Analysis Overview
SHA256
597c1d7ea178d6def194608b6bbf233a8892ec001a6c0063a35553dde948c5b0
Threat Level: Shows suspicious behavior
The file VirusShare_de1d9d35a790080138c0aa5efd78ac2c was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Reads user/profile data of web browsers
Checks installed software on the system
Installs/modifies Browser Helper Object
Drops file in System32 directory
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Program crash
NSIS installer
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-04 16:21
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: behavioral2
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231222-en
Max time kernel
121s
Max time network
151s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.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\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\default\RichMediaViewV1release234_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ie\RichMediaViewV1release234.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ch\RichMediaViewV1release234.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\default\RichMediaViewV1release234_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ch\RichMediaViewV1release234.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} = 51667a6c4c1d3b1beaad87fe9c9bed0ca0cfa65ad0c1efe9 | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release234\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\ = "RichMediaViewV1release234Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release234\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib\ = "{78690644-8da1-4d46-bb8d-032494388ad4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release234\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1896 wrote to memory of 2296 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1896 wrote to memory of 2296 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1896 wrote to memory of 2296 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1896 wrote to memory of 2264 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 1896 wrote to memory of 2264 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 1896 wrote to memory of 2264 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | C:\Windows\SysWOW64\gpupdate.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ie\RichMediaViewV1release234.dll" /s
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 232.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsa48D1.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ie\RichMediaViewV1release234.dll
| MD5 | 54172d2c0816ec37f97ea8fdef19b247 |
| SHA1 | a44af12822a1567276bedf0dd148bb6dc6e94b78 |
| SHA256 | a05699032c4a81e650a626ca06bd8eb84b721d1884651972e8ac4027befcabc0 |
| SHA512 | b41411b71139ab023e4e69fa16a066dd0bb8d1712d860ef69446c40229a0b3481a1c6dc9466f8b7701923761bd6fcc5f51e099f89ce27290c6502a0f2f0d134a |
Analysis: behavioral4
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231222-en
Max time kernel
89s
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 1160 wrote to memory of 3372 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1160 wrote to memory of 3372 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1160 wrote to memory of 3372 | 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 3372 -ip 3372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3372 -s 624
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 198.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231129-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release234chaction.js
Network
Files
Analysis: behavioral6
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231222-en
Max time kernel
91s
Max time network
95s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release234chaction.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.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 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral14
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231215-en
Max time kernel
144s
Max time network
147s
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4432 wrote to memory of 4560 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 4432 wrote to memory of 4560 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 4432 wrote to memory of 4560 | 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 | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.178.17.96.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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.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 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.178.89.13.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 2d24ab8fe6b6e95040936ebe8a1ddc7a |
| SHA1 | 1f63bdae22e3ca7d6344cc06448b712503016cdb |
| SHA256 | f87582af2ae7fc48c78e4d06c51f4bfbc254674a5c060226000da84916073961 |
| SHA512 | 5879115b7a0474f66c8f62558de7305ec0522b8b523cda798f1fdc862d8ef16a5cc9220b9641959031a41d31e2c7c73d4ede80754551f99d9dda55d332be742b |
C:\Users\Admin\AppData\Local\Temp\nsx665C.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231215-en
Max time kernel
121s
Max time network
123s
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 2220 -s 220
Network
Files
Analysis: behavioral11
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231215-en
Max time kernel
119s
Max time network
124s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\ = "RichMediaViewV1release234Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib\ = "{78690644-8da1-4d46-bb8d-032494388ad4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2224 wrote to memory of 2260 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2224 wrote to memory of 2260 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2224 wrote to memory of 2260 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2224 wrote to memory of 2260 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2224 wrote to memory of 2260 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2224 wrote to memory of 2260 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2224 wrote to memory of 2260 | 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\RichMediaViewV1release234.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release234.dll
Network
Files
Analysis: behavioral12
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231215-en
Max time kernel
91s
Max time network
95s
Command Line
Signatures
