Malware Analysis Report

2025-04-03 08:54

Sample ID 230126-2m9pfsff86
Target setup_win64.zip
SHA256 7313d3ef41aa937bba4dff6b14fd5f564eb919864f1927056cec319122c37170
Tags
aurora evasion stealer themida trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7313d3ef41aa937bba4dff6b14fd5f564eb919864f1927056cec319122c37170

Threat Level: Known bad

The file setup_win64.zip was found to be: Known bad.

Malicious Activity Summary

aurora evasion stealer themida trojan

Aurora

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

Checks BIOS information in registry

Themida packer

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-01-26 22:43

Signatures

Themida packer

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

Analysis: behavioral4

Detonation Overview

Submitted

2023-01-26 22:43

Reported

2023-01-26 22:46

Platform

win10v2004-20220812-en

Max time kernel

152s

Max time network

159s

Command Line

"C:\Users\Admin\AppData\Local\Temp\setup_win64.exe"

Signatures

Aurora

stealer aurora

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\setup_win64.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\setup_win64.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\setup_win64.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

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\setup_win64.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\setup_win64.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\setup_win64.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\setup_win64.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\setup_win64.exe

"C:\Users\Admin\AppData\Local\Temp\setup_win64.exe"

Network

Country Destination Domain Proto
N/A 93.184.220.29:80 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 13.89.179.8:443 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp

Files

memory/4740-132-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-134-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-133-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-135-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-136-0x0000000077DC0000-0x0000000077F63000-memory.dmp

memory/4740-137-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-138-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-139-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-140-0x0000000000D60000-0x0000000001674000-memory.dmp

memory/4740-141-0x0000000077DC0000-0x0000000077F63000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-01-26 22:43

Reported

2023-01-26 22:46

Platform

win7-20220812-en

Max time kernel

43s

Max time network

46s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\setup_win64.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\setup_win64.zip

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2023-01-26 22:43

Reported

2023-01-26 22:46

Platform

win10v2004-20220812-en

Max time kernel

91s

Max time network

149s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\setup_win64.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\setup_win64.zip

Network

Country Destination Domain Proto
N/A 13.89.178.27:443 tcp
N/A 104.20.234.70:443 tcp
N/A 104.80.225.205:443 tcp
N/A 8.249.91.254:80 tcp
N/A 8.249.91.254:80 tcp
N/A 8.249.91.254:80 tcp
N/A 93.184.221.240:80 tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2023-01-26 22:43

Reported

2023-01-26 22:46

Platform

win7-20221111-en

Max time kernel

149s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\setup_win64.exe"

Signatures

Aurora

stealer aurora

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\setup_win64.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\setup_win64.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\setup_win64.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

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\setup_win64.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\setup_win64.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\setup_win64.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\setup_win64.exe

"C:\Users\Admin\AppData\Local\Temp\setup_win64.exe"

Network

Country Destination Domain Proto
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp
N/A 45.15.156.210:8081 tcp

Files

memory/1712-54-0x0000000075441000-0x0000000075443000-memory.dmp

memory/1712-55-0x0000000000EF0000-0x0000000001804000-memory.dmp

memory/1712-56-0x0000000000EF0000-0x0000000001804000-memory.dmp

memory/1712-58-0x0000000076EC0000-0x0000000077040000-memory.dmp

memory/1712-57-0x0000000000EF0000-0x0000000001804000-memory.dmp

memory/1712-59-0x0000000000EF0000-0x0000000001804000-memory.dmp

memory/1712-60-0x0000000000EF0000-0x0000000001804000-memory.dmp

memory/1712-61-0x0000000000EF0000-0x0000000001804000-memory.dmp

memory/1712-62-0x0000000000EF0000-0x0000000001804000-memory.dmp