Analysis Overview
SHA256
7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4
Threat Level: Known bad
The file 7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4 was found to be: Known bad.
Malicious Activity Summary
Banload
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Checks BIOS information in registry
Unsigned PE
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-02 22:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-02 22:55
Reported
2024-04-02 22:58
Platform
win7-20240221-en
Max time kernel
120s
Max time network
124s
Command Line
Signatures
Banload
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\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.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\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A} | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\ = "%CommonProgramFiles(x86)%\\Microsoft Shared\\DAO\\dao360.dll" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\Assembly = "dao, Version=10.0.4504.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\RuntimeVersion = "v1.0.3705" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\ThreadingModel = "Apartment" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\ProgID\ = "DAO.Field.36" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\ = "DAO.Field.36" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\Class = "dao.FieldClass" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\ProgID | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe
"C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe"
C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe
"C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe"
Network
Files
memory/1740-0-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/2136-2-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/2136-1-0x0000000003970000-0x0000000003B7C000-memory.dmp
memory/1740-5-0x0000000002B10000-0x000000000356F000-memory.dmp
memory/2136-9-0x0000000003970000-0x0000000003B7C000-memory.dmp
memory/1740-12-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/2136-13-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/2136-14-0x0000000003970000-0x0000000003B7C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-02 22:55
Reported
2024-04-02 22:58
Platform
win10v2004-20240226-en
Max time kernel
142s
Max time network
157s
Command Line
Signatures
Banload
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\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.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\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\ = "DfMarshal" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32 | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A}\InprocServer32\ = "coml2.dll" | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B158CAC9-568C-6DE8-CA16-0D06B339EA0A} | C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe
"C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe"
C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.exe
"C:\Users\Admin\AppData\Local\Temp\7c620843361c577c94297f4a16eba109328dd8880b776b6764baeb2d898865a4.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=1408 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 78.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| GB | 142.250.187.202:443 | tcp | |
| US | 8.8.8.8:53 | 98.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.173.189.20.in-addr.arpa | udp |
Files
memory/4720-0-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/960-3-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/960-4-0x0000000005190000-0x000000000539C000-memory.dmp
memory/960-10-0x0000000005190000-0x000000000539C000-memory.dmp
memory/4720-13-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/960-14-0x0000000000400000-0x0000000000E5F000-memory.dmp
memory/960-15-0x0000000005190000-0x000000000539C000-memory.dmp