Malware Analysis Report

2024-12-07 13:47

Sample ID 241118-wz5ndasckd
Target Client-built.exe
SHA256 0e8e372dea375087a4a50e6698f1e5d1ea8625338dc8509dc7e3ee0004fb0378
Tags
discordrat persistence rat rootkit stealer
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

0e8e372dea375087a4a50e6698f1e5d1ea8625338dc8509dc7e3ee0004fb0378

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

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-18 18:22

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-18 18:22

Reported

2024-11-18 18:25

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 1248 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 1248 wrote to memory of 2084 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 1248 wrote to memory of 2084 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 1248 -s 596

Network

N/A

Files

memory/1248-0-0x000007FEF53E3000-0x000007FEF53E4000-memory.dmp

memory/1248-1-0x000000013F5E0000-0x000000013F5F8000-memory.dmp

memory/1248-2-0x000007FEF53E0000-0x000007FEF5DCC000-memory.dmp

memory/1248-3-0x000007FEF53E0000-0x000007FEF5DCC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-18 18:22

Reported

2024-11-18 18:25

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

151s

Command Line

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

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Discordrat family

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

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 8.8.8.8.in-addr.arpa udp
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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 234.133.159.162.in-addr.arpa udp
US 8.8.8.8:53 86.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 discord.com udp
US 162.159.136.232:443 discord.com tcp
US 8.8.8.8:53 232.136.159.162.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 162.159.136.232:443 discord.com tcp
US 8.8.8.8:53 253.102.89.159.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 181.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 85.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/4332-0-0x00007FFB68253000-0x00007FFB68255000-memory.dmp

memory/4332-1-0x0000021243A30000-0x0000021243A48000-memory.dmp

memory/4332-2-0x000002125DFE0000-0x000002125E1A2000-memory.dmp

memory/4332-3-0x00007FFB68250000-0x00007FFB68D11000-memory.dmp

memory/4332-4-0x000002125E820000-0x000002125ED48000-memory.dmp

memory/4332-5-0x00007FFB68253000-0x00007FFB68255000-memory.dmp

memory/4332-6-0x00007FFB68250000-0x00007FFB68D11000-memory.dmp