766653b6e5db8d5ffc46735bc95d73aa75ec2e3776136076f76a1fd6483518c5

Analysis

max time kernel
140s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 23:48

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General

Target

Vievsp.dll
Size

583KB
MD5

e57ccafa9f8c49657073add0d0536e42
SHA1

77e9056492e97c49ea2bd9294abcfc03eeee0772
SHA256

766653b6e5db8d5ffc46735bc95d73aa75ec2e3776136076f76a1fd6483518c5
SHA512

1f923e2c3e31fa923fe51082fad57c2abb4b1f82f31919ecc010066354d2af8202d9e79a1864fa586145efd891b37287619abb39ec3c3930be86d0f05d496885
SSDEEP

12288:pjan3B7+2BoGEwYXorDxBDWgyv9cii8VPezCTr:Mn3B7+2ByJo/DWz9cS2zW

Score

1^/10

Malware Config

Signatures

Modifies registry class 2 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000_Classes\CLSID\{22C48B53-EB1E-CD28-5E74-542AA472D77E}\ = 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	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000_Classes\CLSID\{22C48B53-EB1E-CD28-5E74-542AA472D77E}	regsvr32.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Vievsp.dll
1⤵
- Modifies registry class
PID:1464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1464-1-0x00000000024E0000-0x000000000252F000-memory.dmp

Filesize
316KB

Download
memory/1464-2-0x0000000002650000-0x000000000269C000-memory.dmp

Filesize
304KB

Download
memory/1464-8-0x0000000002650000-0x000000000269C000-memory.dmp

Filesize
304KB

Download
memory/1464-9-0x0000000002650000-0x000000000269C000-memory.dmp

Filesize
304KB

Download
memory/1464-10-0x00000000024E0000-0x000000000252F000-memory.dmp

Filesize
316KB

Download
memory/1464-13-0x0000000002650000-0x000000000269C000-memory.dmp

Filesize
304KB

Download
memory/1464-14-0x0000000002650000-0x000000000269C000-memory.dmp

Filesize
304KB

Download
memory/1464-16-0x0000000002650000-0x000000000269C000-memory.dmp

Filesize
304KB

Download