Malware Analysis Report

2025-04-13 12:24

Sample ID 250104-qq1p6stmfj
Target Bootstrapper.exe
SHA256 daa9a722b82d251a4db096f7ec24308b21f8e1e357233d67268ed09b6d9ca6ab
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

daa9a722b82d251a4db096f7ec24308b21f8e1e357233d67268ed09b6d9ca6ab

Threat Level: Known bad

The file Bootstrapper.exe was found to be: Known bad.

Malicious Activity Summary

discordrat persistence rat rootkit stealer

Discordrat family

Discord RAT

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

2025-01-04 13:28

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-04 13:28

Reported

2025-01-04 13:31

Platform

win7-20240903-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Discordrat family

discordrat

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2336 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe C:\Windows\system32\WerFault.exe
PID 2336 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe C:\Windows\system32\WerFault.exe
PID 2336 wrote to memory of 2920 N/A C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe

"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2336 -s 600

Network

N/A

Files

memory/2336-0-0x000007FEF59F3000-0x000007FEF59F4000-memory.dmp

memory/2336-1-0x000000013FD30000-0x000000013FD48000-memory.dmp

memory/2336-2-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

memory/2336-3-0x000007FEF59F0000-0x000007FEF63DC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-04 13:28

Reported

2025-01-04 13:31

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.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\Bootstrapper.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe

"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.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
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa 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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 discord.com udp
US 162.159.137.232:443 discord.com tcp
US 8.8.8.8:53 232.137.159.162.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 8.8.8.8:53 253.102.89.159.in-addr.arpa udp
DE 159.89.102.253:443 geolocation-db.com tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 162.159.137.232:443 discord.com tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.252.100.95.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/4436-0-0x00007FF97C103000-0x00007FF97C105000-memory.dmp

memory/4436-1-0x000001F1A9B10000-0x000001F1A9B28000-memory.dmp

memory/4436-2-0x000001F1C4180000-0x000001F1C4342000-memory.dmp

memory/4436-3-0x00007FF97C100000-0x00007FF97CBC1000-memory.dmp

memory/4436-4-0x00007FF97C103000-0x00007FF97C105000-memory.dmp

memory/4436-5-0x00007FF97C100000-0x00007FF97CBC1000-memory.dmp

memory/4436-6-0x000001F1C4AC0000-0x000001F1C4FE8000-memory.dmp