Malware Analysis Report

2024-11-16 13:04

Sample ID 240903-rqaz7azgnf
Target Client-built.exe
SHA256 408f0f6aeea0e955ae90664a025a53943c15387d7543c2071233c55837406dd5
Tags
discordrat persistence rat rootkit stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

408f0f6aeea0e955ae90664a025a53943c15387d7543c2071233c55837406dd5

Threat Level: Known bad

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

Malicious Activity Summary

discordrat persistence rat rootkit stealer

Discord RAT

Discordrat family

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-09-03 14:23

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-03 14:23

Reported

2024-09-03 14:25

Platform

win10v2004-20240802-en

Max time kernel

51s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Client-built.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\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 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/2412-0-0x00007FF9A94A3000-0x00007FF9A94A5000-memory.dmp

memory/2412-1-0x0000021E2F090000-0x0000021E2F0A8000-memory.dmp

memory/2412-2-0x0000021E49680000-0x0000021E49842000-memory.dmp

memory/2412-3-0x00007FF9A94A0000-0x00007FF9A9F61000-memory.dmp

memory/2412-4-0x00007FF9A94A3000-0x00007FF9A94A5000-memory.dmp

memory/2412-5-0x00007FF9A94A0000-0x00007FF9A9F61000-memory.dmp

memory/2412-6-0x00007FF9A94A0000-0x00007FF9A9F61000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-03 14:23

Reported

2024-09-03 14:24

Platform

win7-20240903-en

Max time kernel

32s

Max time network

39s

Command Line

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

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2636 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 2636 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 2636 wrote to memory of 2676 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 2636 -s 600

C:\Windows\explorer.exe

"C:\Windows\explorer.exe"

Network

N/A

Files

memory/2636-0-0x000007FEF5F03000-0x000007FEF5F04000-memory.dmp

memory/2636-1-0x000000013F9E0000-0x000000013F9F8000-memory.dmp

memory/2636-2-0x000007FEF5F00000-0x000007FEF68EC000-memory.dmp

memory/2636-3-0x000007FEF5F00000-0x000007FEF68EC000-memory.dmp