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\ = "RichMediaViewV1release234Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib\ = "{78690644-8da1-4d46-bb8d-032494388ad4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 332 wrote to memory of 4328 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 332 wrote to memory of 4328 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 332 wrote to memory of 4328 | 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\RichMediaViewV1release234.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release234.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.171.91.138.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral15
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231215-en
Max time kernel
117s
Max time network
119s
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 2228 -s 220
Network
Files
Analysis: behavioral7
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231215-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release234.js
Network
Files
Analysis: behavioral9
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231215-en
Max time kernel
122s
Max time network
127s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release234ffaction.js
Network
Files
Analysis: behavioral10
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
151s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release234ffaction.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.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 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral13
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231129-en
Max time kernel
122s
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2932 wrote to memory of 2364 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2932 wrote to memory of 2364 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2932 wrote to memory of 2364 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2932 wrote to memory of 2364 | 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 | 2d24ab8fe6b6e95040936ebe8a1ddc7a |
| SHA1 | 1f63bdae22e3ca7d6344cc06448b712503016cdb |
| SHA256 | f87582af2ae7fc48c78e4d06c51f4bfbc254674a5c060226000da84916073961 |
| SHA512 | 5879115b7a0474f66c8f62558de7305ec0522b8b523cda798f1fdc862d8ef16a5cc9220b9641959031a41d31e2c7c73d4ede80754551f99d9dda55d332be742b |
C:\Users\Admin\AppData\Local\Temp\nst2EA0.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral16
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231222-en
Max time kernel
92s
Max time network
123s
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 4520 wrote to memory of 4948 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4520 wrote to memory of 4948 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4520 wrote to memory of 4948 | 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 452 -p 4948 -ip 4948
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 624
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 | 198.178.17.96.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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win7-20231129-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.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\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\NoExplorer = "1" | 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_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ch\RichMediaViewV1release234.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ie\RichMediaViewV1release234.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ch\RichMediaViewV1release234.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\default\RichMediaViewV1release234_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\ffRichMediaViewV1release234.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content\icons\default\RichMediaViewV1release234_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} = 51667a6c4c1d3b1beaad89fc9898ed08a1cfab5ad5c2eae1 | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| 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_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\ = "RichMediaViewV1release234Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release234\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release234\\ie\\RichMediaViewV1release234.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\ = "{78690644-8DA1-4D46-BB8D-032494388AD4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ = "IRichMediaViewV1release234BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\ = "RichMediaViewV1release234" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\TypeLib\ = "{78690644-8da1-4d46-bb8d-032494388ad4}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release234\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e79db0fa-cda8-4083-b5c6-ed1ad181a9fc}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{995D9358-246D-4577-B8A7-8CFC732DE2C3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{78690644-8DA1-4D46-BB8D-032494388AD4}\1.1\0 | 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_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_de1d9d35a790080138c0aa5efd78ac2c.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ie\RichMediaViewV1release234.dll" /s
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
Files
\Users\Admin\AppData\Local\Temp\nst17C6.tmp\aminsis.dll
| MD5 | 9e938d5e09109bfd96e4fd70e9e195b0 |
| SHA1 | a25bf60381f4b5663c5b7163aa55e5b074a0ce86 |
| SHA256 | 5fde8ca9c46139da46230a892ad29589e30ef258113c1e521257a93a7afe39eb |
| SHA512 | 00d3952d0cce1763e81f4c8794440418e03aded36324730f098c31f100d3cf6e36856b79046cfe37ac7f22936ec2c20fa78c24cea388811e09c8968bb152be99 |
C:\Users\Admin\AppData\Local\Temp\nst17C6.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release234\ie\RichMediaViewV1release234.dll
| MD5 | 54172d2c0816ec37f97ea8fdef19b247 |
| SHA1 | a44af12822a1567276bedf0dd148bb6dc6e94b78 |
| SHA256 | a05699032c4a81e650a626ca06bd8eb84b721d1884651972e8ac4027befcabc0 |
| SHA512 | b41411b71139ab023e4e69fa16a066dd0bb8d1712d860ef69446c40229a0b3481a1c6dc9466f8b7701923761bd6fcc5f51e099f89ce27290c6502a0f2f0d134a |
Analysis: behavioral8
Detonation Overview
Submitted
2024-02-04 16:21
Reported
2024-02-04 16:24
Platform
win10v2004-20231222-en
Max time kernel
145s
Max time network
149s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release234.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.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 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.65.42.20.in-addr.arpa | udp |