302510683a6e5dadf71ce034a5a4e986e2b50926e0d0731ba3d50ea4750c995b

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 00:20

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General

Target

08566c41ce83ef336fa2968740afec98.dll
Size

342KB
MD5

08566c41ce83ef336fa2968740afec98
SHA1

8f7c329bb7cd00b7a281e3c4a5e3bd1efa5de086
SHA256

302510683a6e5dadf71ce034a5a4e986e2b50926e0d0731ba3d50ea4750c995b
SHA512

48c943acb78008712ee531d67d7ed23af9b5d367578147913072096b59d371b740bbf1284c14d1ec7476cd2ed9387e04e46472d83d5ec923a94fb4c5f089998b
SSDEEP

6144:fn5prqhR7NNh4y0mz7wpbb1IvAynlUoZTBnw4cqFxs:v7qn7Nbz0awpbb12lUoZT1w4zm

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{3b26a367-8ac2-c352-bcf7-a6a43d50fb23}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{3b26a367-8ac2-c352-bcf7-a6a43d50fb23}\NoExplorer = "\"\""	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3b26a367-8ac2-c352-bcf7-a6a43d50fb23}\ = "adssite"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3b26a367-8ac2-c352-bcf7-a6a43d50fb23}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3b26a367-8ac2-c352-bcf7-a6a43d50fb23}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\08566c41ce83ef336fa2968740afec98.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3b26a367-8ac2-c352-bcf7-a6a43d50fb23}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3b26a367-8ac2-c352-bcf7-a6a43d50fb23}	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 2224	1664	regsvr32.exe	28
PID 1664 wrote to memory of 2224	1664	regsvr32.exe	28
PID 1664 wrote to memory of 2224	1664	regsvr32.exe	28
PID 1664 wrote to memory of 2224	1664	regsvr32.exe	28
PID 1664 wrote to memory of 2224	1664	regsvr32.exe	28
PID 1664 wrote to memory of 2224	1664	regsvr32.exe	28
PID 1664 wrote to memory of 2224	1664	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\08566c41ce83ef336fa2968740afec98.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\08566c41ce83ef336fa2968740afec98.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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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