656eb4d10487e855a11b88e487b887e88f8d3540f14c6a08869e83f8c2d5e13f

Analysis

max time kernel
1s
max time network
6s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-01-2025 00:54

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General

Target

Mozilla Firefox/AccessibleMarshal.dll
Size

31KB
MD5

fcdb5689943013c5409885e37cba4737
SHA1

c12ca81adf8343571aceb399d725790d124df88a
SHA256

c26c7cc9a9bfc874e6f1199497f6cde22d587464d80f66b4ff8d84ef47f7d44f
SHA512

3d0c1ffa00909dce56c7d634d1c5ce48490dd9ff689c5dfede984065a79c5f9d942e26e15f35c1060a55810d07a7f3200c305b24cc939b785d0417d92f625ee6
SSDEEP

384:IGz3JfaZbhaO1aOS/viqmGeUMc25dYj3ph2UtLIYiaxe8E9VF0NyxSJIVmp0pD:f3JfaZbhaManvbmGeq2gTr8Yi2NEGY

Score

5^/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 25 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0D68D6D0-D93D-4D08-A30D-F00DD1F45B24}\NumMethods\ = "9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E747BE5-2052-4265-8AF0-8ECAD7AAD1C0}\NumMethods\ = "8"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\ = "ISimpleDOMNode"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\NumMethods\ = "18"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1814CEEB-49E2-407F-AF99-FA755A7D2607}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\InProcServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Interface	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E747BE5-2052-4265-8AF0-8ECAD7AAD1C0}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E747BE5-2052-4265-8AF0-8ECAD7AAD1C0}\ProxyStubClsid32\ = "{1814CEEB-49E2-407F-AF99-FA755A7D2607}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E747BE5-2052-4265-8AF0-8ECAD7AAD1C0}\ = "ISimpleDOMText"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E747BE5-2052-4265-8AF0-8ECAD7AAD1C0}\NumMethods	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Mozilla Firefox\\AccessibleMarshal.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0D68D6D0-D93D-4D08-A30D-F00DD1F45B24}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\ProxyStubClsid32\ = "{1814CEEB-49E2-407F-AF99-FA755A7D2607}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\NumMethods	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{4E747BE5-2052-4265-8AF0-8ECAD7AAD1C0}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1814CEEB-49E2-407F-AF99-FA755A7D2607}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1814CEEB-49E2-407F-AF99-FA755A7D2607}\ = "PSFactoryBuffer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0D68D6D0-D93D-4D08-A30D-F00DD1F45B24}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0D68D6D0-D93D-4D08-A30D-F00DD1F45B24}\ProxyStubClsid32\ = "{1814CEEB-49E2-407F-AF99-FA755A7D2607}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0D68D6D0-D93D-4D08-A30D-F00DD1F45B24}\ = "ISimpleDOMDocument"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{0D68D6D0-D93D-4D08-A30D-F00DD1F45B24}\NumMethods	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s "C:\Users\Admin\AppData\Local\Temp\Mozilla Firefox\AccessibleMarshal.dll"
1⤵
- Modifies registry class
PID:4336

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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