Analysis
- user interaction
yes - max time kernel
148s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
15/04/2026, 14:30
Behavioral task
behavioral1
Sample
modest-menu.exe
Resource
win10v2004-20260130-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
modest-menu.exe
Resource
win11-20260130-en
6 signatures
150 seconds
General
- Target modest-menu.exe
- Size 16.6MB
- Sample260415-rt82dshs9k
- SHA256 46e9fc89c3dac162635794c54300f77b661a870562aec4fdf2ea56a0c86f42c6
- MD5 8734cb11cf7a85b52ad4febf9e7599e9
- SHA1 305c6a73d8e8690f84a1c3da01f64cf745b15af0
- SHA512 c8205874bced0c4f4de1870ac928d8138d5051307b69dab1edca539b3574ded7b267eb70bfecc50656b41a8abb6f8306fbca64f0d350832fa8ea7b47aedf25a4
- SSDEEP 393216:tZovfvKZMsGirYu+ckzfiRCPCaYn+d26v6eg3u/d+/bHuRST:tiXvp/vpckzfiUgwS+/dwiRST
- TLSH T11B073372C4D2B553C64FC97D27E6801A681BDA5BE08FC289BD4E0A2B090685DDFB74F1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ modest-menu.exe - Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion modest-menu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion modest-menu.exe -
resource yara_rule behavioral2/memory/1432-0-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-1-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-2-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-3-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-4-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-5-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-6-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-7-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida behavioral2/memory/1432-9-0x00007FF734330000-0x00007FF736DDB000-memory.dmp themida - Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA modest-menu.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1432 modest-menu.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1432 modest-menu.exe 1432 modest-menu.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\modest-menu.exe"C:\Users\Admin\AppData\Local\Temp\modest-menu.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1432