Malware Analysis Report

2024-09-11 09:07

Sample ID 240628-qnttva1hlb
Target compiler.exe
SHA256 cd28a30e4e7970b5fe7e2d2ab0244a41ed3fed048904d671ce2db28de1a87529
Tags
discordrat persistence rat rootkit stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

cd28a30e4e7970b5fe7e2d2ab0244a41ed3fed048904d671ce2db28de1a87529

Threat Level: Known bad

The file compiler.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 Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-28 13:24

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-28 13:24

Reported

2024-06-28 13:27

Platform

win7-20240220-en

Max time kernel

120s

Max time network

121s

Command Line

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

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2008 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\compiler.exe C:\Windows\system32\WerFault.exe
PID 2008 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\compiler.exe C:\Windows\system32\WerFault.exe
PID 2008 wrote to memory of 1996 N/A C:\Users\Admin\AppData\Local\Temp\compiler.exe C:\Windows\system32\WerFault.exe

Processes

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

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

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2008 -s 596

Network

N/A

Files

memory/2008-0-0x000007FEF5763000-0x000007FEF5764000-memory.dmp

memory/2008-1-0x000000013F3E0000-0x000000013F3F8000-memory.dmp

memory/2008-2-0x000007FEF5760000-0x000007FEF614C000-memory.dmp

memory/2008-3-0x000007FEF5763000-0x000007FEF5764000-memory.dmp

memory/2008-4-0x000007FEF5760000-0x000007FEF614C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 13:24

Reported

2024-06-28 13:27

Platform

win10v2004-20240226-en

Max time kernel

139s

Max time network

150s

Command Line

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

Processes

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

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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4060 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
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 76.234.34.23.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 95.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 172.217.16.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 i.pki.goog udp
US 8.8.8.8:53 i.pki.goog udp
GB 172.217.169.67:80 i.pki.goog tcp
US 8.8.8.8:53 234.16.217.172.in-addr.arpa udp
US 8.8.8.8:53 67.169.217.172.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 84.65.42.20.in-addr.arpa udp

Files

memory/3256-0-0x00007FFCE8BB3000-0x00007FFCE8BB5000-memory.dmp

memory/3256-1-0x00000260BA1A0000-0x00000260BA1B8000-memory.dmp

memory/3256-2-0x00000260D4830000-0x00000260D49F2000-memory.dmp

memory/3256-3-0x00007FFCE8BB0000-0x00007FFCE9671000-memory.dmp

memory/3256-4-0x00000260D5070000-0x00000260D5598000-memory.dmp

memory/3256-5-0x00007FFCE8BB3000-0x00007FFCE8BB5000-memory.dmp

memory/3256-6-0x00007FFCE8BB0000-0x00007FFCE9671000-memory.dmp