Malware Analysis Report

2025-04-13 23:41

Sample ID 230811-yv1jzaad9w
Target xZJKmUXowvtp.exe
SHA256 784e7f352ce8a8ca2e2909967bb42e67652e964c981640222ba11aaa148f092d
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

784e7f352ce8a8ca2e2909967bb42e67652e964c981640222ba11aaa148f092d

Threat Level: Known bad

The file xZJKmUXowvtp.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

2023-08-11 20:07

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-11 20:07

Reported

2023-08-11 20:09

Platform

win7-20230712-en

Max time kernel

150s

Max time network

145s

Command Line

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

Signatures

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.82.6:1994 fortuna777.duckdns.org tcp

Files

memory/2596-53-0x0000000074050000-0x00000000745FB000-memory.dmp

memory/2596-54-0x0000000074050000-0x00000000745FB000-memory.dmp

memory/2596-55-0x0000000000A00000-0x0000000000A40000-memory.dmp

memory/2596-56-0x0000000074050000-0x00000000745FB000-memory.dmp

memory/2596-57-0x0000000074050000-0x00000000745FB000-memory.dmp

memory/2596-58-0x0000000000A00000-0x0000000000A40000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-11 20:07

Reported

2023-08-11 20:09

Platform

win10v2004-20230703-en

Max time kernel

150s

Max time network

147s

Command Line

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

Signatures

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.82.6:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 6.82.246.46.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp

Files

memory/3972-133-0x0000000074D50000-0x0000000075301000-memory.dmp

memory/3972-134-0x0000000074D50000-0x0000000075301000-memory.dmp

memory/3972-135-0x0000000001350000-0x0000000001360000-memory.dmp

memory/3972-136-0x0000000074D50000-0x0000000075301000-memory.dmp

memory/3972-137-0x0000000074D50000-0x0000000075301000-memory.dmp

memory/3972-138-0x0000000001350000-0x0000000001360000-memory.dmp