Malware Analysis Report

2024-11-16 13:03

Sample ID 240906-sj5rnatdnc
Target release.zip
SHA256 c13a0cd7c2c2fd577703bff026b72ed81b51266afa047328c8ff1c4a4d965c97
Tags
discordrat discovery 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 Overview

score
10/10

SHA256

c13a0cd7c2c2fd577703bff026b72ed81b51266afa047328c8ff1c4a4d965c97

Threat Level: Known bad

The file release.zip was found to be: Known bad.

Malicious Activity Summary

discordrat discovery persistence rat rootkit stealer

Discord RAT

Discordrat family

Executes dropped EXE

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-06 15:10

Signatures

Discordrat family

discordrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-06 15:10

Reported

2024-09-06 15:11

Platform

win10v2004-20240802-en

Max time kernel

45s

Max time network

55s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\release.zip

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\Desktop\release\Client-built.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\Desktop\release\builder.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\Desktop\release\Client-built.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\Desktop\release\builder.exe N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\release.zip

C:\Windows\System32\rundll32.exe

C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding

C:\Users\Admin\Desktop\release\builder.exe

"C:\Users\Admin\Desktop\release\builder.exe"

C:\Users\Admin\Desktop\release\Client-built.exe

"C:\Users\Admin\Desktop\release\Client-built.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
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

Files

memory/2356-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

memory/2356-1-0x00000000008E0000-0x00000000008E8000-memory.dmp

memory/2356-2-0x0000000005810000-0x0000000005DB4000-memory.dmp

memory/2356-3-0x0000000005300000-0x0000000005392000-memory.dmp

memory/2356-4-0x0000000074AD0000-0x0000000075280000-memory.dmp

memory/2356-5-0x0000000005490000-0x000000000549A000-memory.dmp

memory/2356-6-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

memory/2356-7-0x0000000074AD0000-0x0000000075280000-memory.dmp

memory/2356-8-0x00000000086D0000-0x00000000087F2000-memory.dmp

memory/2356-11-0x0000000074AD0000-0x0000000075280000-memory.dmp

C:\Users\Admin\Desktop\release\Client-built.exe

MD5 9bde8fc3432cda1e916c2ff439a0137e
SHA1 425624a8329f7433abbfacac824c39a7f5ef9d3e
SHA256 60fa65f2377ad6fc21a765d39cc5d433539ca98718129fbffb12b7da43099883
SHA512 cf944136987000b4a0b5102492abddf689c8e0fc8b84f66910ec6957ae0d4b60c3b8d23f9aae3bd0f0b10cbfccffbce1e5c8183f709f93fcc1b069d91e988e04

memory/2020-14-0x000001C3B0BA0000-0x000001C3B0BB8000-memory.dmp

memory/2020-15-0x000001C3CB180000-0x000001C3CB342000-memory.dmp

memory/2020-16-0x000001C3CC270000-0x000001C3CC798000-memory.dmp