11fb76a096e745932a0f91b28aa2a2d4539ba51903883fbcd3a4e277130fdb4f

General

Target
file.exe
Size 4.2MB
Sample241129-fsjvbssqdp
SHA256 11fb76a096e745932a0f91b28aa2a2d4539ba51903883fbcd3a4e277130fdb4f
MD5 1fa09837a9c73b1753421e89c6ecb108
SHA1 8834c37a4eb18f9f9678d1b0894e39c3819ae254
SHA512 761439520d8e948a05c7e8cc6bfa3c85151faa6bdd655fcc89bbf434dcfd4de4d0445cca3a8cdbab178322f27fe2407be120c4aedb74b230a89c60bc25f4a00c
SSDEEP 98304:GkvzLNbA6JcVfKpi5ieJVc5M8lmVbNfJzj10RkB8e+TFQxk:z5A6iVSU5ieU5XoVbt9x0RI
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

discovery evasion

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	file.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	file.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine	file.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
688	file.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

System Language Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs