Malware Analysis Report

2025-08-10 16:51

Sample ID 231224-29m4zacgh7
Target 18c8f4022544bf2251e8b95555fa4a3e
SHA256 72bda43e879bb6258c83bf71b99a1c6b088b7fa6b147c473ebc5005383e5a3d6
Tags
sectoprat evasion rat themida trojan
score
10/10

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
10/10

SHA256

72bda43e879bb6258c83bf71b99a1c6b088b7fa6b147c473ebc5005383e5a3d6

Threat Level: Known bad

The file 18c8f4022544bf2251e8b95555fa4a3e was found to be: Known bad.

Malicious Activity Summary

sectoprat evasion rat themida trojan

SectopRAT

SectopRAT payload

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 AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-24 23:17

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

2023-12-24 23:17

Reported

2023-12-26 03:35

Platform

win7-20231129-en

Max time kernel

141s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe"

Signatures

SectopRAT

trojan rat sectoprat

SectopRAT payload

Description Indicator Process Target
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\18c8f4022544bf2251e8b95555fa4a3e.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.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\18c8f4022544bf2251e8b95555fa4a3e.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe

"C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe"

Network

Country Destination Domain Proto
FI 95.217.159.87:4348 tcp
FI 95.217.159.87:4348 tcp
FI 95.217.159.87:4348 tcp
FI 95.217.159.87:4348 tcp
FI 95.217.159.87:4348 tcp
FI 95.217.159.87:4348 tcp

Files

memory/3016-0-0x0000000001170000-0x000000000215C000-memory.dmp

memory/3016-1-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-2-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-3-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-5-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-7-0x0000000075080000-0x00000000750C7000-memory.dmp

memory/3016-9-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-14-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-15-0x00000000775D0000-0x00000000775D2000-memory.dmp

memory/3016-13-0x0000000075080000-0x00000000750C7000-memory.dmp

memory/3016-17-0x0000000001170000-0x000000000215C000-memory.dmp

memory/3016-18-0x0000000001170000-0x000000000215C000-memory.dmp

memory/3016-16-0x00000000745E0000-0x0000000074CCE000-memory.dmp

memory/3016-12-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-11-0x0000000075080000-0x00000000750C7000-memory.dmp

memory/3016-10-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-19-0x00000000008E0000-0x0000000000920000-memory.dmp

memory/3016-21-0x0000000001170000-0x000000000215C000-memory.dmp

memory/3016-26-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-25-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-24-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-23-0x0000000075080000-0x00000000750C7000-memory.dmp

memory/3016-22-0x0000000075100000-0x0000000075210000-memory.dmp

memory/3016-28-0x00000000745E0000-0x0000000074CCE000-memory.dmp

memory/3016-29-0x00000000008E0000-0x0000000000920000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-24 23:17

Reported

2023-12-26 03:35

Platform

win10v2004-20231215-en

Max time kernel

151s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe"

Signatures

SectopRAT

trojan rat sectoprat

SectopRAT payload

Description Indicator Process Target
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\18c8f4022544bf2251e8b95555fa4a3e.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\18c8f4022544bf2251e8b95555fa4a3e.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.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\18c8f4022544bf2251e8b95555fa4a3e.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe

"C:\Users\Admin\AppData\Local\Temp\18c8f4022544bf2251e8b95555fa4a3e.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 23.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
FI 95.217.159.87:4348 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
FI 95.217.159.87:4348 tcp
US 8.8.8.8:53 183.1.37.23.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
FI 95.217.159.87:4348 tcp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
FI 95.217.159.87:4348 tcp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 42.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
FI 95.217.159.87:4348 tcp
FI 95.217.159.87:4348 tcp

Files

memory/2796-0-0x0000000000010000-0x0000000000FFC000-memory.dmp

memory/2796-1-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-2-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-3-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-4-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-6-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-5-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-8-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-7-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-9-0x0000000077E34000-0x0000000077E36000-memory.dmp

memory/2796-12-0x0000000000010000-0x0000000000FFC000-memory.dmp

memory/2796-13-0x0000000000010000-0x0000000000FFC000-memory.dmp

memory/2796-14-0x0000000006160000-0x0000000006778000-memory.dmp

memory/2796-15-0x0000000005BF0000-0x0000000005C02000-memory.dmp

memory/2796-16-0x0000000005C50000-0x0000000005C8C000-memory.dmp

memory/2796-17-0x0000000005C90000-0x0000000005CDC000-memory.dmp

memory/2796-18-0x0000000005F20000-0x000000000602A000-memory.dmp

memory/2796-20-0x0000000000010000-0x0000000000FFC000-memory.dmp

memory/2796-21-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-22-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-23-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-24-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-26-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-27-0x0000000075F70000-0x0000000076060000-memory.dmp

memory/2796-28-0x0000000075F70000-0x0000000076060000-memory.dmp