Analysis Overview
SHA256
893b07a3803d12a3f68b7ba487ec3c89b832604880b08374b543913c68e181d3
Threat Level: Likely malicious
The file Bypass.exe was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Themida packer
Executes dropped EXE
Checks BIOS information in registry
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in System32 directory
Launches sc.exe
Program crash
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-17 09:41
Signatures
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-17 09:41
Reported
2024-06-17 09:44
Platform
win7-20240221-en
Max time kernel
122s
Max time network
124s
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\Bypass.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\Bypass.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Themida packer
| 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 |
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\Bypass.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\PsSuspend.exe | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\Bypass.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Bypass.exe
"C:\Users\Admin\AppData\Local\Temp\Bypass.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c sc queryex BrokerInfrastructure | findstr PID
C:\Windows\SysWOW64\sc.exe
sc queryex BrokerInfrastructure
C:\Windows\SysWOW64\findstr.exe
findstr PID
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 588
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
Network
Files
memory/2936-1-0x0000000075391000-0x0000000075392000-memory.dmp
memory/2936-0-0x00000000009F0000-0x00000000012B2000-memory.dmp
memory/2936-8-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-15-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-21-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-25-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-24-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-23-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-22-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-20-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-19-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-18-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-17-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-16-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-14-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-13-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-12-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-11-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-10-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-9-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-7-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-6-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-5-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-4-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-3-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-2-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-29-0x00000000009F0000-0x00000000012B2000-memory.dmp
memory/2936-30-0x00000000009F0000-0x00000000012B2000-memory.dmp
memory/2936-33-0x00000000009F0000-0x00000000012B2000-memory.dmp
memory/2936-34-0x0000000075380000-0x0000000075490000-memory.dmp
memory/2936-35-0x0000000075391000-0x0000000075392000-memory.dmp
memory/2936-39-0x00000000009F0000-0x00000000012B2000-memory.dmp
memory/2936-38-0x0000000075380000-0x0000000075490000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-17 09:41
Reported
2024-06-17 09:44
Platform
win10v2004-20240611-en
Max time kernel
146s
Max time network
121s
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\Bypass.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\Bypass.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PsSuspend.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\PsSuspend.exe | N/A |
Themida packer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\Bypass.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\PsSuspend.exe | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Bypass.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Bypass.exe
"C:\Users\Admin\AppData\Local\Temp\Bypass.exe"
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c sc queryex BrokerInfrastructure | findstr PID
C:\Windows\SysWOW64\sc.exe
sc queryex BrokerInfrastructure
C:\Windows\SysWOW64\findstr.exe
findstr PID
C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /c sc queryex LSM | findstr PID
C:\Windows\SysWOW64\sc.exe
sc queryex LSM
C:\Windows\SysWOW64\findstr.exe
findstr PID
C:\Windows\SysWOW64\PsSuspend.exe
"PsSuspend.exe" 808
C:\Windows\SysWOW64\PsSuspend.exe
"PsSuspend.exe" 956
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 81.14.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.14.97.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/4212-0-0x00000000004E0000-0x0000000000DA2000-memory.dmp
memory/4212-1-0x0000000077840000-0x0000000077841000-memory.dmp
memory/4212-7-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-6-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-5-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-4-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-3-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-2-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-8-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-11-0x00000000004E0000-0x0000000000DA2000-memory.dmp
memory/4212-12-0x00000000004E0000-0x0000000000DA2000-memory.dmp
memory/4212-15-0x00000000004E0000-0x0000000000DA2000-memory.dmp
memory/4212-16-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-17-0x0000000077840000-0x0000000077841000-memory.dmp
memory/4212-18-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-19-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-21-0x0000000077820000-0x0000000077910000-memory.dmp
memory/4212-22-0x0000000077820000-0x0000000077910000-memory.dmp
C:\Windows\SysWOW64\PsSuspend.exe
| MD5 | 1b9f1a75593dfc670fa7c54659ab5796 |
| SHA1 | c9f0c40e012f8cfe20b1e5cd6a9a7b078e89a00b |
| SHA256 | 95a922e178075fb771066db4ab1bd70c7016f794709d514ab1c7f11500f016cd |
| SHA512 | ab7b26ce5487af2a337cabfa16908ddf72bf1f6942675760e7decee874dd0f72fd47aa42bc442fe11f71fab03106c75db0234199974c7de84d1ed3f12a9b4788 |