Analysis Overview
SHA256
c0223074078ab6f1dbd4fd845911bb4e0fbdfb3ce7c5f64295e69a9f62a375c3
Threat Level: Shows suspicious behavior
The file VirusShare_f4cf00ca6e52d151fa796044e6ec4f38 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
Checks installed software on the system
Installs/modifies Browser Helper Object
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 16:15
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: behavioral1
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win7-20231215-en
Max time kernel
121s
Max time network
124s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.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\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ch\RichMediaViewV1release2941.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ie\RichMediaViewV1release2941.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ch\RichMediaViewV1release2941.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\default\RichMediaViewV1release2941_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\default\RichMediaViewV1release2941_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{72bbe8ce-3b01-438a-b737-2be5790a5d07} = 51667a6c4c1d3b1bdef7af6b3568e007a93c6fa57b49181f | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2941\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib\ = "{fcdaec5c-287e-47e7-ac5c-a2de0d2922d2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2941\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\ = "RichMediaViewV1release2941Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2941\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ie\RichMediaViewV1release2941.dll" /s
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
Files
\Users\Admin\AppData\Local\Temp\nsd57C2.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ie\RichMediaViewV1release2941.dll
| MD5 | 02123778d68ae8e7227c13181f5128cb |
| SHA1 | 29b5364f1d2fc2c15c6dcb1222ccad54202e20c2 |
| SHA256 | 23c7bcb661bdfd76c37203561bcddaaca8246fb24ba8c1f573ef35ef98f2d98d |
| SHA512 | 20c31d31d8a81468a0c017011286d0e1e2e16af07bf0b5588781bb6abe4ad36644ec48787d3c972b8c028461e3144ef833aad1a4c958e72accb1040b3efe3e19 |
Analysis: behavioral6
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win10v2004-20231215-en
Max time kernel
92s
Max time network
93s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release2941chaction.js
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 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 185.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral9
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
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\ffRichMediaViewV1release2941ffaction.js
Network
Files
Analysis: behavioral12
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win10v2004-20231215-en
Max time kernel
144s
Max time network
148s
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\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib\ = "{fcdaec5c-287e-47e7-ac5c-a2de0d2922d2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\ = "RichMediaViewV1release2941Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1940 wrote to memory of 4460 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1940 wrote to memory of 4460 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1940 wrote to memory of 4460 | 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\RichMediaViewV1release2941.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release2941.dll
Network
| Country | Destination | Domain | Proto |
| 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 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.73.42.20.in-addr.arpa | udp |
Files
Analysis: behavioral13
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
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 |
| 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 3040 wrote to memory of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 3040 wrote to memory of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 3040 wrote to memory of 1708 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 3040 wrote to memory of 1708 | 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
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 1a969265f80fcdb8b8b5d43500ccc9a5 |
| SHA1 | e3ab053ccfebd3e4419993133afca21c6df5dc93 |
| SHA256 | df5f0605166a700c0635e592106f90d4421c1b210180371dffe623339a4643b0 |
| SHA512 | f51ebe965f8389c140870e1b99c403978ba23f0f9afcadbba1a2ffcf1cd5123699e8b92fd650aff710d4040b36d625563f4857525a37228ca5a5cf631be3749a |
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | a8f37345b135ad30f106f859d452bb2b |
| SHA1 | d8749bb3f492d7bb604efdf82ea3d899b6441051 |
| SHA256 | fe6c0f569fedaeaf8b07bf3fb7e1035b470382375c3bdd34c038286f0b0815c8 |
| SHA512 | bb9735598f8c6c0c8ca92379ad11cc995ad70ea0b711b1eef08ec90b3d01563a306f75b5043fb1408b5674fac48a6751b9eb59ff368c22ec863ed83b8b27a840 |
\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 70008ba643b3f2e7bcc589c530132e55 |
| SHA1 | 8c1f7267ef9b2ffb46a9fcafef0954dce77c6a02 |
| SHA256 | 4ff50f4677a072933d6e10cd89cf0d0d970fd96aa4b26a57a585f3bbb4b4ff7a |
| SHA512 | e4789de242419e1f3189dd616534771d5c4964c8d0938e991ed285ebaae3c7104db7bb9400b4c303bfb3174c9e581f74aa108a961569e8fd30c9a5bdf332b14a |
C:\Users\Admin\AppData\Local\Temp\nso3535.tmp\aminsis.dll
| MD5 | f627e7c0ffaa38d2d97a49384d1cbfc4 |
| SHA1 | 06318833f771b1cff4935b5cb7cf57f45a1ff449 |
| SHA256 | 3d290f199032ac322936f2f79635ed7af415dedbac26507c2ed738fabd5435f1 |
| SHA512 | afe6c06e9b986d44940566691176beeb977422970b44761e9a97a53a75a41c05a65c9fb9a783e7c0814819d55d74beebf00bc37cdd8fb1dad7cd5d31a8c21c32 |
\Users\Admin\AppData\Local\Temp\nso3535.tmp\aminsis.dll
| MD5 | 135ca51dc563ebf59cb18edf40827323 |
| SHA1 | e25c802687ff5c02a9a88f54f058534108c49dc3 |
| SHA256 | f520f5462b06c36d5e4c90ea46efb80a2e0f0fa7fa4f411655c8c2ea440be501 |
| SHA512 | 5cb950d6fececf72abb3af01a3ad51f0d231850bedb17f74592b169cf4482d0cc55a846d24aafb982150112597f959e8aebd41f03ecacd7838d27343327b52c0 |
Analysis: behavioral14
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win10v2004-20231222-en
Max time kernel
88s
Max time network
151s
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 1760 wrote to memory of 4156 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1760 wrote to memory of 4156 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1760 wrote to memory of 4156 | 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 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.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 | 182.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 13bcaba730facbb9e02e1832a704a13a |
| SHA1 | 73254c8cb9bb41983d94228e02c361d3c2ba557a |
| SHA256 | 95876fb1e00b346987ed8d47205b1f0350e1a988cdeb20fef6bb8bb35b9c19fd |
| SHA512 | b3abfbb6a0e1c6ad121b40e965cb659c1bda1ba65dd63ea095c86a9da09cc2a7850e769cb20cfb148c562f22224eff667006ea174d688da72ebbf24cfc4d18da |
C:\Users\Admin\AppData\Local\Temp\nsm6497.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral15
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win7-20231129-en
Max time kernel
119s
Max time network
120s
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 2860 -s 220
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win10v2004-20231215-en
Max time kernel
145s
Max time network
150s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.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\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\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_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ie\RichMediaViewV1release2941.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ch\RichMediaViewV1release2941.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\ffRichMediaViewV1release2941ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\default\RichMediaViewV1release2941_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome\content\icons\default\RichMediaViewV1release2941_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ch\RichMediaViewV1release2941.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{72bbe8ce-3b01-438a-b737-2be5790a5d07} = 51667a6c4c1d3b1bdef4aa623e6de107a83e69a57a4f1d1c | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\ = "RichMediaViewV1release2941Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2941\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib\ = "{fcdaec5c-287e-47e7-ac5c-a2de0d2922d2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2941\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release2941\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4740 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4740 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4740 wrote to memory of 2136 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4740 wrote to memory of 4396 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 4740 wrote to memory of 4396 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 4740 wrote to memory of 4396 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe | C:\Windows\SysWOW64\gpupdate.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_f4cf00ca6e52d151fa796044e6ec4f38.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ie\RichMediaViewV1release2941.dll" /s
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
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.178.17.96.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 148.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.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 | 81.171.91.138.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\nsn731E.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release2941\ie\RichMediaViewV1release2941.dll
| MD5 | 02123778d68ae8e7227c13181f5128cb |
| SHA1 | 29b5364f1d2fc2c15c6dcb1222ccad54202e20c2 |
| SHA256 | 23c7bcb661bdfd76c37203561bcddaaca8246fb24ba8c1f573ef35ef98f2d98d |
| SHA512 | 20c31d31d8a81468a0c017011286d0e1e2e16af07bf0b5588781bb6abe4ad36644ec48787d3c972b8c028461e3144ef833aad1a4c958e72accb1040b3efe3e19 |
Analysis: behavioral4
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win10v2004-20231222-en
Max time kernel
87s
Max time network
149s
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 3020 wrote to memory of 3456 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 3456 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3020 wrote to memory of 3456 | 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 448 -p 3456 -ip 3456
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 624
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 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.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 |
Files
Analysis: behavioral7
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win7-20231215-en
Max time kernel
121s
Max time network
126s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release2941.js
Network
Files
Analysis: behavioral10
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
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\ffRichMediaViewV1release2941ffaction.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 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.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 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 177.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win7-20231215-en
Max time kernel
122s
Max time network
127s
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 1588 -s 224
Network
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win7-20231129-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release2941chaction.js
Network
Files
Analysis: behavioral8
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
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\ffRichMediaViewV1release2941.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.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 | 182.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| GB | 96.16.110.41:443 | tcp | |
| SE | 192.229.221.95:80 | tcp | |
| US | 8.8.8.8:53 | 122.10.44.20.in-addr.arpa | udp |
Files
Analysis: behavioral11
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win7-20231215-en
Max time kernel
120s
Max time network
124s
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\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\ = "RichMediaViewV1release2941" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\TypeLib\ = "{fcdaec5c-287e-47e7-ac5c-a2de0d2922d2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\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\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ = "IRichMediaViewV1release2941BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\ = "RichMediaViewV1release2941Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release2941.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{72bbe8ce-3b01-438a-b737-2be5790a5d07}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A}\TypeLib\ = "{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{FCDAEC5C-287E-47E7-AC5C-A2DE0D2922D2}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{33F03F09-900B-4A0D-A42E-39EE20858B6A} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1204 wrote to memory of 1664 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1204 wrote to memory of 1664 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1204 wrote to memory of 1664 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1204 wrote to memory of 1664 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1204 wrote to memory of 1664 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1204 wrote to memory of 1664 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 1204 wrote to memory of 1664 | 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\RichMediaViewV1release2941.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release2941.dll
Network
Files
Analysis: behavioral16
Detonation Overview
Submitted
2024-02-04 16:15
Reported
2024-02-04 16:18
Platform
win10v2004-20231222-en
Max time kernel
88s
Max time network
149s
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 3800 wrote to memory of 2788 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3800 wrote to memory of 2788 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3800 wrote to memory of 2788 | 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 2788 -ip 2788
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 624
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 185.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |