Malware Analysis Report

2024-11-16 10:44

Sample ID 240603-lsrg3aae4s
Target OvixCS2Launcher.exe
SHA256 d2a067f00bb68df56ce5f6c73af8f8020037171ca0423eed010ba9453d7ff894
Tags
themida evasion 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

d2a067f00bb68df56ce5f6c73af8f8020037171ca0423eed010ba9453d7ff894

Threat Level: Likely malicious

The file OvixCS2Launcher.exe was found to be: Likely malicious.

Malicious Activity Summary

themida evasion trojan

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

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 09:48

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

2024-06-03 09:48

Reported

2024-06-03 09:50

Platform

win10-20240404-en

Max time kernel

23s

Max time network

31s

Command Line

"C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.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\OvixCS2Launcher.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\OvixCS2Launcher.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe N/A

Themida packer

themida
Description Indicator Process Target
N/A N/A N/A N/A
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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\OvixCS2Launcher.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3052 wrote to memory of 3948 N/A C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe C:\Windows\system32\cmd.exe
PID 3052 wrote to memory of 3948 N/A C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe C:\Windows\system32\cmd.exe

Processes

C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe

"C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c pause

Network

Country Destination Domain Proto
N/A 127.0.0.1:49797 tcp
US 8.8.8.8:53 ovix.mindfulkratom.com udp
US 104.21.91.110:443 ovix.mindfulkratom.com tcp
US 8.8.8.8:53 110.91.21.104.in-addr.arpa udp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 67.169.217.172.in-addr.arpa udp

Files

memory/3052-0-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-4-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-3-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-2-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-1-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-5-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-7-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-10-0x00007FFFD9768000-0x00007FFFD976A000-memory.dmp

memory/3052-6-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-9-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-8-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

memory/3052-11-0x00007FF7795E0000-0x00007FF77A17E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 09:48

Reported

2024-06-03 09:51

Platform

win11-20240419-en

Max time kernel

50s

Command Line

"C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.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\OvixCS2Launcher.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\OvixCS2Launcher.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe N/A

Themida packer

themida
Description Indicator Process Target
N/A N/A N/A N/A
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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\OvixCS2Launcher.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe

"C:\Users\Admin\AppData\Local\Temp\OvixCS2Launcher.exe"

Network

N/A

Files

memory/3440-0-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-1-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-2-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-3-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-4-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-6-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-7-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-5-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-9-0x00007FFEF6967000-0x00007FFEF6969000-memory.dmp

memory/3440-8-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp

memory/3440-10-0x00007FF7F9220000-0x00007FF7F9DBE000-memory.dmp