Malware Analysis Report

2024-09-11 09:20

Sample ID 240610-wa97kavekl
Target release.zip
SHA256 c13a0cd7c2c2fd577703bff026b72ed81b51266afa047328c8ff1c4a4d965c97
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: 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

Discordrat family

Discord RAT

Executes dropped EXE

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-10 17:44

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

2024-06-10 17:44

Reported

2024-06-10 17:47

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

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

Files

memory/3752-0-0x000001E0148B0000-0x000001E0148C8000-memory.dmp

memory/3752-2-0x00007FFFBA0D3000-0x00007FFFBA0D5000-memory.dmp

memory/3752-1-0x000001E02F0A0000-0x000001E02F262000-memory.dmp

memory/3752-3-0x00007FFFBA0D0000-0x00007FFFBAB91000-memory.dmp

memory/3752-4-0x00007FFFBA0D0000-0x00007FFFBAB91000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 17:44

Reported

2024-06-10 17:46

Platform

win10v2004-20240508-en

Max time kernel

96s

Max time network

105s

Command Line

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

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Executes dropped EXE

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\builder.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\builder.exe N/A
N/A N/A 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"

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\Client-built.exe

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

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

"C:\Users\Admin\Desktop\Client-built.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 gateway.discord.gg udp
US 8.8.8.8:53 gateway.discord.gg udp

Files

memory/4724-0-0x00000000752AE000-0x00000000752AF000-memory.dmp

memory/4724-1-0x0000000000C10000-0x0000000000C18000-memory.dmp

memory/4724-2-0x0000000005C10000-0x00000000061B4000-memory.dmp

memory/4724-3-0x0000000005660000-0x00000000056F2000-memory.dmp

memory/4724-4-0x0000000005610000-0x000000000561A000-memory.dmp

memory/4724-5-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/4724-6-0x00000000069F0000-0x0000000006B12000-memory.dmp

memory/4724-9-0x00000000752AE000-0x00000000752AF000-memory.dmp

memory/4724-10-0x00000000752A0000-0x0000000075A50000-memory.dmp

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

MD5 5fa78b19ae158350ead3ef50feb6a7a2
SHA1 57d57ca525968fd9d5a9ee38e783e288896caa01
SHA256 1d4914ee768fbaf1b82a860ace972a01338c12a05ff7dbdde42bfab43b21a4d5
SHA512 c0d0803b5ceaa4c3013132ead8d8a95faae4a01933c41cb4c998572c2a31c971faab5bb2c488aee8d73a16a0037a78e09130e1ecd2804c40f0665399c404c00e

memory/3892-13-0x00007FFA921C3000-0x00007FFA921C5000-memory.dmp

memory/3892-14-0x0000011A172F0000-0x0000011A17308000-memory.dmp

memory/3892-15-0x0000011A31920000-0x0000011A31AE2000-memory.dmp

memory/3892-16-0x00007FFA921C0000-0x00007FFA92C81000-memory.dmp

memory/4724-18-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/3892-20-0x00007FFA921C0000-0x00007FFA92C81000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-10 17:44

Reported

2024-06-10 17:47

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

152s

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

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

Files

N/A