Malware Analysis Report

2024-11-16 13:06

Sample ID 240314-vj9rqahf3z
Target svc host.exe
SHA256 bf67e494234fdd6c09ddccb2aa749d24a8592afd8f19e22c468037f3d4324b87
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

bf67e494234fdd6c09ddccb2aa749d24a8592afd8f19e22c468037f3d4324b87

Threat Level: Known bad

The file svc host.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

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-14 17:02

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-14 17:02

Reported

2024-03-14 17:14

Platform

win7-20240221-en

Max time kernel

359s

Max time network

359s

Command Line

"C:\Users\Admin\AppData\Local\Temp\svc host.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2112 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\svc host.exe C:\Windows\system32\WerFault.exe
PID 2112 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\svc host.exe C:\Windows\system32\WerFault.exe
PID 2112 wrote to memory of 1460 N/A C:\Users\Admin\AppData\Local\Temp\svc host.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\svc host.exe

"C:\Users\Admin\AppData\Local\Temp\svc host.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2112 -s 596

Network

N/A

Files

memory/2112-0-0x000000013FB40000-0x000000013FB58000-memory.dmp

memory/2112-1-0x000007FEF59E0000-0x000007FEF63CC000-memory.dmp

memory/2112-2-0x000000001BA50000-0x000000001BAD0000-memory.dmp

memory/2112-3-0x000007FEF59E0000-0x000007FEF63CC000-memory.dmp

memory/2112-4-0x000000001BA50000-0x000000001BAD0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-14 17:02

Reported

2024-03-14 17:14

Platform

win10v2004-20240226-en

Max time kernel

593s

Max time network

603s

Command Line

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

Processes

C:\Users\Admin\AppData\Local\Temp\svc host.exe

"C:\Users\Admin\AppData\Local\Temp\svc host.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=1316 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8

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=3804 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 gateway.discord.gg udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 187.178.17.96.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 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 72.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 13.107.21.200:443 tse1.mm.bing.net tcp
US 13.107.21.200:443 tse1.mm.bing.net tcp
US 13.107.21.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 225.162.46.104.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 142.250.200.42:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 42.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 25.242.123.52.in-addr.arpa udp

Files

memory/4508-0-0x000001AEB9BB0000-0x000001AEB9BC8000-memory.dmp

memory/4508-1-0x000001AED4280000-0x000001AED4442000-memory.dmp

memory/4508-2-0x00007FFE6D0C0000-0x00007FFE6DB81000-memory.dmp

memory/4508-3-0x000001AEBB8C0000-0x000001AEBB8D0000-memory.dmp

memory/4508-4-0x000001AED5400000-0x000001AED5928000-memory.dmp

memory/4508-5-0x00007FFE6D0C0000-0x00007FFE6DB81000-memory.dmp

memory/4508-6-0x000001AEBB8C0000-0x000001AEBB8D0000-memory.dmp