Malware Analysis Report

2024-09-11 09:06

Sample ID 240627-n8jhhasgkj
Target Client-built.exe
SHA256 8fb5c397bfd7f9782487f81a0b22804cfc9221aa3d1120761923aa94038ea4af
Tags
discordrat persistence rat rootkit stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

8fb5c397bfd7f9782487f81a0b22804cfc9221aa3d1120761923aa94038ea4af

Threat Level: Known bad

The file Client-built.exe was found to be: Known bad.

Malicious Activity Summary

discordrat persistence rat rootkit stealer

Discordrat family

Discord RAT

Downloads MZ/PE file

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-27 12:03

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-27 12:03

Reported

2024-06-27 12:06

Platform

win10-20240611-en

Max time kernel

128s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Client-built.exe

"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gateway.discord.gg udp
US 162.159.133.234:443 gateway.discord.gg tcp
US 8.8.8.8:53 234.133.159.162.in-addr.arpa udp
US 8.8.8.8:53 discord.com udp
US 162.159.138.232:443 discord.com tcp
US 8.8.8.8:53 geolocation-db.com udp
DE 159.89.102.253:443 geolocation-db.com tcp
US 162.159.138.232:443 discord.com tcp
US 8.8.8.8:53 232.138.159.162.in-addr.arpa udp
US 8.8.8.8:53 253.102.89.159.in-addr.arpa udp
US 162.159.138.232:443 discord.com tcp
US 162.159.138.232:443 discord.com tcp

Files

memory/32-0-0x0000029486510000-0x0000029486528000-memory.dmp

memory/32-1-0x00007FFCA9A13000-0x00007FFCA9A14000-memory.dmp

memory/32-2-0x00000294A0C90000-0x00000294A0E52000-memory.dmp

memory/32-3-0x00007FFCA9A10000-0x00007FFCAA3FC000-memory.dmp

memory/32-4-0x00000294A1390000-0x00000294A18B6000-memory.dmp

memory/32-5-0x00007FFCA9A10000-0x00007FFCAA3FC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-27 12:03

Reported

2024-06-27 12:06

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Downloads MZ/PE file

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Client-built.exe

"C:\Users\Admin\AppData\Local\Temp\Client-built.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gateway.discord.gg udp
US 162.159.135.234:443 gateway.discord.gg tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 234.135.159.162.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 discord.com udp
US 162.159.128.233:443 discord.com tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 geolocation-db.com udp
DE 159.89.102.253:443 geolocation-db.com tcp
US 162.159.128.233:443 discord.com tcp
US 8.8.8.8:53 233.128.159.162.in-addr.arpa udp
US 8.8.8.8:53 253.102.89.159.in-addr.arpa udp
US 162.159.128.233:443 discord.com tcp
US 162.159.128.233:443 discord.com tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 162.159.128.233:443 discord.com tcp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 cdn.discordapp.com udp
US 162.159.134.233:443 cdn.discordapp.com tcp
US 8.8.8.8:53 233.134.159.162.in-addr.arpa udp
US 162.159.128.233:443 discord.com tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 198.111.78.13.in-addr.arpa udp

Files

memory/4576-0-0x0000026BBAC00000-0x0000026BBAC18000-memory.dmp

memory/4576-1-0x00007FFA71F23000-0x00007FFA71F25000-memory.dmp

memory/4576-2-0x0000026BD52F0000-0x0000026BD54B2000-memory.dmp

memory/4576-3-0x00007FFA71F20000-0x00007FFA729E1000-memory.dmp

memory/4576-4-0x0000026BD5AF0000-0x0000026BD6018000-memory.dmp

memory/4576-5-0x00007FFA71F23000-0x00007FFA71F25000-memory.dmp

memory/4576-6-0x00007FFA71F20000-0x00007FFA729E1000-memory.dmp