Malware Analysis Report

2025-08-10 22:22

Sample ID 240202-1v6r4aahhr
Target VirusShare-000605d7cbb3928b07f8e7473c820f4c
SHA256 32769d406d519a002aa0e8c7a410cf029d6ff567a47f549e95d6011c22cc9dda
Tags
adware stealer
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

32769d406d519a002aa0e8c7a410cf029d6ff567a47f549e95d6011c22cc9dda

Threat Level: Shows suspicious behavior

The file VirusShare-000605d7cbb3928b07f8e7473c820f4c was found to be: Shows suspicious behavior.

Malicious Activity Summary

adware stealer

Installs/modifies Browser Helper Object

Unsigned PE

Modifies registry class

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-02 21:59

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-02 21:59

Reported

2024-02-02 22:01

Platform

win7-20231215-en

Max time kernel

122s

Max time network

126s

Command Line

/s C:\Users\Admin\AppData\Local\Temp\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll

Signatures

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-A41B-D46D-876C-52A9A89BA855} C:\Windows\SysWOW64\regsvr32.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb\ = "sb" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb\Clsid C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\ProgID C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\ = "sb" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\InprocServer32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb\Clsid\ = "{CC01FC6C-A41B-D46D-876C-52A9A89BA855}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\ProgID\ = "VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb" C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2268 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2268 wrote to memory of 1920 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll

Network

N/A

Files

memory/1920-0-0x00000000002F0000-0x000000000038E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-02 21:59

Reported

2024-02-02 22:02

Platform

win10v2004-20231215-en

Max time kernel

140s

Max time network

153s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll

Signatures

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{CC01FC6C-A41B-D46D-876C-52A9A89BA855} C:\Windows\SysWOW64\regsvr32.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb\Clsid\ = "{CC01FC6C-A41B-D46D-876C-52A9A89BA855}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\ProgID C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\ = "sb" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb\ = "sb" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb\Clsid C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\ProgID\ = "VirusShare-000605d7cbb3928b07f8e7473c820f4c.sb" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\InprocServer32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-A41B-D46D-876C-52A9A89BA855}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll" C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1944 wrote to memory of 3496 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 3496 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 3496 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\VirusShare-000605d7cbb3928b07f8e7473c820f4c.dll

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 6.173.189.20.in-addr.arpa udp

Files

N/A