Malware Analysis Report

2024-12-08 01:27

Sample ID 240903-gyfkjazhpf
Target 0e12df5cf2c8d72e6d5549ef69034f64.zip
SHA256 5b4c759cd784f768851fcef8bb7444daec65836c8081837e13c268bc59e30bda
Tags
redline sectoprat discovery infostealer 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

5b4c759cd784f768851fcef8bb7444daec65836c8081837e13c268bc59e30bda

Threat Level: Known bad

The file 0e12df5cf2c8d72e6d5549ef69034f64.zip was found to be: Known bad.

Malicious Activity Summary

redline sectoprat discovery infostealer rat trojan

RedLine

RedLine payload

SectopRAT

SectopRAT payload

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-03 06:12

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-03 06:12

Reported

2024-09-03 06:15

Platform

win7-20240704-en

Max time kernel

132s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3012 set thread context of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 3012 wrote to memory of 1684 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe

"C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

#cmd

Network

Country Destination Domain Proto
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp

Files

memory/3012-0-0x000007FEF5D63000-0x000007FEF5D64000-memory.dmp

memory/3012-1-0x0000000000150000-0x0000000000184000-memory.dmp

memory/3012-2-0x000007FEF5D60000-0x000007FEF674C000-memory.dmp

memory/1684-3-0x0000000000400000-0x0000000000422000-memory.dmp

memory/1684-8-0x0000000000400000-0x0000000000422000-memory.dmp

memory/1684-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1684-6-0x0000000000400000-0x0000000000422000-memory.dmp

memory/1684-5-0x0000000000400000-0x0000000000422000-memory.dmp

memory/1684-4-0x0000000000400000-0x0000000000422000-memory.dmp

memory/1684-10-0x0000000000400000-0x0000000000422000-memory.dmp

memory/1684-12-0x0000000000400000-0x0000000000422000-memory.dmp

memory/3012-13-0x000007FEF5D60000-0x000007FEF674C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-03 06:12

Reported

2024-09-03 06:15

Platform

win10v2004-20240802-en

Max time kernel

132s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe"

Signatures

RedLine

infostealer redline

RedLine payload

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

SectopRAT

trojan rat sectoprat

SectopRAT payload

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4876 set thread context of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4876 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe

"C:\Users\Admin\AppData\Local\Temp\68a4ef34fabfd6c1d88c33ccc45b3c34be33491dd94ee1d45f132da5f932c05c.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

#cmd

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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
FI 65.108.29.210:21638 tcp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
FI 65.108.29.210:21638 tcp
US 8.8.8.8:53 26.165.165.52.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
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp
FI 65.108.29.210:21638 tcp

Files

memory/4876-0-0x00007FF9FB7D3000-0x00007FF9FB7D5000-memory.dmp

memory/4876-1-0x0000000000C80000-0x0000000000CB4000-memory.dmp

memory/4876-2-0x00007FF9FB7D0000-0x00007FF9FC291000-memory.dmp

memory/2648-3-0x0000000000400000-0x0000000000422000-memory.dmp

memory/4876-5-0x00007FF9FB7D0000-0x00007FF9FC291000-memory.dmp

memory/2648-6-0x000000007432E000-0x000000007432F000-memory.dmp

memory/2648-7-0x0000000005D30000-0x0000000006348000-memory.dmp

memory/2648-8-0x00000000057D0000-0x00000000057E2000-memory.dmp

memory/2648-9-0x0000000005900000-0x0000000005A0A000-memory.dmp

memory/2648-10-0x0000000005830000-0x000000000586C000-memory.dmp

memory/2648-11-0x0000000074320000-0x0000000074AD0000-memory.dmp

memory/2648-12-0x0000000005870000-0x00000000058BC000-memory.dmp

memory/2648-13-0x000000007432E000-0x000000007432F000-memory.dmp

memory/2648-14-0x0000000074320000-0x0000000074AD0000-memory.dmp