Malware Analysis Report

2025-04-13 12:24

Sample ID 250102-z8ckqsyqhj
Target Client-built.exe
SHA256 07f0a68cf4af26e9355c1349bc5c60ae802630faff552081f2785a250ac6284d
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

07f0a68cf4af26e9355c1349bc5c60ae802630faff552081f2785a250ac6284d

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

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2025-01-02 21:22

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-02 21:22

Reported

2025-01-02 21:25

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

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

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Discordrat family

discordrat

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 372 wrote to memory of 1820 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 372 wrote to memory of 1820 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 372 wrote to memory of 1820 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe

Processes

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

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

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 372 -s 596

Network

N/A

Files

memory/372-0-0x000007FEF5883000-0x000007FEF5884000-memory.dmp

memory/372-1-0x000000013F7D0000-0x000000013F7E8000-memory.dmp

memory/372-2-0x000007FEF5880000-0x000007FEF626C000-memory.dmp

memory/372-3-0x000007FEF5880000-0x000007FEF626C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-02 21:22

Reported

2025-01-02 21:25

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

140s

Command Line

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

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Discordrat family

discordrat

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 8.8.8.8:53 234.135.159.162.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 85.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 133.130.81.91.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/1568-0-0x00007FFA3CEF3000-0x00007FFA3CEF5000-memory.dmp

memory/1568-1-0x00000254BB680000-0x00000254BB698000-memory.dmp

memory/1568-2-0x00000254D5C80000-0x00000254D5E42000-memory.dmp

memory/1568-3-0x00007FFA3CEF0000-0x00007FFA3D9B1000-memory.dmp

memory/1568-4-0x00000254D6480000-0x00000254D69A8000-memory.dmp

memory/1568-5-0x00007FFA3CEF3000-0x00007FFA3CEF5000-memory.dmp

memory/1568-6-0x00007FFA3CEF0000-0x00007FFA3D9B1000-memory.dmp