Analysis Overview
SHA256
fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c
Threat Level: Known bad
The file fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c was found to be: Known bad.
Malicious Activity Summary
Modifies Windows Defender Real-time Protection settings
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks BIOS information in registry
Identifies Wine through registry keys
Windows security modification
Suspicious use of NtSetInformationThreadHideFromDebugger
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-17 08:46
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-17 08:46
Reported
2024-11-17 08:49
Platform
win7-20240903-en
Max time kernel
122s
Max time network
124s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe
"C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe"
Network
Files
memory/2456-0-0x0000000000280000-0x0000000000532000-memory.dmp
memory/2456-1-0x0000000000280000-0x0000000000532000-memory.dmp
memory/2456-2-0x0000000000280000-0x0000000000532000-memory.dmp
memory/2456-5-0x0000000000280000-0x0000000000532000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-17 08:46
Reported
2024-11-17 08:49
Platform
win10v2004-20241007-en
Max time kernel
94s
Max time network
95s
Command Line
Signatures
Modifies Windows Defender Real-time Protection settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Identifies VirtualBox via ACPI registry values (likely anti-VM)
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe
"C:\Users\Admin\AppData\Local\Temp\fbbf5cf28f455b18f8f614faf64118d20d38468409a08644db78d7bed16bcd9c.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/4908-0-0x0000000000280000-0x0000000000532000-memory.dmp
memory/4908-1-0x0000000000280000-0x0000000000532000-memory.dmp
memory/4908-2-0x0000000000280000-0x0000000000532000-memory.dmp
memory/4908-4-0x0000000000280000-0x0000000000532000-memory.dmp
memory/4908-7-0x0000000000280000-0x0000000000532000-memory.dmp