AcWinRT[.]dll | Triage

Sharing

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General

Target

AcWinRT.dll
Size

32KB
MD5

97adaa78ce820590489f4b18b7ccd668
SHA1

b384d5dbed19c583a7fce177f5dee64350a35d46
SHA256

b3b8cddbe1d0a6a3b47a89a61586cd6c44305520b4983f5395d939fbc0460ddc
SHA512

33ae39e3a45535786498e115fc5b556c9f54ee0e8d5c694701ba6b970b4949255d0cca8fa022552f530bc2542f2ee369ea85d26324b036de1b77a881f71843ea
SSDEEP

768:d5g4zbfDMBRBueOtJEuwHYzwM+wMIws4wsIwMwUYIwsw0wswE8BEZEV3OEtYRwcK:s4bfDMBRBueOtJEuQ43+nIX4nI3fYIXh

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
AcWinRT.dll

Files

AcWinRT.dll
.dll windows:10 windows x86 arch:x86

ba75ba5c4064c49e655cbdfffc78900b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

AcWinRT.pdb

Imports

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

memcpy
_except_handler4_common
memmove
wcsrchr
_stricmp
_wcsnicmp
wcsnlen
_wcsicmp

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

_initterm_e
_initterm

mmdevapi

ord5

ntdll

DbgPrint
NtQueryKey

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

MultiByteToWideChar
WideCharToMultiByte
CompareStringOrdinal

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

CoInitializeEx
CoCreateInstance
CoUninitialize
CoTaskMemFree
PropVariantClear

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

QuirkIsEnabled

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

WindowsGetStringLen
WindowsGetStringRawBuffer
WindowsCreateStringReference
WindowsDeleteString
WindowsCreateString

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

LocalAlloc
LocalFree

api-ms-win-core-libraryloader-l1-2-1

LoadLibraryA
LoadLibraryW

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

DisableThreadLibraryCalls
GetProcAddress
AddDllDirectory
GetModuleFileNameW

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

InitOnceExecuteOnce

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

GetWindowsDirectoryW
GetTickCount
GetSystemTimeAsFileTime
GetSystemInfo

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

ExpandEnvironmentStringsA
GetEnvironmentVariableW

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

SetUnhandledExceptionFilter
SetLastError
GetLastError
UnhandledExceptionFilter

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

GetFileAttributesW

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

HeapFree
HeapAlloc
GetProcessHeap

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

GetCurrentThreadId
TerminateProcess
GetCurrentProcess
GetCurrentProcessId

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

QueryPerformanceCounter

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

EncodePointer
DecodePointer

apphelp

SE_GetShimId
SE_COM_Lookup
SE_WINRT_HookObject
SE_WINRT_AddHook
SE_COM_AddServer
SE_COM_AddHook

Exports

Exports

GetHookAPIs
NotifyShims

Sections

.text
Size: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 1024B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ba75ba5c4064c49e655cbdfffc78900b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

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

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

mmdevapi

ntdll

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

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

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

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

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

api-ms-win-core-libraryloader-l1-2-1

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

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

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

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

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

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

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

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

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

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

apphelp

Exports

Exports

Sections

.text Size: 24KB - Virtual size: 24KB

.data Size: 512B - Virtual size: 3KB

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

.rsrc Size: 1024B - Virtual size: 1024B

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

.text
Size: 24KB - Virtual size: 24KB

.data
Size: 512B - Virtual size: 3KB

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

.rsrc
Size: 1024B - Virtual size: 1024B

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