Analysis Overview
SHA256
ba5cb0b913f453b3db0e8dbbb33d7393bc5ac51bd213c3e5834118f512f68f60
Threat Level: Likely malicious
The file client.exe 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
Checks whether UAC is enabled
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of NtCreateThreadExHideFromDebugger
Unsigned PE
Suspicious use of SetWindowsHookEx
cURL User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-09 22:58
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
2024-06-09 22:58
Reported
2024-06-09 23:09
Platform
win7-20240215-en
Max time kernel
118s
Max time network
120s
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\client.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\client.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\client.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 |
| 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\client.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\client.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\client.exe
"C:\Users\Admin\AppData\Local\Temp\client.exe"
Network
Files
memory/2896-0-0x000000013F6A0000-0x00000001400EE000-memory.dmp
memory/2896-1-0x0000000077B60000-0x0000000077B62000-memory.dmp
memory/2896-2-0x000000013F6A0000-0x00000001400EE000-memory.dmp
memory/2896-3-0x000000013F6A0000-0x00000001400EE000-memory.dmp
memory/2896-5-0x000000013F6A0000-0x00000001400EE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-09 22:58
Reported
2024-06-09 23:09
Platform
win10v2004-20240226-en
Max time kernel
152s
Max time network
159s
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\client.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\client.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\client.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 |
| 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 |
| 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 |
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\client.exe | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\client.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\client.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\client.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\client.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\client.exe | N/A |
cURL User-Agent
| Description | Indicator | Process | Target |
| HTTP User-Agent header | curl/8.4.0 | N/A | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\client.exe
"C:\Users\Admin\AppData\Local\Temp\client.exe"
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=4140 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| DE | 141.95.84.21:3522 | 141.95.84.21 | tcp |
| US | 8.8.8.8:53 | 21.84.95.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.234.34.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.80.50.20.in-addr.arpa | udp |
Files
memory/2332-0-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-1-0x00007FFEF6110000-0x00007FFEF6112000-memory.dmp
memory/2332-2-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-3-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-4-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-5-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-6-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-7-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-8-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-9-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-10-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-11-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-12-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-13-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-14-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-15-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-16-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-17-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp
memory/2332-18-0x00007FF72B3E0000-0x00007FF72BE2E000-memory.dmp