e7540e416771a4532807a975e55c934110fd0d1f906d08a400b133e94bebe4c9

Resubmissions

11/09/2024, 18:46

240911-xe5y3swfpp 7

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 18:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

DolbyAPOvlldp.dll
Size

1.2MB
MD5

a5a8c0672ed39d9dbf30813e806378dd
SHA1

b620c4a65e034be5b39586917137202df9a84127
SHA256

5ba95f61980c4acedff3946ea14d77194ae8b38742989465a29b0b89c964bba0
SHA512

ba358b89a89696c0cc327f0dd1e9bc7ef1afd3300d3513852855aff62fa553115b8cb6e7372dafd6952cbe4562c65306427d327d743f64dc89fc066bdf11ca95
SSDEEP

12288:9J+/q0iTyDaDQ6aEXk7Nq5CPV7ad93iLOtRkLFy60wzauoBfeQYdoY7:9J+/q0lDU3MP8z3iLOts5Tauvv2Y7

Score

7^/10

persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
persistence privilege_escalation

Component Object Model Hijacking
T1546.015

Modifies registry class 33 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\APOInterface0 = "{4DC8B9CB-6372-496E-8C95-882EAC5C1F4F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\0	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\Flags = "12"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\MajorVersion = "1"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\MaxInstances = "4294967295"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\NumAPOInterfaces = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\ = "DolbyDAX2APODlllib"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\0\win64\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\DolbyAPOvlldp.dll"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\MinInputConnections = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\DolbyDAX2APOvlldp.DLL\AppID = "{18A5395C-F7C7-45D1-8D6D-F6BF56FE9427}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\Copyright = "Copyright (c) Dolby Laboratories"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\ = "DolbyDAX2APO Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\0\win64	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\HELPDIR	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\DolbyDAX2APOvlldp.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{18A5395C-F7C7-45D1-8D6D-F6BF56FE9427}\ = "DolbyDAX2APOvlldp"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\MaxInputConnections = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{18A5395C-F7C7-45D1-8D6D-F6BF56FE9427}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\DolbyAPOvlldp.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\MinorVersion = "0"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\MinOutputConnections = "1"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\MaxOutputConnections = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{29C6F441-2AA7-4989-978B-E637066789CA}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AudioEngine\AudioProcessingObjects\{D9916F9E-99F7-11E7-BF21-6C0B849889E1}\FriendlyName = "CDolbyDAX2APO"	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\DolbyAPOvlldp.dll
1⤵
- Modifies registry class
PID:4444

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Component Object Model Hijacking

T1546.015

Privilege Escalation

Event Triggered Execution

T1546

Component Object Model Hijacking

T1546.015

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads