Malware Analysis Report

2024-10-16 06:54

Sample ID 240616-t5jxratgqm
Target Gamesense (1).exe
SHA256 2097b50fc84922fe4e6bbc4cb80ad01b631e8f4eefdffabc80df08979141bf95
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

2097b50fc84922fe4e6bbc4cb80ad01b631e8f4eefdffabc80df08979141bf95

Threat Level: Likely malicious

The file Gamesense (1).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

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-16 16:38

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

2024-06-16 16:38

Reported

2024-06-16 16:39

Platform

win7-20240508-en

Max time kernel

45s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Gamesense (1).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\Gamesense (1).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\Gamesense (1).exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\Gamesense (1).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
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\Gamesense (1).exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1684 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\Gamesense (1).exe C:\Windows\system32\WerFault.exe
PID 1684 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\Gamesense (1).exe C:\Windows\system32\WerFault.exe
PID 1684 wrote to memory of 2540 N/A C:\Users\Admin\AppData\Local\Temp\Gamesense (1).exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Gamesense (1).exe

"C:\Users\Admin\AppData\Local\Temp\Gamesense (1).exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1684 -s 264

Network

N/A

Files

memory/1684-1-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-4-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-3-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-2-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-0-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-5-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-6-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-7-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-8-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-9-0x000000013F0A0000-0x000000014222D000-memory.dmp

memory/1684-11-0x000000013F0A0000-0x000000014222D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 16:38

Reported

2024-06-16 16:38

Platform

win10v2004-20240508-en

Max time kernel

20s

Max time network

20s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Gamesense (1).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\Gamesense (1).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\Gamesense (1).exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\Gamesense (1).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\Gamesense (1).exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Gamesense (1).exe

"C:\Users\Admin\AppData\Local\Temp\Gamesense (1).exe"

Network

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

Files

memory/604-1-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp

memory/604-0-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp

memory/604-2-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp

memory/604-3-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp

memory/604-4-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp

memory/604-5-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp

memory/604-6-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp

memory/604-7-0x00007FF6EF780000-0x00007FF6F290D000-memory.dmp