Malware Analysis Report

2025-06-15 21:21

Sample ID 230414-p48ghabd2y
Target BearFlix.exe
SHA256 5cd1a4b761863addef4b68ab4e7df6036b6dea41a278013fadedf91e19ddbb56
Tags
agilenet evasion themida trojan
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
9/10

SHA256

5cd1a4b761863addef4b68ab4e7df6036b6dea41a278013fadedf91e19ddbb56

Threat Level: Likely malicious

The file BearFlix.exe was found to be: Likely malicious.

Malicious Activity Summary

agilenet evasion themida trojan

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

Obfuscated with Agile.Net obfuscator

Checks BIOS information in registry

Loads dropped DLL

Themida packer

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Program crash

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-14 12:54

Signatures

Obfuscated with Agile.Net obfuscator

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-14 12:54

Reported

2023-04-14 12:54

Platform

win10v2004-20230221-en

Max time kernel

22s

Max time network

25s

Command Line

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

Signatures

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\BearFlix.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\BearFlix.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\BearFlix.exe N/A

Loads dropped DLL

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

Obfuscated with Agile.Net obfuscator

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

Themida packer

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

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\BearFlix.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2604 -ip 2604

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 1084

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 2604 -ip 2604

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 1044

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2604 -ip 2604

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 1052

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 assets.msn.com udp
GB 95.101.143.242:443 assets.msn.com tcp
US 8.8.8.8:53 242.143.101.95.in-addr.arpa udp

Files

memory/2604-133-0x0000000000F50000-0x000000000164E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\3552fb05-326e-47b6-881a-b7e27c7fb1c6\AgileDotNetRT.dll

MD5 105e678e6ee84e0fa7fbe34df1f9639c
SHA1 17e4d775f4405e3a81a793b5bf775e9c95da5af9
SHA256 4ef4551d44fde6e46c470314b0b89f6418a54eee3f1ad9eb7456b2a20e3065a2
SHA512 3a15a2f188a4f572923d1999a77ef6d14b243d1c0e3a4442b5a6825756b93b40e2c6197d106df62ae3b427c62ff6b21fc2fe8181a3b6709e9991f1ddd36e5689

C:\Users\Admin\AppData\Local\Temp\3552fb05-326e-47b6-881a-b7e27c7fb1c6\AgileDotNetRT.dll

MD5 105e678e6ee84e0fa7fbe34df1f9639c
SHA1 17e4d775f4405e3a81a793b5bf775e9c95da5af9
SHA256 4ef4551d44fde6e46c470314b0b89f6418a54eee3f1ad9eb7456b2a20e3065a2
SHA512 3a15a2f188a4f572923d1999a77ef6d14b243d1c0e3a4442b5a6825756b93b40e2c6197d106df62ae3b427c62ff6b21fc2fe8181a3b6709e9991f1ddd36e5689

memory/2604-141-0x0000000071C00000-0x0000000072219000-memory.dmp

memory/2604-142-0x0000000005F60000-0x0000000005F70000-memory.dmp

memory/2604-143-0x0000000071C00000-0x0000000072219000-memory.dmp

memory/2604-144-0x0000000071C00000-0x0000000072219000-memory.dmp

memory/2604-145-0x0000000073A70000-0x0000000073AF9000-memory.dmp

memory/2604-146-0x0000000071C00000-0x0000000072219000-memory.dmp