Malware Analysis Report

2025-06-16 03:53

Sample ID 241002-bysl7svakg
Target beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe
SHA256 beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747
Tags
stealc doma discovery evasion stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747

Threat Level: Known bad

The file beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe was found to be: Known bad.

Malicious Activity Summary

stealc doma discovery evasion stealer

Stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Checks BIOS information in registry

Identifies Wine through registry keys

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-02 01:33

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-02 01:33

Reported

2024-10-02 01:36

Platform

win7-20240729-en

Max time kernel

89s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe"

Signatures

Stealc

stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe

"C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe"

Network

Country Destination Domain Proto
RU 185.215.113.37:80 185.215.113.37 tcp

Files

memory/2744-0-0x0000000001200000-0x00000000018A0000-memory.dmp

memory/2744-1-0x00000000773F0000-0x00000000773F2000-memory.dmp

memory/2744-2-0x0000000001201000-0x0000000001224000-memory.dmp

memory/2744-3-0x0000000001200000-0x00000000018A0000-memory.dmp

memory/2744-4-0x0000000001200000-0x00000000018A0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-02 01:33

Reported

2024-10-02 01:36

Platform

win10v2004-20240802-en

Max time kernel

127s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe"

Signatures

Stealc

stealer stealc

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe

"C:\Users\Admin\AppData\Local\Temp\beb033b6b81e60ed419ba19985a2c7d1ffb6a4bcadf151e4686404079e0c7747.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=2708,i,8231329449558834090,4540802069600791165,262144 --variations-seed-version --mojo-platform-channel-handle=4460 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 185.215.113.37:80 185.215.113.37 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 37.113.215.185.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 10.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 72.242.123.52.in-addr.arpa udp

Files

memory/376-0-0x00000000009E0000-0x0000000001080000-memory.dmp

memory/376-1-0x0000000077A14000-0x0000000077A16000-memory.dmp

memory/376-2-0x00000000009E1000-0x0000000000A04000-memory.dmp

memory/376-3-0x00000000009E0000-0x0000000001080000-memory.dmp

memory/376-4-0x00000000009E0000-0x0000000001080000-memory.dmp