Malware Analysis Report

2024-11-13 16:19

Sample ID 240827-q4n9asvgml
Target notepad (3).exe
SHA256 7b76e74675faade8a29af7beda7faed381bb4fbbe72304e4c6e0de8b3a903ec6
Tags
agilenet evasion themida trojan
score
9/10

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
9/10

SHA256

7b76e74675faade8a29af7beda7faed381bb4fbbe72304e4c6e0de8b3a903ec6

Threat Level: Likely malicious

The file notepad (3).exe was found to be: Likely malicious.

Malicious Activity Summary

agilenet evasion themida trojan

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

Loads dropped DLL

Obfuscated with Agile.Net obfuscator

Checks BIOS information in registry

Themida packer

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Enumerates physical storage devices

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-27 13:49

Signatures

Obfuscated with Agile.Net obfuscator

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-27 13:49

Reported

2024-08-27 13:51

Platform

win7-20240704-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\notepad (3).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\notepad (3).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\notepad (3).exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\notepad (3).exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\notepad (3).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

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\notepad (3).exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\notepad (3).exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\notepad (3).exe

"C:\Users\Admin\AppData\Local\Temp\notepad (3).exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 crl.microsoft.com udp
GB 173.222.211.50:80 crl.microsoft.com tcp

Files

memory/1620-0-0x000007FEF5AD3000-0x000007FEF5AD4000-memory.dmp

memory/1620-1-0x0000000000930000-0x00000000010E2000-memory.dmp

memory/1620-2-0x000007FEF5AD0000-0x000007FEF64BC000-memory.dmp

\Users\Admin\AppData\Local\Temp\5d01d2a3-8de9-49e6-ba80-a16a6357ca34\AgileDotNetRT64.dll

MD5 05b012457488a95a05d0541e0470d392
SHA1 74f541d6a8365508c794ef7b4ac7c297457f9ce3
SHA256 1f77a0749ac730500f203b8c4d072587923ac679e184a3859aeb855c2a2e7d8d
SHA512 6d6e7b838d4425d49ac8d3738135374ef5357f0677b07cecb7afbf5feddc1997bf6dce68d48787eff8a74c4728def8880c8f01842eda35b5815fb561fa401ae6

memory/1620-9-0x000007FEF2C40000-0x000007FEF37C4000-memory.dmp

memory/1620-10-0x000007FEF5AD0000-0x000007FEF64BC000-memory.dmp

memory/1620-12-0x000007FEF2C40000-0x000007FEF37C4000-memory.dmp

memory/1620-22-0x000007FEF4410000-0x000007FEF453C000-memory.dmp

memory/1620-23-0x0000000002890000-0x0000000002936000-memory.dmp

memory/1620-25-0x000007FEF5AD0000-0x000007FEF64BC000-memory.dmp

memory/1620-24-0x000007FEF2C40000-0x000007FEF37C4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-27 13:49

Reported

2024-08-27 13:49

Platform

win10v2004-20240802-en

Max time kernel

20s

Max time network

22s

Command Line

"C:\Users\Admin\AppData\Local\Temp\notepad (3).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\notepad (3).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\notepad (3).exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\notepad (3).exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\notepad (3).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

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\notepad (3).exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\notepad (3).exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\notepad (3).exe

"C:\Users\Admin\AppData\Local\Temp\notepad (3).exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp

Files

memory/4124-0-0x00007FFAE2A13000-0x00007FFAE2A15000-memory.dmp

memory/4124-1-0x0000000000C10000-0x00000000013C2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\5d01d2a3-8de9-49e6-ba80-a16a6357ca34\AgileDotNetRT64.dll

MD5 05b012457488a95a05d0541e0470d392
SHA1 74f541d6a8365508c794ef7b4ac7c297457f9ce3
SHA256 1f77a0749ac730500f203b8c4d072587923ac679e184a3859aeb855c2a2e7d8d
SHA512 6d6e7b838d4425d49ac8d3738135374ef5357f0677b07cecb7afbf5feddc1997bf6dce68d48787eff8a74c4728def8880c8f01842eda35b5815fb561fa401ae6

memory/4124-8-0x00007FFAE2A10000-0x00007FFAE34D1000-memory.dmp

memory/4124-9-0x00007FFADFC00000-0x00007FFAE0784000-memory.dmp

memory/4124-11-0x00007FFADFC00000-0x00007FFAE0784000-memory.dmp

memory/4124-12-0x00007FFAF2160000-0x00007FFAF22AE000-memory.dmp

memory/4124-13-0x000000001C130000-0x000000001C1D6000-memory.dmp

memory/4124-15-0x00007FFADFC00000-0x00007FFAE0784000-memory.dmp

memory/4124-16-0x00007FFAE2A10000-0x00007FFAE34D1000-memory.dmp