s
strcat_s
__stdio_common_vsprintf_s
ceil
ldexp
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
_execute_onexit_table
_crt_atexit
_crt_at_quick_exit
_cexit
terminate
_wmakepath_s
_wsplitpath_s
wcscpy_s
tanh
strcmp
atoi
_dsign
abs
_CrtDbgReport
_invalid_parameter
log2
_configure_narrow_argv
tan
sqrt
sinh
sin
pow
log10
log
fmod
fabs
exp
floor
cosh
cos
atan2
atan
asin
_seh_filter_dll
acos
tolower

kernel32

GetSystemTimeAsFileTime
RaiseException
MultiByteToWideChar
WideCharToMultiByte
GetProcAddress
FreeLibrary
VirtualQuery
GetProcessHeap
HeapFree
HeapAlloc
GetLastError
GetModuleHandleW
GetStartupInfoW
InitializeSListHead
DisableThreadLibraryCalls
IsDebuggerPresent
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext

Exports

Exports

luau_compile

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 382KB - Virtual size: 381KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 88KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.00cfg
Size: 512B - Virtual size: 373B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

bbf198b4dc599908c6526c1cdb3564e2

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcp140d

vcruntime140d

vcruntime140_1d

ucrtbased

kernel32

Exports

Exports

Sections

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

.rdata Size: 382KB - Virtual size: 381KB

.data Size: 6KB - Virtual size: 8KB

.pdata Size: 88KB - Virtual size: 87KB

.idata Size: 5KB - Virtual size: 5KB

.00cfg Size: 512B - Virtual size: 373B

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

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

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

.rdata
Size: 382KB - Virtual size: 381KB

.data
Size: 6KB - Virtual size: 8KB

.pdata
Size: 88KB - Virtual size: 87KB

.idata
Size: 5KB - Virtual size: 5KB

.00cfg
Size: 512B - Virtual size: 373B

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

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