Malware Analysis Report

2024-10-10 08:08

Sample ID 240610-rrqr2azcmr
Target 884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f
SHA256 884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f
Tags
themida evasion trojan
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

884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f

Threat Level: Known bad

The file 884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f was found to be: Known bad.

Malicious Activity Summary

themida evasion trojan

Detects executables packed with Themida

Detects executables packed with Themida

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

Themida packer

Checks BIOS information in registry

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-10 14:25

Signatures

Detects executables packed with Themida

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-10 14:25

Reported

2024-06-10 14:28

Platform

win7-20240221-en

Max time kernel

141s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe"

Signatures

Detects executables packed with 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

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\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.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\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe 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\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe

"C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe"

Network

Country Destination Domain Proto
N/A 192.168.10.111:443 tcp
N/A 192.168.10.111:443 tcp
N/A 192.168.10.111:443 tcp
N/A 192.168.10.111:443 tcp
N/A 192.168.10.111:443 tcp

Files

memory/2192-0-0x0000000000400000-0x0000000000E3F000-memory.dmp

memory/2192-1-0x0000000076E80000-0x0000000076E82000-memory.dmp

memory/2192-2-0x0000000000400000-0x0000000000E3F000-memory.dmp

memory/2192-3-0x0000000000400000-0x0000000000E3F000-memory.dmp

memory/2192-4-0x00000000002E0000-0x00000000002E1000-memory.dmp

memory/2192-5-0x0000000000400000-0x0000000000E3F000-memory.dmp

memory/2192-6-0x00000000002F0000-0x00000000002F1000-memory.dmp

memory/2192-11-0x0000000076E30000-0x0000000076FD9000-memory.dmp

memory/2192-15-0x0000000076E30000-0x0000000076FD9000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 14:25

Reported

2024-06-10 14:28

Platform

win10v2004-20240426-en

Max time kernel

140s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe"

Signatures

Detects executables packed with 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

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\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.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\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe 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

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\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe

"C:\Users\Admin\AppData\Local\Temp\884ac11b3fb01ead5d0d50efe4d0797edb4d7cf499068a7e4e13dccfe046149f.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
N/A 192.168.10.111:443 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
N/A 192.168.10.111:443 tcp
N/A 192.168.10.111:443 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
N/A 192.168.10.111:443 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
N/A 192.168.10.111:443 tcp
N/A 192.168.10.111:443 tcp
N/A 192.168.10.111:443 tcp

Files

memory/4480-0-0x0000000000400000-0x0000000000E3F000-memory.dmp

memory/4480-1-0x00007FFB752B0000-0x00007FFB752B2000-memory.dmp

memory/4480-2-0x0000000000400000-0x0000000000E3F000-memory.dmp

memory/4480-3-0x00000000001F0000-0x00000000001F1000-memory.dmp

memory/4480-4-0x0000000001350000-0x0000000001351000-memory.dmp

memory/4480-5-0x0000000000400000-0x0000000000E3F000-memory.dmp

memory/4480-6-0x00007FFB75210000-0x00007FFB75405000-memory.dmp

memory/4480-9-0x00007FFB75210000-0x00007FFB75405000-memory.dmp