Malware Analysis Report

2024-10-10 07:59

Sample ID 240612-ghphhascqr
Target e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e
SHA256 e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e
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

e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e

Threat Level: Likely malicious

The file e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e was found to be: Likely malicious.

Malicious Activity Summary

themida evasion 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

2024-06-12 05:48

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

2024-06-12 05:48

Reported

2024-06-12 05:51

Platform

win7-20240221-en

Max time kernel

141s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.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\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.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\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.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

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\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe

"C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2156 -s 564

Network

N/A

Files

memory/2156-1-0x000007FEFD793000-0x000007FEFD794000-memory.dmp

memory/2156-0-0x000000013F240000-0x000000013FA34000-memory.dmp

memory/2156-2-0x000007FEFD780000-0x000007FEFD7EC000-memory.dmp

memory/2156-4-0x000007FEFD780000-0x000007FEFD7EC000-memory.dmp

memory/2156-3-0x000007FEFD780000-0x000007FEFD7EC000-memory.dmp

memory/2156-5-0x000007FEFD780000-0x000007FEFD7EC000-memory.dmp

memory/2156-6-0x000000013F240000-0x000000013FA34000-memory.dmp

memory/2156-7-0x000000013F240000-0x000000013FA34000-memory.dmp

memory/2156-9-0x000000013F240000-0x000000013FA34000-memory.dmp

memory/2156-10-0x000007FEFD793000-0x000007FEFD794000-memory.dmp

memory/2156-11-0x000007FEFD780000-0x000007FEFD7EC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 05:48

Reported

2024-06-12 05:51

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.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\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.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\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.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

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\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe

"C:\Users\Admin\AppData\Local\Temp\e07c25671c9065cfc50a400e8e15484a68ea5d6eb8bd1a425905eb169335541e.exe"

Network

Files

memory/2940-1-0x00007FFD5A124000-0x00007FFD5A125000-memory.dmp

memory/2940-0-0x00007FF7ABC20000-0x00007FF7AC414000-memory.dmp

memory/2940-3-0x00007FFD5A0C0000-0x00007FFD5A389000-memory.dmp

memory/2940-2-0x00007FFD5A0C0000-0x00007FFD5A389000-memory.dmp

memory/2940-4-0x00007FFD5A0C0000-0x00007FFD5A389000-memory.dmp

memory/2940-5-0x00007FFD5A0C0000-0x00007FFD5A389000-memory.dmp

memory/2940-6-0x00007FFD5A0C0000-0x00007FFD5A389000-memory.dmp

memory/2940-7-0x00007FFD5A0C0000-0x00007FFD5A389000-memory.dmp

memory/2940-8-0x00007FF7ABC20000-0x00007FF7AC414000-memory.dmp

memory/2940-9-0x00007FF7ABC20000-0x00007FF7AC414000-memory.dmp

memory/2940-11-0x00007FF7ABC20000-0x00007FF7AC414000-memory.dmp

memory/2940-12-0x00007FFD5A0C0000-0x00007FFD5A389000-memory.dmp