Malware Analysis Report

2024-10-10 07:38

Sample ID 240615-cbs5wsyfrn
Target 9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe
SHA256 9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df
Tags
evasion themida trojan
score
10/10

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
10/10

SHA256

9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df

Threat Level: Known bad

The file 9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe was found to be: Known bad.

Malicious Activity Summary

evasion themida trojan

Detects executables packed with Themida

Detects executables packed with Themida

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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-15 01:54

Signatures

Detects executables packed with Themida

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

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

2024-06-15 01:54

Reported

2024-06-15 01:57

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe"

Signatures

Detects executables packed with 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

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\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.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\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.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

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\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe

"C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

memory/4872-0-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/4872-1-0x00007FFA6B470000-0x00007FFA6B472000-memory.dmp

memory/4872-2-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/4872-4-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/4872-3-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/4872-5-0x0000000140000000-0x0000000141CCD000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 01:54

Reported

2024-06-15 01:57

Platform

win7-20240221-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe"

Signatures

Detects executables packed with 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

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\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.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\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.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

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\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe

"C:\Users\Admin\AppData\Local\Temp\9a1e3bb0749c528113b2774e1f807bab6214647492a2f93794ffa5786fe853df.exe"

Network

N/A

Files

memory/2928-0-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/2928-1-0x0000000077880000-0x0000000077882000-memory.dmp

memory/2928-2-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/2928-3-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/2928-4-0x0000000140000000-0x0000000141CCD000-memory.dmp

memory/2928-5-0x0000000140000000-0x0000000141CCD000-memory.dmp