Malware Analysis Report

2024-11-16 13:02

Sample ID 240905-nw5vza1aqe
Target release.zip
SHA256 c13a0cd7c2c2fd577703bff026b72ed81b51266afa047328c8ff1c4a4d965c97
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 Overview

score
10/10

SHA256

c13a0cd7c2c2fd577703bff026b72ed81b51266afa047328c8ff1c4a4d965c97

Threat Level: Known bad

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

Malicious Activity Summary

discordrat persistence rat rootkit stealer discovery

Discord RAT

Discordrat family

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-05 11:45

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

2024-09-05 11:45

Reported

2024-09-05 11:48

Platform

win11-20240802-en

Max time kernel

83s

Max time network

143s

Command Line

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

Processes

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

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

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 8.8.8.8:53 234.130.159.162.in-addr.arpa udp

Files

memory/5992-0-0x00007FFB63323000-0x00007FFB63325000-memory.dmp

memory/5992-1-0x0000018090A10000-0x0000018090A28000-memory.dmp

memory/5992-2-0x00000180AB0F0000-0x00000180AB2B2000-memory.dmp

memory/5992-3-0x00007FFB63320000-0x00007FFB63DE2000-memory.dmp

memory/5992-4-0x00000180ACFF0000-0x00000180AD518000-memory.dmp

memory/5992-5-0x00007FFB63323000-0x00007FFB63325000-memory.dmp

memory/5992-6-0x00007FFB63320000-0x00007FFB63DE2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-05 11:45

Reported

2024-09-05 11:48

Platform

win11-20240802-en

Max time kernel

147s

Max time network

150s

Command Line

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/1588-0-0x000000007451E000-0x000000007451F000-memory.dmp

memory/1588-1-0x0000000000FA0000-0x0000000000FA8000-memory.dmp

memory/1588-2-0x0000000005FD0000-0x0000000006576000-memory.dmp

memory/1588-3-0x0000000005910000-0x00000000059A2000-memory.dmp

memory/1588-4-0x00000000059C0000-0x00000000059CA000-memory.dmp

memory/1588-5-0x0000000074510000-0x0000000074CC1000-memory.dmp

memory/1588-6-0x000000007451E000-0x000000007451F000-memory.dmp

memory/1588-7-0x0000000074510000-0x0000000074CC1000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-09-05 11:45

Reported

2024-09-05 11:48

Platform

win11-20240802-en

Max time kernel

7s

Command Line

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

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

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

Network

N/A

Files

N/A