362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290

Analysis

max time kernel
134s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2023 12:38

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General

Target

362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe
Size

5.3MB
MD5

cbdc1728ec5ba5cb9eb1a0dfbcac326d
SHA1

cdfb3f71636b276224d61c918fc26f092af620b8
SHA256

362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290
SHA512

5908bcf5e3d5e17e0ec14c7d77ffe8095b087729e9716cda9e4af36206661fa2a3013cd7c80c74e56101256659f3d9eaf4770eb8110e4a0fc6e9cae2582cf900
SSDEEP

98304:BNV6NatCnwNsiB32bSiiIbzVhYGIfJygff226jPVi7ESfIbIa33mMH9:oaOrdVhYXfsgff226PV4i3

Score

9^/10

bootkit evasion persistence trojan

Malware Config

Signatures

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1604	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe

Modifies registry class 2 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000_Classes\WOW6432Node\CLSID\{2631847a-390c-8a49-a872-724cd80c}\SortOrderIndex = a4912eb4a26fbab73073f935	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000_Classes\WOW6432Node\CLSID\{2631847a-390c-8a49-a872-724cd80c}	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1604	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe
1604	362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe

C:\Users\Admin\AppData\Local\Temp\362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe
"C:\Users\Admin\AppData\Local\Temp\362bebf2dd4a8eed72b424e60925b84c3c031111e00a596b325102b56e329290.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:1604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1604-0-0x0000000000400000-0x00000000010DD000-memory.dmp

Filesize
12.9MB

Download
memory/1604-1-0x0000000077BD4000-0x0000000077BD6000-memory.dmp

Filesize
8KB

Download
memory/1604-5-0x0000000000400000-0x00000000010DD000-memory.dmp

Filesize
12.9MB

Download