Analysis Overview
SHA256
208d2d73481c89d5d3f2a83835ba6f64d3afe07b0604fc339a7e90ad596ae9ac
Threat Level: Shows suspicious behavior
The file VirusShare_ef628936d86c881711b36ed9f2fe244e was found to be: Shows suspicious behavior.
Malicious Activity Summary
Reads user/profile data of web browsers
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Installs/modifies Browser Helper Object
Checks installed software on the system
Drops file in System32 directory
Drops file in Program Files directory
Program crash
Unsigned PE
Enumerates physical storage devices
NSIS installer
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-04 16:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
122s
Max time network
132s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 224
Network
Files
Analysis: behavioral9
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release116ffaction.js
Network
Files
Analysis: behavioral10
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
137s
Max time network
160s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release116ffaction.js
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.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 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.112.168.52.in-addr.arpa | udp |
Files
Analysis: behavioral12
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
128s
Max time network
169s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\ = "RichMediaViewV1release116Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib\ = "{dbdd9db8-8f69-4bb4-bde7-c529f1e1b10d}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4224 wrote to memory of 4724 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4224 wrote to memory of 4724 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4224 wrote to memory of 4724 | 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\ie\RichMediaViewV1release116.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release116.dll
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.189.79.40.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231129-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\GroupPolicy | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ch\RichMediaViewV1release116.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\default\RichMediaViewV1release116_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ch\RichMediaViewV1release116.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\default\RichMediaViewV1release116_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ie\RichMediaViewV1release116.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{63504b83-0450-4d13-87af-623af1ef426c} = 51667a6c4c1d3b1b9356447860517d0593a6247af5ac0171 | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib\ = "{dbdd9db8-8f69-4bb4-bde7-c529f1e1b10d}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release116\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release116\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release116\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\ = "RichMediaViewV1release116Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ie\RichMediaViewV1release116.dll" /s
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
Files
\Users\Admin\AppData\Local\Temp\nsd1A74.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ie\RichMediaViewV1release116.dll
| MD5 | edda7b7b239ba2b1f370145ee2defe4e |
| SHA1 | 66d60c54bbdaa26be11c3cd2cb7f0d7c9bbbb31f |
| SHA256 | c1eb71dae33b855f250ce059f4c34e29b48f4e9580bf40a681c02d68133767e5 |
| SHA512 | 7ed55891333448bbe5dc5bbf791534e6b6b47123c9bdebdb04463befed24853ddfad2980f551986635c89f24f9d9888847441f3c1aa8a1950d535d747017a7b4 |
Analysis: behavioral4
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
151s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1472 wrote to memory of 828 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1472 wrote to memory of 828 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1472 wrote to memory of 828 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 828 -ip 828
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 624
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral6
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
129s
Max time network
171s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release116chaction.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.112.168.52.in-addr.arpa | udp |
Files
Analysis: behavioral8
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
93s
Max time network
149s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release116.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 199.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral15
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
120s
Max time network
131s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 224
Network
Files
Analysis: behavioral16
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
93s
Max time network
151s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 932 wrote to memory of 1352 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 932 wrote to memory of 1352 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 932 wrote to memory of 1352 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1352 -ip 1352
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1352 -s 632
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
120s
Max time network
124s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release116chaction.js
Network
Files
Analysis: behavioral11
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
121s
Max time network
130s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\ = "RichMediaViewV1release116Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib\ = "{dbdd9db8-8f69-4bb4-bde7-c529f1e1b10d}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1824 wrote to memory of 2884 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1824 wrote to memory of 2884 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1824 wrote to memory of 2884 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1824 wrote to memory of 2884 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1824 wrote to memory of 2884 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1824 wrote to memory of 2884 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1824 wrote to memory of 2884 | 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\ie\RichMediaViewV1release116.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release116.dll
