Malware Analysis Report

2024-11-13 13:58

Sample ID 240407-y7eg9sde9w
Target a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b
SHA256 a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b
Tags
themida risepro evasion stealer 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

a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b

Threat Level: Known bad

The file a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b was found to be: Known bad.

Malicious Activity Summary

themida risepro evasion stealer trojan

RisePro

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

Themida packer

Checks BIOS information in registry

Checks whether UAC is enabled

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-07 20:25

Signatures

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

2024-04-07 20:25

Reported

2024-04-07 20:27

Platform

win10v2004-20240226-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe"

Signatures

RisePro

stealer risepro

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\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.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\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.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
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\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe

"C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 35.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 2.173.189.20.in-addr.arpa udp

Files

memory/2372-0-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-1-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-2-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-3-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-4-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-5-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-6-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-7-0x0000000000D10000-0x00000000014BF000-memory.dmp

memory/2372-8-0x0000000000D10000-0x00000000014BF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 20:25

Reported

2024-04-07 20:28

Platform

win11-20240221-en

Max time kernel

170s

Max time network

160s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe"

Signatures

RisePro

stealer risepro

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\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.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\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.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
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\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe

"C:\Users\Admin\AppData\Local\Temp\a3bf75d6430aa048063c3e6a78f7cc08e418d9167b5b9dbadc1d8c8b4f8d593b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/3220-0-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-1-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-2-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-3-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-4-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-5-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-7-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-6-0x00000000003B0000-0x0000000000B5F000-memory.dmp

memory/3220-8-0x00000000003B0000-0x0000000000B5F000-memory.dmp