Analysis Overview
SHA256
fbbc00b62830a07bf3b575daf8e1d041807c94b85bdc62fcab0a7ac6caf31314
Threat Level: Likely malicious
The file Mx Woofer.rar was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stops running service(s)
Checks BIOS information in registry
Writes to the Master Boot Record (MBR)
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Launches sc.exe
Unsigned PE
Kills process with taskkill
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Delays execution with timeout.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 20:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 20:55
Reported
2024-11-13 20:58
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
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\MXWoofer.exe | N/A |
Stops running service(s)
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe | N/A |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\sc.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Kills process with taskkill
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskkill.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskkill.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe
"C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c taskkill /f /im HTTPDebuggerUI.exe >nul 2>&1
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
C:\Windows\system32\taskkill.exe
taskkill /f /im HTTPDebuggerUI.exe
C:\Windows\system32\certutil.exe
certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\MXWoofer.exe" MD5
C:\Windows\system32\find.exe
find /i /v "md5"
C:\Windows\system32\find.exe
find /i /v "certutil"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c taskkill /f /im HTTPDebuggerSvc.exe >nul 2>&1
C:\Windows\system32\taskkill.exe
taskkill /f /im HTTPDebuggerSvc.exe
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c sc stop HTTPDebuggerPro >nul 2>&1
C:\Windows\system32\sc.exe
sc stop HTTPDebuggerPro
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq cheatengine*" /IM * /F /T >nul 2>&1
C:\Windows\system32\taskkill.exe
taskkill /FI "IMAGENAME eq cheatengine*" /IM * /F /T
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T >nul 2>&1
C:\Windows\system32\taskkill.exe
taskkill /FI "IMAGENAME eq httpdebugger*" /IM * /F /T
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c taskkill /FI "IMAGENAME eq processhacker*" /IM * /F /T >nul 2>&1
C:\Windows\system32\taskkill.exe
taskkill /FI "IMAGENAME eq processhacker*" /IM * /F /T
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c start cmd /C "color b && title Error && echo SSL connect error && timeout /t 5"
C:\Windows\system32\cmd.exe
cmd /C "color b && title Error && echo SSL connect error && timeout /t 5"
C:\Windows\system32\timeout.exe
timeout /t 5
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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | keyauth.win | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 104.26.1.5:443 | keyauth.win | tcp |
| N/A | 127.0.0.1:3000 | tcp | |
| N/A | 127.0.0.1:64513 | tcp | |
| N/A | 127.0.0.1:64515 | tcp | |
| US | 8.8.8.8:53 | 5.1.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/4992-0-0x00007FF79E6C0000-0x00007FF79EED6000-memory.dmp
memory/4992-1-0x00007FFA9F4B0000-0x00007FFA9F4B2000-memory.dmp
memory/4992-3-0x00007FF79E6C0000-0x00007FF79EED6000-memory.dmp
memory/4992-5-0x00007FF79E6C0000-0x00007FF79EED6000-memory.dmp