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Analysis
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max time kernel
4s -
max time network
1s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
04/05/2024, 17:10
Behavioral task
behavioral1
Sample
modest-menu.exe
Resource
win7-20240220-en
6 signatures
150 seconds
General
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Target
modest-menu.exe
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Size
16.9MB
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MD5
ce03d8db32b901caba01fa8b1beefe54
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SHA1
76377cea7317bd28af0ccaab276bd49360936a9d
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SHA256
a568e2a4d89ab76ab9ff11b30bf320dcc4413353660678c51abc79863ff3c1c4
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SHA512
40ef98ee1dd411d3f634f9fe1ccdac0bc8fa5d13b1392ac5d045bf130db6efc5ebae48298d02a732fe634af953af10c004d54c3a4d5862b7f9cd6736f6ddbfca
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SSDEEP
393216:YwOMvc42XGU57JO0OTOUbHvnqdLNZHgbATTT9:Yeh2Xb1Ra4LNibATv
Malware Config
Signatures
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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\SystemBiosVersion modest-menu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion modest-menu.exe -
resource yara_rule behavioral1/memory/2468-0-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida behavioral1/memory/2468-3-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida behavioral1/memory/2468-4-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida behavioral1/memory/2468-2-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida behavioral1/memory/2468-5-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida behavioral1/memory/2468-6-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida behavioral1/memory/2468-7-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida behavioral1/memory/2468-9-0x000000013FEE0000-0x00000001428EF000-memory.dmp themida -
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 2468 modest-menu.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2468 modest-menu.exe
Processes
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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:2468