Analysis Overview
SHA256
0f1f6c68c64cbfa3fb88e710df3ccfa29dbff60dba4cff4ad6ebe45ada76733d
Threat Level: Shows suspicious behavior
The file VirusShare_6562d6e281850ba1684490ac9555280e was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Checks computer location settings
Reads user/profile data of web browsers
Loads dropped DLL
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
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies registry class
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-04 16:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.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\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\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_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ch\RichMediaViewV1release663.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ch\RichMediaViewV1release663.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default\RichMediaViewV1release663_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default\RichMediaViewV1release663_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} = 51667a6c4c1d3b1bdd7bce8363f69d08bbc250c3eb3a179a | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib\ = "{0ae1b0d8-0086-46f6-bb18-975cdc8558d3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\ = "RichMediaViewV1release663Lib" | 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_6562d6e281850ba1684490ac9555280e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll" /s
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
Files
C:\Users\Admin\AppData\Local\Temp\nst87E6.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll
| MD5 | 5ba84d8f7b5f9130650fe1a1eb96d9b4 |
| SHA1 | 279139e03e6acd4d790d1048880ef3641a2f55b4 |
| SHA256 | 7d2cc860259c82b78e8c32469577a3c20a32773372e5d60c2fe775edd701f87a |
| SHA512 | c64d45a66e1464e83e864e596471c3652abf824c0b1707fa2ac0b18e8afa9110f1ea7468c1df0180c8626fe97a251e9ef3cdefada8dd7f9cdc7a5fd5e4ba7824 |
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
118s
Max time network
122s
Command Line
Signatures
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 2376 -s 224
Network
Files
Analysis: behavioral7
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release663.js
Network
Files
Analysis: behavioral9
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
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\ff\chrome\content\ffRichMediaViewV1release663ffaction.js
Network
Files
Analysis: behavioral16
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
141s
Max time network
156s
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 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1160 wrote to memory of 2012 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1160 wrote to memory of 2012 | 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 404 -p 2012 -ip 2012
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 624
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.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 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral13
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
117s
Max time network
120s
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 1916 wrote to memory of 2812 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1916 wrote to memory of 2812 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1916 wrote to memory of 2812 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1916 wrote to memory of 2812 | 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 | 500944508b93944c309eb5d0e6402270 |
| SHA1 | 1ac655b33ebb16e650aefa9178ac1502d4c51b0b |
| SHA256 | 9820f4a5bc14e8359ef67b537e573015fada262501b6d7169d75c26b1b468ad8 |
| SHA512 | 8d337b97f5998019f0f8cff733e98d52510eff2f24d8323063eb07468bbb5fa0803b329b00d72b72ce8c476f11d51d1fd19364aabb1847b06ae3ac0fcf80f873 |
\Users\Admin\AppData\Local\Temp\nsj7DE8.tmp\aminsis.dll
| MD5 | 226b97cd4b37b2b9d37a5ea8ebd7b468 |
| SHA1 | e274e2aa5a8b6eea160d30a487bef91918c8963c |
| SHA256 | 7c581ecee63acd6ea54a47fbebbf2af76c277504a0033f53f6086f35b7709768 |
| SHA512 | 495b6449ccb7a358d829da6681f86f03153c86e8d3a42421f9056127dc8871b8e45943cd0f13c0e98abfd76e2e8b6e9098c0861c1e4ab7204a010875bcf1cd79 |
C:\Users\Admin\AppData\Local\Temp\nsj7DE8.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231222-en
Max time kernel
121s
Max time network
124s
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_6562d6e281850ba1684490ac9555280e.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | 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_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ch\RichMediaViewV1release663.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\ffRichMediaViewV1release663ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default\RichMediaViewV1release663_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome\content\icons\default\RichMediaViewV1release663_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ch\RichMediaViewV1release663.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.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_6562d6e281850ba1684490ac9555280e.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} = 51667a6c4c1d3b1bdd7bce8268f3990fb7c359c3e33a1295 | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\ = "RichMediaViewV1release663Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release663\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib\ = "{0ae1b0d8-0086-46f6-bb18-975cdc8558d3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3596 wrote to memory of 4820 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3596 wrote to memory of 4820 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3596 wrote to memory of 4820 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3596 wrote to memory of 1088 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 3596 wrote to memory of 1088 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 3596 wrote to memory of 1088 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe | C:\Windows\SysWOW64\gpupdate.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_6562d6e281850ba1684490ac9555280e.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll" /s
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 181.178.17.96.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsu4641.tmp\aminsis.dll
| MD5 | 5dbb58005b9a631c00282a7271f4192f |
| SHA1 | 1ab3029a827aa260ebebd69c2454d94215995dc6 |
| SHA256 | 83a5e35ca2634904828dc92a995bb215f8712a2cf9b1f402acf79a1bdea27a1e |
| SHA512 | a59e47a481faef2875e961af092b8c7e60af303bc8ed888070c4ff9cb0f29fc0a38cdafadc6fb40029fd217fdd0a6f1a9802a759d33b1a271244e06d6b8b65f1 |
C:\Users\Admin\AppData\Local\Temp\nsu4641.tmp\aminsis.dll
| MD5 | 0d7c6868c06355e67421969b519b341f |
| SHA1 | eeb35622b7d119ec4dcc422ff4a2434e32c65a86 |
| SHA256 | 20eb95563982fd9cb5d743c6ccb4a7d235510887e1902f3df0052d26027d0319 |
| SHA512 | 6c3f949a4baffa52c1b71af3b29498d3214a894ec18a61a32572c5136745d6c4402fe67c6cebc5c300f6db1dad4b79b4b2402f44c0ec4d845b2bcdcfaa0f81f6 |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release663\ie\RichMediaViewV1release663.dll
| MD5 | 5ba84d8f7b5f9130650fe1a1eb96d9b4 |
| SHA1 | 279139e03e6acd4d790d1048880ef3641a2f55b4 |
| SHA256 | 7d2cc860259c82b78e8c32469577a3c20a32773372e5d60c2fe775edd701f87a |
| SHA512 | c64d45a66e1464e83e864e596471c3652abf824c0b1707fa2ac0b18e8afa9110f1ea7468c1df0180c8626fe97a251e9ef3cdefada8dd7f9cdc7a5fd5e4ba7824 |
Analysis: behavioral5
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231129-en
Max time kernel
117s
Max time network
124s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release663chaction.js
Network
Files
Analysis: behavioral6
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231222-en
Max time kernel
87s
Max time network
149s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release663chaction.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.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 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
Files
Analysis: behavioral11
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
118s
Max time network
119s
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\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib\ = "{0ae1b0d8-0086-46f6-bb18-975cdc8558d3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\ = "RichMediaViewV1release663Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\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\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2028 wrote to memory of 2540 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2028 wrote to memory of 2540 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2028 wrote to memory of 2540 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2028 wrote to memory of 2540 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2028 wrote to memory of 2540 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2028 wrote to memory of 2540 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 2028 wrote to memory of 2540 | 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\RichMediaViewV1release663.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release663.dll
Network
Files
Analysis: behavioral14
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
152s
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 2388 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2388 wrote to memory of 4648 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2388 wrote to memory of 4648 | 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 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.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 | 28.118.140.52.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.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 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 168.117.168.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 500944508b93944c309eb5d0e6402270 |
| SHA1 | 1ac655b33ebb16e650aefa9178ac1502d4c51b0b |
| SHA256 | 9820f4a5bc14e8359ef67b537e573015fada262501b6d7169d75c26b1b468ad8 |
| SHA512 | 8d337b97f5998019f0f8cff733e98d52510eff2f24d8323063eb07468bbb5fa0803b329b00d72b72ce8c476f11d51d1fd19364aabb1847b06ae3ac0fcf80f873 |
C:\Users\Admin\AppData\Local\Temp\nst8FFC.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral15
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win7-20231215-en
Max time kernel
122s
Max time network
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 1720 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231222-en
Max time kernel
120s
Max time network
153s
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 1516 wrote to memory of 2620 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1516 wrote to memory of 2620 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1516 wrote to memory of 2620 | 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 2620 -ip 2620
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2620 -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 | 240.221.184.93.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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
Files
Analysis: behavioral8
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231215-en
Max time kernel
137s
Max time network
144s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release663.js
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.189.79.40.in-addr.arpa | udp |
Files
Analysis: behavioral10
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231222-en
Max time kernel
119s
Max time network
127s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release663ffaction.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 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 199.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral12
Detonation Overview
Submitted
2024-02-04 16:23
Reported
2024-02-04 16:26
Platform
win10v2004-20231222-en
Max time kernel
144s
Max time network
149s
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\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\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\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\ = "RichMediaViewV1release663Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\ = "RichMediaViewV1release663" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ = "IRichMediaViewV1release663BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\TypeLib\ = "{0ae1b0d8-0086-46f6-bb18-975cdc8558d3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib\ = "{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release663.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{9bd466cd-a55c-43f7-a2ca-1283e27a5480}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{0AE1B0D8-0086-46F6-BB18-975CDC8558D3}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{BDC2BE37-838E-45DB-A5E7-75B470D0F4D7}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4000 wrote to memory of 860 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4000 wrote to memory of 860 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4000 wrote to memory of 860 | 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\RichMediaViewV1release663.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release663.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.181.190.20.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 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 179.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 199.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.173.189.20.in-addr.arpa | udp |