Malware Analysis Report

2025-04-13 23:41

Sample ID 230820-xg91tagg99
Target bOYE.exe
SHA256 ba4e87b503573bc23a39337de023711bf0346da26f64d1df83341414632cc07b
Tags
nyan cat njrat
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

ba4e87b503573bc23a39337de023711bf0346da26f64d1df83341414632cc07b

Threat Level: Known bad

The file bOYE.exe was found to be: Known bad.

Malicious Activity Summary

nyan cat njrat

Njrat family

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-20 18:50

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-20 18:50

Reported

2023-08-20 18:53

Platform

win7-20230712-en

Max time kernel

150s

Max time network

150s

Command Line

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

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp

Files

memory/2556-54-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/2556-55-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/2556-56-0x0000000000930000-0x0000000000970000-memory.dmp

memory/2556-57-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/2556-58-0x0000000074020000-0x00000000745CB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-20 18:50

Reported

2023-08-20 18:53

Platform

win10v2004-20230703-en

Max time kernel

149s

Max time network

154s

Command Line

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

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bOYE.exe N/A

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 83.121.18.2.in-addr.arpa udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 254.1.248.8.in-addr.arpa udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 67.112.168.52.in-addr.arpa udp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp
SE 46.246.14.10:1994 fortuna777.duckdns.org tcp

Files

memory/1380-133-0x0000000074610000-0x0000000074BC1000-memory.dmp

memory/1380-134-0x0000000074610000-0x0000000074BC1000-memory.dmp

memory/1380-135-0x00000000010E0000-0x00000000010F0000-memory.dmp

memory/1380-136-0x0000000074610000-0x0000000074BC1000-memory.dmp

memory/1380-137-0x0000000074610000-0x0000000074BC1000-memory.dmp

memory/1380-138-0x00000000010E0000-0x00000000010F0000-memory.dmp