Malware Analysis Report

2024-11-16 13:05

Sample ID 240823-k4bejsvhjb
Target Catalyst V5.exe
SHA256 b9351151cb27d1032feae32c5750e65b8e4a47ea67ed86e15d2bc7bd42fd1a64
Tags
discordrat persistence rat rootkit stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

b9351151cb27d1032feae32c5750e65b8e4a47ea67ed86e15d2bc7bd42fd1a64

Threat Level: Known bad

The file Catalyst V5.exe was found to be: Known bad.

Malicious Activity Summary

discordrat persistence rat rootkit stealer

Discord RAT

Discordrat family

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-23 09:08

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-23 09:08

Reported

2024-08-23 09:11

Platform

win7-20240708-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2368 wrote to memory of 1036 N/A C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe C:\Windows\system32\WerFault.exe
PID 2368 wrote to memory of 1036 N/A C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe C:\Windows\system32\WerFault.exe
PID 2368 wrote to memory of 1036 N/A C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe

"C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2368 -s 600

Network

N/A

Files

memory/2368-0-0x000007FEF6793000-0x000007FEF6794000-memory.dmp

memory/2368-1-0x000000013F0B0000-0x000000013F0C8000-memory.dmp

memory/2368-2-0x000007FEF6790000-0x000007FEF717C000-memory.dmp

memory/2368-3-0x000007FEF6793000-0x000007FEF6794000-memory.dmp

memory/2368-4-0x000007FEF6790000-0x000007FEF717C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-23 09:08

Reported

2024-08-23 09:11

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe

"C:\Users\Admin\AppData\Local\Temp\Catalyst V5.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gateway.discord.gg udp
US 162.159.130.234:443 gateway.discord.gg tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 234.130.159.162.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
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 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/3244-0-0x00007FFE509A3000-0x00007FFE509A5000-memory.dmp

memory/3244-1-0x00000284DE250000-0x00000284DE268000-memory.dmp

memory/3244-2-0x00000284F8830000-0x00000284F89F2000-memory.dmp

memory/3244-3-0x00007FFE509A0000-0x00007FFE51461000-memory.dmp

memory/3244-4-0x00000284F9030000-0x00000284F9558000-memory.dmp

memory/3244-5-0x00007FFE509A3000-0x00007FFE509A5000-memory.dmp

memory/3244-6-0x00007FFE509A0000-0x00007FFE51461000-memory.dmp