2db44b086d860c51a4f45f43a739cd20fb0822189deb1c1cf13e4b5a3b05bc3b

Analysis

max time kernel
0s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
04/09/2024, 17:43

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General

Target

bin_64/gpgex.dll
Size

492KB
MD5

6e3aa6891c29084e022089c4767396c8
SHA1

b91a892fa7ada3f5736960445abb1a1c1e86e19a
SHA256

5c99a4689c519fc0f918130cba268664a01e2ea23ede4e9aad5aee9abc1a3bc3
SHA512

65866cfbd80c451305c2f466ebc0c82018c0f280256e3e9f0f9b4084dffc4af2a0643d9283f5ba6cf7219102ea504b2880bc441719f0d079c9e78865d629431d
SSDEEP

6144:dXg8fS4haHQhgVWz45T0v7gUh2cyklmkRPuTxUqEBVt/vVf1JJKDo7wvxsaFUPKT:dX5fZhmCz45Tg7gUBtaTxmt/j/r+

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 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{CCD955E4-5C16-4A33-AFDA-A8947A94946B}\ = "GpgEX"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{CCD955E4-5C16-4A33-AFDA-A8947A94946B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{CCD955E4-5C16-4A33-AFDA-A8947A94946B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bin_64\\gpgex.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\*\ShellEx\ContextMenuHandlers\GpgEX	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\ShellEx\ContextMenuHandlers\GpgEX	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{CCD955E4-5C16-4A33-AFDA-A8947A94946B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{CCD955E4-5C16-4A33-AFDA-A8947A94946B}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\*\shellex\ContextMenuHandlers\GpgEX\ = "{CCD955E4-5C16-4A33-AFDA-A8947A94946B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\GpgEX\ = "{CCD955E4-5C16-4A33-AFDA-A8947A94946B}"	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bin_64\gpgex.dll
1⤵
- Modifies registry class
PID:1288

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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