Malware Analysis Report

2025-01-02 05:34

Sample ID 241002-y8d8wsvdrp
Target 355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe
SHA256 355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2
Tags
redline sectoprat bootkit discovery evasion infostealer persistence rat 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

355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2

Threat Level: Known bad

The file 355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe was found to be: Known bad.

Malicious Activity Summary

redline sectoprat bootkit discovery evasion infostealer persistence rat trojan

SectopRAT payload

RedLine

SectopRAT

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Checks BIOS information in registry

Identifies Wine through registry keys

Checks whether UAC is enabled

Writes to the Master Boot Record (MBR)

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-02 20:27

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-02 20:27

Reported

2024-10-02 20:29

Platform

win7-20240903-en

Max time kernel

140s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe"

Signatures

RedLine

infostealer redline

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\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.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\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe 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\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe

"C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe"

Network

Country Destination Domain Proto
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp

Files

memory/2272-0-0x0000000001250000-0x0000000001724000-memory.dmp

memory/2272-2-0x0000000001250000-0x0000000001724000-memory.dmp

memory/2272-3-0x0000000001250000-0x0000000001724000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-02 20:27

Reported

2024-10-02 20:29

Platform

win10v2004-20240802-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe"

Signatures

RedLine

infostealer redline

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\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.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\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe 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\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe

"C:\Users\Admin\AppData\Local\Temp\355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
FR 54.38.123.247:8696 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
FR 54.38.123.247:8696 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
FR 54.38.123.247:8696 tcp
US 8.8.8.8:53 udp

Files

memory/2384-0-0x0000000000980000-0x0000000000E54000-memory.dmp

memory/2384-2-0x0000000000980000-0x0000000000E54000-memory.dmp

memory/2384-3-0x0000000000980000-0x0000000000E54000-memory.dmp

memory/2384-4-0x0000000005C30000-0x0000000006248000-memory.dmp

memory/2384-5-0x0000000005690000-0x00000000056A2000-memory.dmp

memory/2384-6-0x00000000056F0000-0x000000000572C000-memory.dmp

memory/2384-7-0x0000000005730000-0x000000000577C000-memory.dmp

memory/2384-8-0x0000000005990000-0x0000000005A9A000-memory.dmp

memory/2384-10-0x0000000000980000-0x0000000000E54000-memory.dmp