Malware Analysis Report

2024-11-16 13:02

Sample ID 240826-xbw7rszhnl
Target DiscordRATCopy.zip
SHA256 a0adaba6598641c1b4f34d70678dfdbdb4f8c64a42a7bf6d33d2816e0958ea31
Tags
discordrat persistence rat rootkit stealer discovery
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a0adaba6598641c1b4f34d70678dfdbdb4f8c64a42a7bf6d33d2816e0958ea31

Threat Level: Known bad

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

Malicious Activity Summary

discordrat persistence rat rootkit stealer discovery

Discord RAT

Discordrat family

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-26 18:41

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

2024-08-26 18:41

Reported

2024-08-26 18:43

Platform

win7-20240705-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\Release\Discord rat.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Processes

C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\Release\Discord rat.exe

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\Release\Discord rat.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 948 -s 600

Network

N/A

Files

memory/948-0-0x000007FEF5E53000-0x000007FEF5E54000-memory.dmp

memory/948-1-0x000000013FD10000-0x000000013FD28000-memory.dmp

memory/948-2-0x000007FEF5E50000-0x000007FEF683C000-memory.dmp

memory/948-3-0x000007FEF5E53000-0x000007FEF5E54000-memory.dmp

memory/948-4-0x000007FEF5E50000-0x000007FEF683C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-26 18:41

Reported

2024-08-26 18:43

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\Release\Discord rat.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\DiscordRAT - Copy\Release\Discord rat.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\Release\Discord rat.exe

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\Release\Discord rat.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 --field-trial-handle=4336,i,16316361669272684588,6171287487746154806,262144 --variations-seed-version --mojo-platform-channel-handle=1040 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 gateway.discord.gg udp
US 162.159.130.234:443 gateway.discord.gg tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 234.130.159.162.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

memory/1536-1-0x000001DEA3500000-0x000001DEA3518000-memory.dmp

memory/1536-0-0x00007FFA25483000-0x00007FFA25485000-memory.dmp

memory/1536-2-0x000001DEBDBA0000-0x000001DEBDD62000-memory.dmp

memory/1536-3-0x00007FFA25480000-0x00007FFA25F41000-memory.dmp

memory/1536-4-0x000001DEBE3A0000-0x000001DEBE8C8000-memory.dmp

memory/1536-5-0x00007FFA25483000-0x00007FFA25485000-memory.dmp

memory/1536-6-0x00007FFA25480000-0x00007FFA25F41000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-08-26 18:41

Reported

2024-08-26 18:43

Platform

win7-20240704-en

Max time kernel

117s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe"

Network

N/A

Files

memory/1628-0-0x000000007435E000-0x000000007435F000-memory.dmp

memory/1628-1-0x0000000001280000-0x0000000001288000-memory.dmp

memory/1628-2-0x0000000074350000-0x0000000074A3E000-memory.dmp

memory/1628-3-0x0000000074350000-0x0000000074A3E000-memory.dmp

memory/1628-4-0x000000007435E000-0x000000007435F000-memory.dmp

memory/1628-5-0x0000000074350000-0x0000000074A3E000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-08-26 18:41

Reported

2024-08-26 18:43

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe

"C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\builder.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 22.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp

Files

memory/5108-0-0x000000007491E000-0x000000007491F000-memory.dmp

memory/5108-1-0x0000000000490000-0x0000000000498000-memory.dmp

memory/5108-2-0x0000000005480000-0x0000000005A24000-memory.dmp

memory/5108-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp

memory/5108-4-0x0000000004E90000-0x0000000004E9A000-memory.dmp

memory/5108-5-0x0000000074910000-0x00000000750C0000-memory.dmp

memory/5108-6-0x000000007491E000-0x000000007491F000-memory.dmp

memory/5108-7-0x0000000074910000-0x00000000750C0000-memory.dmp

Analysis: behavioral5

Detonation Overview

Submitted

2024-08-26 18:41

Reported

2024-08-26 18:43

Platform

win7-20240704-en

Max time kernel

117s

Max time network

118s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\dnlib.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\dnlib.dll",#1

Network

N/A

Files

N/A

Analysis: behavioral6

Detonation Overview

Submitted

2024-08-26 18:41

Reported

2024-08-26 18:43

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

126s

Command Line

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\dnlib.dll",#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe "C:\Users\Admin\AppData\Local\Temp\DiscordRAT - Copy\dnlib.dll",#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

N/A