Analysis Overview
SHA256
ee9d2a46657122a4a3d1e709890c97fb173c3065e3a0eb38e1e29d75498d8c40
Threat Level: Known bad
The file dcfb8735a653bb9f55dc96448ff8aa43 was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
Modifies firewall policy service
Windows security modification
Installs/modifies Browser Helper Object
Unsigned PE
Modifies Internet Explorer settings
Modifies Internet Explorer start page
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Modifies Internet Explorer Protected Mode
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-25 02:09
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-25 02:09
Reported
2024-03-25 02:12
Platform
win7-20240221-en
Max time kernel
141s
Max time network
122s
Command Line
Signatures
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3} | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF} | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E} | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Modifies Internet Explorer Protected Mode
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Default_Search_URL = "http://www.google.com/ie" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Search Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Search Bar = "http://www.google.com/ie" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Search Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Modifies Internet Explorer start page
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\Start Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe
"C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | do-power-scan.com | udp |
| US | 8.8.8.8:53 | do-step-scan.com | udp |
| US | 8.8.8.8:53 | do-monster-progress.com | udp |
| US | 8.8.8.8:53 | domonster-progress.com | udp |
| US | 8.8.8.8:53 | dopower-scan.com | udp |
| US | 8.8.8.8:53 | dostep-scan.com | udp |
| US | 8.8.8.8:53 | do-monsterscan.com | udp |
| US | 8.8.8.8:53 | do-powerscan.com | udp |
| US | 8.8.8.8:53 | do-stepscan.com | udp |
| US | 8.8.8.8:53 | doscan-progress.com | udp |
| US | 8.8.8.8:53 | do-fixed-progress.com | udp |
| US | 8.8.8.8:53 | domanaged-scan.com | udp |
| US | 8.8.8.8:53 | do-managedscan.com | udp |
| US | 8.8.8.8:53 | domake-progress.com | udp |
Files
memory/1192-0-0x0000000000400000-0x000000000040D000-memory.dmp
memory/1192-1-0x0000000000400000-0x000000000040D000-memory.dmp
memory/1192-2-0x00000000001B0000-0x00000000001B2000-memory.dmp
memory/1192-3-0x0000000000400000-0x000000000040D000-memory.dmp
memory/1192-4-0x0000000000400000-0x000000000040D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-25 02:09
Reported
2024-03-25 02:12
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
160s
Command Line
Signatures
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Installs/modifies Browser Helper Object
| Description | Indicator | Process | Target |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C} | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Key deleted | \REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA} | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Modifies Internet Explorer Protected Mode
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\2500 = "3" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Default_Search_URL = "http://www.google.com/ie" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Search Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Search Bar = "http://www.google.com/ie" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Search Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Modifies Internet Explorer start page
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\Start Page = "http://www.google.com" | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe
"C:\Users\Admin\AppData\Local\Temp\dcfb8735a653bb9f55dc96448ff8aa43.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | do-power-scan.com | udp |
| US | 8.8.8.8:53 | do-step-scan.com | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | do-monster-progress.com | udp |
| US | 8.8.8.8:53 | domonster-progress.com | udp |
| US | 8.8.8.8:53 | dopower-scan.com | udp |
| US | 8.8.8.8:53 | dostep-scan.com | udp |
| US | 8.8.8.8:53 | do-monsterscan.com | udp |
| US | 8.8.8.8:53 | do-powerscan.com | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | do-stepscan.com | udp |
| US | 8.8.8.8:53 | doscan-progress.com | udp |
| US | 8.8.8.8:53 | do-fixed-progress.com | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | domanaged-scan.com | udp |
| US | 8.8.8.8:53 | do-managedscan.com | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | domake-progress.com | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 185.13.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 178.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 178.223.142.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 90.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.173.189.20.in-addr.arpa | udp |
Files
memory/4232-0-0x0000000000400000-0x000000000040D000-memory.dmp
memory/4232-1-0x0000000000400000-0x000000000040D000-memory.dmp
memory/4232-2-0x00000000006B0000-0x00000000006B2000-memory.dmp
memory/4232-3-0x0000000000400000-0x000000000040D000-memory.dmp
memory/4232-4-0x0000000000400000-0x000000000040D000-memory.dmp