Analysis Overview
SHA256
9f96d97edff3af34cd773d18394b6364b5819b9ee7994655d7f794d1359eb1d1
Threat Level: Likely malicious
The file cafde25d25d9022bb511df2703b224e4 was found to be: Likely malicious.
Malicious Activity Summary
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Themida packer
Checks BIOS information in registry
Obfuscated with Agile.Net obfuscator
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-15 08:52
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
2024-03-15 08:52
Reported
2024-03-15 08:55
Platform
win7-20240221-en
Max time kernel
141s
Max time network
118s
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\cafde25d25d9022bb511df2703b224e4.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\cafde25d25d9022bb511df2703b224e4.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | N/A |
Obfuscated with Agile.Net obfuscator
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\cafde25d25d9022bb511df2703b224e4.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1996 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1996 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1996 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 1996 wrote to memory of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe
"C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 568
Network
Files
memory/1996-0-0x0000000000FE0000-0x00000000017AE000-memory.dmp
memory/1996-5-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-9-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-10-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-7-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-11-0x0000000076980000-0x00000000769C7000-memory.dmp
memory/1996-12-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-13-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-14-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-15-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-16-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-17-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-18-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-19-0x0000000076980000-0x00000000769C7000-memory.dmp
memory/1996-20-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-21-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-22-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-23-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-24-0x0000000077590000-0x0000000077592000-memory.dmp
memory/1996-25-0x0000000000FE0000-0x00000000017AE000-memory.dmp
memory/1996-26-0x00000000745A0000-0x0000000074C8E000-memory.dmp
memory/1996-27-0x0000000000FE0000-0x00000000017AE000-memory.dmp
memory/1996-30-0x0000000000FE0000-0x00000000017AE000-memory.dmp
memory/1996-31-0x0000000076980000-0x00000000769C7000-memory.dmp
memory/1996-32-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-33-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-34-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-35-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-36-0x0000000076EE0000-0x0000000076FF0000-memory.dmp
memory/1996-37-0x00000000745A0000-0x0000000074C8E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-15 08:52
Reported
2024-03-15 08:55
Platform
win10v2004-20240226-en
Max time kernel
143s
Max time network
148s
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\cafde25d25d9022bb511df2703b224e4.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\cafde25d25d9022bb511df2703b224e4.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | N/A |
Obfuscated with Agile.Net obfuscator
| 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 |
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\cafde25d25d9022bb511df2703b224e4.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe
"C:\Users\Admin\AppData\Local\Temp\cafde25d25d9022bb511df2703b224e4.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4720 -ip 4720
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 868
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3920 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 142.250.187.202:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 202.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.173.189.20.in-addr.arpa | udp |
Files
memory/4720-0-0x0000000000750000-0x0000000000F1E000-memory.dmp
memory/4720-1-0x0000000076450000-0x0000000076540000-memory.dmp
memory/4720-2-0x0000000076450000-0x0000000076540000-memory.dmp
memory/4720-3-0x0000000076450000-0x0000000076540000-memory.dmp
memory/4720-4-0x0000000076450000-0x0000000076540000-memory.dmp
memory/4720-5-0x0000000076450000-0x0000000076540000-memory.dmp
memory/4720-6-0x0000000077CF4000-0x0000000077CF6000-memory.dmp
memory/4720-12-0x0000000000750000-0x0000000000F1E000-memory.dmp
memory/4720-13-0x0000000000750000-0x0000000000F1E000-memory.dmp
memory/4720-15-0x0000000076450000-0x0000000076540000-memory.dmp
memory/4720-16-0x0000000000750000-0x0000000000F1E000-memory.dmp