Malware Analysis Report

2025-08-05 17:36

Sample ID 241117-rs412ssbnn
Target 90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe
SHA256 90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49
Tags
evasion themida trojan
score
9/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
9/10

SHA256

90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49

Threat Level: Likely malicious

The file 90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe was found to be: Likely malicious.

Malicious Activity Summary

evasion themida trojan

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

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 14:28

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: behavioral2

Detonation Overview

Submitted

2024-11-17 14:28

Reported

2024-11-17 14:30

Platform

win10v2004-20241007-en

Max time kernel

110s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.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\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.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\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.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

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\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe

"C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe"

C:\Windows\system32\cmd.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4132-0-0x00007FF65A8F0000-0x00007FF65B1A9000-memory.dmp

memory/4132-1-0x00007FFC9CC50000-0x00007FFC9CC52000-memory.dmp

memory/4132-2-0x00007FF65A8F0000-0x00007FF65B1A9000-memory.dmp

memory/4132-3-0x00007FF65A8F0000-0x00007FF65B1A9000-memory.dmp

memory/4132-5-0x00007FF65A8F0000-0x00007FF65B1A9000-memory.dmp

memory/4132-4-0x00007FF65A8F0000-0x00007FF65B1A9000-memory.dmp

memory/4132-6-0x00007FF65A8F0000-0x00007FF65B1A9000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 14:28

Reported

2024-11-17 14:30

Platform

win7-20240903-en

Max time kernel

111s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.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\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.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\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.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\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe

"C:\Users\Admin\AppData\Local\Temp\90e245ba018674f5961d7db018bcba816c8c1265807f0a33fb3bb9ebf659fb49N.exe"

C:\Windows\system32\cmd.exe

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

Network

N/A

Files

memory/1968-0-0x000000013F7F0000-0x00000001400A9000-memory.dmp

memory/1968-1-0x0000000077B50000-0x0000000077B52000-memory.dmp

memory/1968-2-0x000000013F7F0000-0x00000001400A9000-memory.dmp

memory/1968-3-0x000000013F7F0000-0x00000001400A9000-memory.dmp

memory/1968-4-0x000000013F7F0000-0x00000001400A9000-memory.dmp

memory/1968-5-0x000000013F7F0000-0x00000001400A9000-memory.dmp

memory/1968-6-0x000000013F7F0000-0x00000001400A9000-memory.dmp

memory/1968-11-0x000000013F7F0000-0x00000001400A9000-memory.dmp

memory/1968-12-0x000000013F7F0000-0x00000001400A9000-memory.dmp