Malware Analysis Report

2025-01-18 21:24

Sample ID 240321-yrw3dagh66
Target dc7f4667fd9d8b5e3f4f59aff8d4defb
SHA256 1adfc7164fdfb0355a6a58495c950a3ffec4f8f7f37afe3aba7011f62e6386c4
Tags
adware persistence stealer
score
8/10

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
8/10

SHA256

1adfc7164fdfb0355a6a58495c950a3ffec4f8f7f37afe3aba7011f62e6386c4

Threat Level: Likely malicious

The file dc7f4667fd9d8b5e3f4f59aff8d4defb was found to be: Likely malicious.

Malicious Activity Summary

adware persistence stealer

Sets file execution options in registry

Installs/modifies Browser Helper Object

Drops file in System32 directory

Unsigned PE

Modifies registry class

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-21 20:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-21 20:01

Reported

2024-03-21 20:04

Platform

win7-20240221-en

Max time kernel

121s

Max time network

121s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll

Signatures

Sets file execution options in registry

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe\Debugger = "C:\\Windows\\system32\\ctfmon_no.exe" C:\Windows\SysWOW64\regsvr32.exe N/A

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\IExplore = "1" C:\Windows\SysWOW64\regsvr32.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\ctfmon_no.exe C:\Windows\SysWOW64\regsvr32.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\VersionIndependentProgID C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\0 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\ = "{46696E92-5320-3EC9-9D7D-EA57C0315919}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\HELPDIR C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\ = "{46696E92-5320-3EC9-9D7D-EA57C0315919}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\ProgID C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\VersionIndependentProgID\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305} C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D.1\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D.1\CLSID\ = "{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\ = "LIB" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\0\win32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D.1 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\InprocServer32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ = "IDOMPeek" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D\CLSID C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\FLAGS C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\FLAGS\ = "0" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ = "IDOMPeek" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D.1\CLSID C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D\CLSID\ = "{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\ProgID\ = "D.1" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0 C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2476 wrote to memory of 1952 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2476 wrote to memory of 1952 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2476 wrote to memory of 1952 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2476 wrote to memory of 1952 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2476 wrote to memory of 1952 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2476 wrote to memory of 1952 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 2476 wrote to memory of 1952 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\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-21 20:01

Reported

2024-03-21 20:04

Platform

win10v2004-20240226-en

Max time kernel

139s

Max time network

151s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll

Signatures

Sets file execution options in registry

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ctfmon.exe\Debugger = "C:\\Windows\\system32\\ctfmon_no.exe" C:\Windows\SysWOW64\regsvr32.exe N/A

Installs/modifies Browser Helper Object

stealer adware
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\IExplore = "1" C:\Windows\SysWOW64\regsvr32.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\ctfmon_no.exe C:\Windows\SysWOW64\regsvr32.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D.1\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\FLAGS\ = "0" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\ = "{46696E92-5320-3EC9-9D7D-EA57C0315919}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D.1 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D\CLSID\ = "{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\ProgID C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\InprocServer32 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\HELPDIR C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ = "IDOMPeek" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305} C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\Version = "1.0" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\D.1\CLSID\ = "{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\InprocServer32\ThreadingModel = "Apartment" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\0 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\VersionIndependentProgID\ = "D" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\ = "LIB" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\FLAGS C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\ProgID\ = "D.1" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D\CLSID C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919} C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\D.1\CLSID C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{46696E92-5320-3EC9-9D7D-EA57C0315919}\1.0\0\win32 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305} C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\VersionIndependentProgID C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ = "IDOMPeek" C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\ProxyStubClsid32 C:\Windows\SysWOW64\regsvr32.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6E50AAF5-D97C-3BB8-8D34-EB2642DF4305}\TypeLib\ = "{46696E92-5320-3EC9-9D7D-EA57C0315919}" C:\Windows\SysWOW64\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7A73D8F-276C-3C67-B41B-85DFD3589BFF}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll" C:\Windows\SysWOW64\regsvr32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 384 wrote to memory of 3640 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 384 wrote to memory of 3640 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 384 wrote to memory of 3640 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\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\dc7f4667fd9d8b5e3f4f59aff8d4defb.dll

Network

Country Destination Domain Proto
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 195.177.78.104.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 28.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 51.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 37.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 69.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp

Files

N/A