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
145s
Max time network
159s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{63504b83-0450-4d13-87af-623af1ef426c}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ch\RichMediaViewV1release116.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\default\RichMediaViewV1release116_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ch\RichMediaViewV1release116.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\icons\default\RichMediaViewV1release116_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ie\RichMediaViewV1release116.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\ffRichMediaViewV1release116ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{63504b83-0450-4d13-87af-623af1ef426c} = 51667a6c4c1d3b1b9356427d645675019dac207af5af0278 | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\ = "RichMediaViewV1release116" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\ = "{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\ = "RichMediaViewV1release116Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release116\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release116\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ = "IRichMediaViewV1release116BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\TypeLib\ = "{dbdd9db8-8f69-4bb4-bde7-c529f1e1b10d}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{A4E926A9-6721-4707-BCF0-62CD489E3765}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{63504b83-0450-4d13-87af-623af1ef426c}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release116\\ie\\RichMediaViewV1release116.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{DBDD9DB8-8F69-4BB4-BDE7-C529F1E1B10D}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2704 wrote to memory of 3480 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2704 wrote to memory of 3480 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2704 wrote to memory of 3480 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2704 wrote to memory of 3824 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 2704 wrote to memory of 3824 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 2704 wrote to memory of 3824 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe | C:\Windows\SysWOW64\gpupdate.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_ef628936d86c881711b36ed9f2fe244e.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ie\RichMediaViewV1release116.dll" /s
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.178.17.96.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 177.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.179.89.13.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsc18D3.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release116\ie\RichMediaViewV1release116.dll
| MD5 | edda7b7b239ba2b1f370145ee2defe4e |
| SHA1 | 66d60c54bbdaa26be11c3cd2cb7f0d7c9bbbb31f |
| SHA256 | c1eb71dae33b855f250ce059f4c34e29b48f4e9580bf40a681c02d68133767e5 |
| SHA512 | 7ed55891333448bbe5dc5bbf791534e6b6b47123c9bdebdb04463befed24853ddfad2980f551986635c89f24f9d9888847441f3c1aa8a1950d535d747017a7b4 |
Analysis: behavioral7
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
121s
Max time network
125s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release116.js
Network
Files
Analysis: behavioral13
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
119s
Max time network
123s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe | N/A |
Reads user/profile data of web browsers
Enumerates physical storage devices
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2148 wrote to memory of 1728 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2148 wrote to memory of 1728 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2148 wrote to memory of 1728 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2148 wrote to memory of 1728 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
"C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
Network
Files
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 5b2ef119a26f0723f8a42711289d1c08 |
| SHA1 | 34758c943eb983156339a807c595bd7bff338e56 |
| SHA256 | 882824f4f2f030eb9d717a7371ea9a8df78aa01a5e341d415f6fcc3446bfae4e |
| SHA512 | 94a10ea57636669b2b7fdcf22e61f642e115782be2ee215c9d13bf4d5f7704ba73803f7804b501c395181b2459e30a3be78ccd7ded36f73daa9b529972e0afdb |
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 2209fd8c19f9ba3829d10c6dbaba5c93 |
| SHA1 | 33f4e63e76a9e19201a63f538e17bfdbe67efade |
| SHA256 | 0ef5324c4f2dca09451d81f18b23ca7c6e36fb11a396e6685c6f84e52f71daef |
| SHA512 | b1e859218341c82ad296d8b18e5105b89e005ca61c2bec831458e9c14438faf5a5f1232ac4a4ab327751d5ee62842c417d322e89eb2f5ac6667eedd74d593c10 |
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 3eea7cf389986a43b7134ab8e14b9971 |
| SHA1 | fd583f6bbba5ae19ee99bff6ce7d1c0177038a87 |
| SHA256 | 2cf0c6600502227fff466c81cd027dda80ba550c70c38e405cfdf20ac54b4843 |
| SHA512 | 8a5a9951a4175c35f39a795fbe367fb36084fa0be217f11a196b1da75316be35d00f705fc0c8a228d0fa539b70e32397305c1ec105e27145fa7796c611a1dfa5 |
C:\Users\Admin\AppData\Local\Temp\nsi55AF.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral14
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
90s
Max time network
150s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe | N/A |
Reads user/profile data of web browsers
Enumerates physical storage devices
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3084 wrote to memory of 4956 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 3084 wrote to memory of 4956 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 3084 wrote to memory of 4956 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
"C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 1f903feb8cd2da1b88e2836781a5abf2 |
| SHA1 | e5aa39eee8cb0045f77388c99e16ff65a25dfafd |
| SHA256 | caaedd1582a1e4fcbce623e961701ae1bc95a88ecbc90872db3f5be120791dca |
| SHA512 | 17427ad4cdc220d46e8c958e5844a4f13bf676628c0a2ddd15869af9228f7dab1f3166d5edf9e06d18fca2dcb85d6c732e1eae575af3e5fe91152d239edc0fe6 |
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | f5caa1c66725e248566f9ffade1d55a4 |
| SHA1 | 12f20dc1b06045934bcf0c9b23490fd799d7cd2c |
| SHA256 | 7fa7eb7b38ef4d8907ed009b82f5f41b620e6457b794a9f781d26a91b3071498 |
| SHA512 | 9b101f3660b6d5ccf72bbdd7fc1eca021d0571bb115615276a47555646b62d8d7cbd003014464823a508975679949b3ff84e881ce1578b4976fdd0c805eda75d |
C:\Users\Admin\AppData\Local\Temp\nss5B11.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |