Analysis Overview
SHA256
478d406e968f5a1f656cda098cb3b4b00877ffb6bec4a89ebd7f6b03ec517c75
Threat Level: Shows suspicious behavior
The file VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Checks installed software on the system
Installs/modifies Browser Helper Object
Drops file in System32 directory
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Program crash
NSIS installer
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Modifies Internet Explorer settings
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-04 16:20
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: behavioral11
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231215-en
Max time kernel
119s
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\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\ = "RichMediaViewV1release457Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib\ = "{b686f91b-ea6a-4179-8ac3-fdd1ef7ccd36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\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\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 828 wrote to memory of 2288 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 828 wrote to memory of 2288 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 828 wrote to memory of 2288 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 828 wrote to memory of 2288 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 828 wrote to memory of 2288 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 828 wrote to memory of 2288 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 828 wrote to memory of 2288 | 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\RichMediaViewV1release457.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release457.dll
Network
Files
Analysis: behavioral15
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231129-en
Max time kernel
117s
Max time network
118s
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 760 -s 220
Network
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231215-en
Max time kernel
119s
Max time network
121s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release457chaction.js
Network
Files
Analysis: behavioral8
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231222-en
Max time kernel
92s
Max time network
150s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release457.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 208.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.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 | 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 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral10
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231215-en
Max time kernel
142s
Max time network
152s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release457ffaction.js
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.17.178.52.in-addr.arpa | udp |
Files
Analysis: behavioral13
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231215-en
Max time kernel
118s
Max time network
119s
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 1856 wrote to memory of 1948 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1856 wrote to memory of 1948 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1856 wrote to memory of 1948 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 1856 wrote to memory of 1948 | 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 | 993a45b3ff49d9bf8c56bb1344f67858 |
| SHA1 | a676eff6319511738b3ef4fd8ab4477fbed60ab3 |
| SHA256 | 1f7ff1ee812ed5ec52fde44cb5ba15ce4c78e163c07236edf09c0fd892554ef8 |
| SHA512 | d6b86eb73d616d1cb9ba3fff8671e8dd5caa572d7ca3baaeea86730ebef5fef05324bd736db213b0e0c6ccc7b0c456884d69e7848d597e1fbd8578c6d646e689 |
\Users\Admin\AppData\Local\Temp\nsi35FF.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral14
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231215-en
Max time kernel
90s
Max time network
121s
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 2656 wrote to memory of 3744 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2656 wrote to memory of 3744 | N/A | C:\Users\Admin\AppData\Local\Temp\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe |
| PID 2656 wrote to memory of 3744 | 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 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.178.17.96.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 | 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 | 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 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
| MD5 | 993a45b3ff49d9bf8c56bb1344f67858 |
| SHA1 | a676eff6319511738b3ef4fd8ab4477fbed60ab3 |
| SHA256 | 1f7ff1ee812ed5ec52fde44cb5ba15ce4c78e163c07236edf09c0fd892554ef8 |
| SHA512 | d6b86eb73d616d1cb9ba3fff8671e8dd5caa572d7ca3baaeea86730ebef5fef05324bd736db213b0e0c6ccc7b0c456884d69e7848d597e1fbd8578c6d646e689 |
C:\Users\Admin\AppData\Local\Temp\nsz6AA2.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231215-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | 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_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\default\RichMediaViewV1release457_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ch\RichMediaViewV1release457.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\default\RichMediaViewV1release457_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ie\RichMediaViewV1release457.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ch\RichMediaViewV1release457.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Approved Extensions\{a3f275c8-2d58-4edc-9720-e881900a1c8f} = 51667a6c4c1d3b1bd868e6ba6e7aba01882ca3c196405b97 | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release457\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\ = "RichMediaViewV1release457Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release457\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release457\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib\ = "{b686f91b-ea6a-4179-8ac3-fdd1ef7ccd36}" | 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_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ie\RichMediaViewV1release457.dll" /s
C:\Windows\SysWOW64\gpupdate.exe
"C:\Windows\System32\gpupdate.exe" /force
Network
Files
\Users\Admin\AppData\Local\Temp\nst1CA6.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ie\RichMediaViewV1release457.dll
| MD5 | d11cb24ddd954e37dafec06d3e8dcc29 |
| SHA1 | 1fcf4a681e85214060278e23424e4aa0cbf76133 |
| SHA256 | 62388ed1a1148b38b3199da8c363f15713c167ab7b4602c7720ddd730d893db4 |
| SHA512 | ef9fd9e511c03dbb78640e43e8c241a273f482f2c9f4facfbb1251877c4675ddb277c2b7d5ea2bc4d157709e8420635dd2e9661cd82101ce39981c629b01ea74 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231215-en
Max time kernel
153s
Max time network
162s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.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\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\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_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\GroupPolicy\gpt.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Windows\System32\GroupPolicy\Machine\Registry.pol | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Windows\System32\GroupPolicy\GPT.INI | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ch\RichMediaViewV1release457.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457ffaction.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\default | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ie\RichMediaViewV1release457.dll | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ch\RichMediaViewV1release457.crx | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\default\RichMediaViewV1release457_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome.manifest | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\install.rdf | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\ffRichMediaViewV1release457.js | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\overlay.xul | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\Thumbs.db | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File opened for modification | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ff\chrome\content\icons\default\RichMediaViewV1release457_32.png | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| File created | C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Software\Microsoft\Internet Explorer\Approved Extensions | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Approved Extensions\{a3f275c8-2d58-4edc-9720-e881900a1c8f} = 51667a6c4c1d3b1bd868e0bd6c7fba028d23aac1944a5c9b | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\ = "RichMediaViewV1release457Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "Rich Media View" | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release457\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release457\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib\ = "{b686f91b-ea6a-4179-8ac3-fdd1ef7ccd36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\HELPDIR\ = "C:\\Program Files (x86)\\RichMediaViewV1\\RichMediaViewV1release457\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3932 wrote to memory of 1128 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3932 wrote to memory of 1128 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3932 wrote to memory of 1128 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 3932 wrote to memory of 1916 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 3932 wrote to memory of 1916 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | C:\Windows\SysWOW64\gpupdate.exe |
| PID 3932 wrote to memory of 1916 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe | C:\Windows\SysWOW64\gpupdate.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_e7de1b49efca6226d4c1a727b8fb5dc0.exe"
C:\Windows\SysWOW64\regsvr32.exe
regsvr32 "C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ie\RichMediaViewV1release457.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 | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.238.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.112.168.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nspF82C.tmp\aminsis.dll
| MD5 | 450753ad96785a240a39deccab3af0d0 |
| SHA1 | 21c544064d2ffa6444508268ce258a330d459fc5 |
| SHA256 | 1c371dcc6c3428ea98fb0d2dcb612b4ebc731f3ed72e683c8e33058cd2a952d3 |
| SHA512 | c41b834f4228b7668316095569c836b4e0d55c5fbf310c65b0e0453ef0e74a3ce8f9357cea90b80f6590f85dd7708eeb4eec27518811ea4aab20c0e7f5643dab |
C:\Program Files (x86)\RichMediaViewV1\RichMediaViewV1release457\ie\RichMediaViewV1release457.dll
| MD5 | d11cb24ddd954e37dafec06d3e8dcc29 |
| SHA1 | 1fcf4a681e85214060278e23424e4aa0cbf76133 |
| SHA256 | 62388ed1a1148b38b3199da8c363f15713c167ab7b4602c7720ddd730d893db4 |
| SHA512 | ef9fd9e511c03dbb78640e43e8c241a273f482f2c9f4facfbb1251877c4675ddb277c2b7d5ea2bc4d157709e8420635dd2e9661cd82101ce39981c629b01ea74 |
Analysis: behavioral16
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231222-en
Max time kernel
93s
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
| Description | Indicator | Process | Target |
| PID 2420 wrote to memory of 4696 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2420 wrote to memory of 4696 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2420 wrote to memory of 4696 | 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 432 -p 4696 -ip 4696
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 624
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231215-en
Max time kernel
91s
Max time network
162s
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 1144 wrote to memory of 220 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1144 wrote to memory of 220 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1144 wrote to memory of 220 | 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 184 -p 220 -ip 220
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 624
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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
Files
Analysis: behavioral9
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231215-en
Max time kernel
120s
Max time network
126s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release457ffaction.js
Network
Files
Analysis: behavioral12
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231215-en
Max time kernel
136s
Max time network
162s
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\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\NoExplorer = "1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib\ = "{b686f91b-ea6a-4179-8ac3-fdd1ef7ccd36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\ = "RichMediaViewV1release457Lib" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie\\RichMediaViewV1release457.dll" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\TypeLib | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Version\ = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\Version = "1.1" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\ = "RichMediaViewV1release457" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32\ThreadingModel = "Apartment" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0\win32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\HELPDIR | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\ = "IRichMediaViewV1release457BHO" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\Programmable | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89}\TypeLib\ = "{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9DB5BB10-DE6A-4B78-886D-C686E9998D89} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f}\InprocServer32 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\0 | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ie" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{a3f275c8-2d58-4edc-9720-e881900a1c8f} | C:\Windows\SysWOW64\regsvr32.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{B686F91B-EA6A-4179-8AC3-FDD1EF7CCD36}\1.1\FLAGS\ = "0" | C:\Windows\SysWOW64\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4620 wrote to memory of 1544 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4620 wrote to memory of 1544 | N/A | C:\Windows\system32\regsvr32.exe | C:\Windows\SysWOW64\regsvr32.exe |
| PID 4620 wrote to memory of 1544 | 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\RichMediaViewV1release457.dll
C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\ie\RichMediaViewV1release457.dll
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.16.208.104.in-addr.arpa | udp |
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231129-en
Max time kernel
119s
Max time network
121s
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 1920 -s 220
Network
Files
Analysis: behavioral6
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win10v2004-20231222-en
Max time kernel
90s
Max time network
150s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ffRichMediaViewV1release457chaction.js
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 193.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 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 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral7
Detonation Overview
Submitted
2024-02-04 16:20
Reported
2024-02-04 16:23
Platform
win7-20231215-en
Max time kernel
119s
Max time network
123s
Command Line
Signatures
Processes
C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ff\chrome\content\ffRichMediaViewV1release457.js