AuthBrokerUI[.]dll

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General

Target

AuthBrokerUI.dll
Size

85KB
MD5

b4b3affb441363ef1f09df86ed5701a3
SHA1

f848e8db28176339fa2392077b17ed745bbc1696
SHA256

0c5e5e4015c5bbafcadf0105e82e97e9f3eae72314ec2932b916692fe8632252
SHA512

e7f78f4c13a384ac0c283f83bef0ce25c167c77f9750af1ca2153deaf67b296b9690c325b69b1640bc6e8d7ca01a5c40f2e8f7f089b519cd1bbb93297eae1302
SSDEEP

1536:0QgvDuhbthiS8XV3DamorsjYEhuYqKnG1d4XXk9aRoxjyykzzYNpX1GpTeEyc4sq:3gKhbtoL/orIYEhuYqKnG1dp9ypT54

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
AuthBrokerUI.dll

Files

AuthBrokerUI.dll
.dll windows:10 windows x86 arch:x86

badc0b8e81dd3e249333e54271fe7a72

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

AuthBrokerUI.pdb

Imports

msvcrt

memset
_onexit
_except_handler4_common
_lock
memcpy_s
__CxxFrameHandler3
__dllonexit
_unlock
_callnewh
_ftol2_sse
_initterm
malloc
_amsg_exit
_XcptFilter
free
_vsnwprintf
_purecall

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

WindowsCreateStringReference
WindowsGetStringRawBuffer
WindowsDeleteString
WindowsCreateString

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

EventRegister
EventUnregister
EventSetInformation

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

GetTraceEnableFlags
RegisterTraceGuidsW
GetTraceLoggerHandle
GetTraceEnableLevel
TraceMessage
UnregisterTraceGuids

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

CreateEventW
ReleaseSemaphore
ReleaseMutex
WaitForMultipleObjectsEx
SetEvent
CreateSemaphoreExW
ResetEvent
OpenSemaphoreW
WaitForSingleObjectEx
CreateMutexExW
WaitForSingleObject

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

SetRestrictedErrorInfo
RoOriginateError

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

GetTickCount
GetSystemTimeAsFileTime

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

Sleep

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

QueryPerformanceCounter

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

GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess
TerminateProcess

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

RaiseException
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetLastError
SetLastError

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

RegCloseKey
RegQueryValueExW
RegOpenKeyExW

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

GetModuleHandleW
GetModuleHandleExW
GetModuleFileNameA
GetProcAddress
LoadStringW

api-ms-win-core-winrt-error-l1-1-1

RoGetMatchingRestrictedErrorInfo

shcore

ord244

authbroker

FindCallingThreadImmersiveWindow

ntdll

RtlDeleteCriticalSection

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

DebugBreak
IsDebuggerPresent
OutputDebugStringW

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

SetThreadPreferredUILanguages
FormatMessageW

oleaut32

SysStringLen
SysFreeString

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

GetProcessHeap
HeapAlloc
HeapFree

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

CloseHandle

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

RoActivateInstance
RoGetActivationFactory

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI

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

DelayLoadFailureHook

Exports

Exports

CreateWndMgmt
DirectUIInitProc
DirectUIInitThread
DirectUIUnInitProc
DirectUIUnInitThread
FreeWndMgmt
WabCreateWebRuntimeCoreControl
WabCreateWebRuntimeCoreVisualViewport
WabImmDisableLegacyIME

Sections

.text
Size: 71KB - Virtual size: 70KB

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: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 296B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

badc0b8e81dd3e249333e54271fe7a72

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

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

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

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

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

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

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

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

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

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

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

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

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

api-ms-win-core-winrt-error-l1-1-1

shcore

authbroker

ntdll

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

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

oleaut32

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

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

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

api-ms-win-core-delayload-l1-1-1

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

Exports

Exports

Sections

.text Size: 71KB - Virtual size: 70KB

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

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

.didat Size: 512B - Virtual size: 296B

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

.reloc Size: 5KB - Virtual size: 4KB

.text
Size: 71KB - Virtual size: 70KB

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

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

.didat
Size: 512B - Virtual size: 296B

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

.reloc
Size: 5KB - Virtual size: 4KB