aurora | a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05-05-2023 11:18

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General

Target

vpn.exe
Size

3.0MB
MD5

4b32941cd92e048e6a2d16c6069edf62
SHA1

5d167b4588575ffbc7a06cd9fa22552dced38951
SHA256

a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d
SHA512

8b5c75642960991648fd18fb2c5421f8d082f0982a4b5950dd091547dc53943fccb287a404593fbb08282188c3c94d75e05c28f1a58f83a5b6559f34a516442e
SSDEEP

98304:6fFbrdnYUGkQqOSlBk1G4QBeKW0wnpTX5OIX:6fFbhBMqOxFgW3nRr

Score

10^/10

aurora evasion stealer trojan

Malware Config

Extracted

Family

aurora

94.142.138.215:8081

Signatures

Aurora
Aurora is a crypto wallet stealer written in Golang.
stealer aurora
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

vpn.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ vpn.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	vpn.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

Processes:

vpn.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	vpn.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	vpn.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

vpn.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA vpn.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

vpn.exe

pid process

5088 vpn.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

vpn.exe

pid process

5088 vpn.exe
5088 vpn.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	vpn.exe

pid	process
5088	vpn.exe

pid	process
5088	vpn.exe
5088	vpn.exe

C:\Users\Admin\AppData\Local\Temp\vpn.exe
"C:\Users\Admin\AppData\Local\Temp\vpn.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:5088

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/5088-133-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-134-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-135-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-136-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-137-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-138-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-139-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-140-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-141-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download
memory/5088-142-0x0000000000050000-0x0000000000872000-memory.dmp

Filesize
8.1MB

Download