Analysis Overview
SHA256
25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579
Threat Level: Known bad
The file 25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579 was found to be: Known bad.
Malicious Activity Summary
Windows security bypass
Sality
UAC bypass
Modifies firewall policy service
UPX packed file
Windows security modification
Checks whether UAC is enabled
Drops file in Windows directory
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-19 23:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-19 23:45
Reported
2024-02-19 23:48
Platform
win7-20231215-en
Max time kernel
120s
Max time network
125s
Command Line
Signatures
Sality
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe
"C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe"
Network
Files
memory/1380-0-0x0000000000400000-0x00000000004FD000-memory.dmp
memory/1380-1-0x0000000001DB0000-0x0000000002E6A000-memory.dmp
memory/1380-2-0x0000000000400000-0x00000000004FD000-memory.dmp
memory/1380-3-0x0000000001DB0000-0x0000000002E6A000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-19 23:45
Reported
2024-02-19 23:48
Platform
win10v2004-20231222-en
Max time kernel
87s
Max time network
148s
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\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
Sality
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| 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 |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\e5755c1 | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| File opened for modification | C:\Windows\SYSTEM.INI | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe | N/A |
Processes
C:\Windows\system32\dwm.exe
"dwm.exe"
C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe
"C:\Users\Admin\AppData\Local\Temp\25c4e7a31839af839ba71b3b2de3b381c0668d08a8fafaf7c8525f9e76f8a579.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/4636-0-0x0000000000400000-0x00000000004FD000-memory.dmp
memory/4636-1-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-3-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-4-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-6-0x0000000003940000-0x0000000003942000-memory.dmp
memory/4636-5-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-7-0x0000000003950000-0x0000000003951000-memory.dmp
memory/4636-9-0x0000000003940000-0x0000000003942000-memory.dmp
memory/4636-10-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-16-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-17-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-18-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-19-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-20-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-23-0x0000000002400000-0x00000000034BA000-memory.dmp
memory/4636-29-0x0000000003940000-0x0000000003942000-memory.dmp
memory/4636-35-0x0000000000400000-0x00000000004FD000-memory.dmp