Malware Analysis Report

2024-11-16 13:04

Sample ID 240905-yj1etsyarj
Target a0bcb2876aec1eb2173e2f49c3cc1548ce04f38a593ed04d24ff0e3045c0faf6
SHA256 a0bcb2876aec1eb2173e2f49c3cc1548ce04f38a593ed04d24ff0e3045c0faf6
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

a0bcb2876aec1eb2173e2f49c3cc1548ce04f38a593ed04d24ff0e3045c0faf6

Threat Level: Known bad

The file a0bcb2876aec1eb2173e2f49c3cc1548ce04f38a593ed04d24ff0e3045c0faf6 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

2024-09-05 19:49

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-05 19:49

Reported

2024-09-05 19:52

Platform

win7-20240903-en

Max time kernel

121s

Max time network

122s

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 2276 wrote to memory of 1892 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 2276 wrote to memory of 1892 N/A C:\Users\Admin\AppData\Local\Temp\Client-built.exe C:\Windows\system32\WerFault.exe
PID 2276 wrote to memory of 1892 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 2276 -s 600

Network

N/A

Files

memory/2276-0-0x000007FEF5973000-0x000007FEF5974000-memory.dmp

memory/2276-1-0x000000013FAE0000-0x000000013FAF8000-memory.dmp

memory/2276-2-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-05 19:49

Reported

2024-09-05 19:52

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

123s

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 162.159.136.234:443 gateway.discord.gg tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 234.136.159.162.in-addr.arpa udp
US 8.8.8.8:53 34.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.56.20.217.in-addr.arpa udp

Files

memory/2860-0-0x00007FF95A9B3000-0x00007FF95A9B5000-memory.dmp

memory/2860-1-0x000002196DF90000-0x000002196DFA8000-memory.dmp

memory/2860-2-0x00000219705F0000-0x00000219707B2000-memory.dmp

memory/2860-3-0x00007FF95A9B0000-0x00007FF95B471000-memory.dmp

memory/2860-4-0x0000021970DF0000-0x0000021971318000-memory.dmp

memory/2860-5-0x00007FF95A9B3000-0x00007FF95A9B5000-memory.dmp

memory/2860-6-0x00007FF95A9B0000-0x00007FF95B471000-memory.dmp