Malware Analysis Report

2024-10-19 08:12

Sample ID 240216-gj8yjaba6x
Target 358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe
SHA256 358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b
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

358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b

Threat Level: Known bad

The file 358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.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

2024-02-16 05:51

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-16 05:51

Reported

2024-02-16 05:53

Platform

win7-20240215-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe

"C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 yuya0415.duckdns.org udp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
US 8.8.8.8:53 yuya0415.duckdns.org udp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
US 8.8.8.8:53 yuya0415.duckdns.org udp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp

Files

memory/2356-0-0x0000000074AD0000-0x000000007507B000-memory.dmp

memory/2356-1-0x00000000004C0000-0x0000000000500000-memory.dmp

memory/2356-2-0x0000000074AD0000-0x000000007507B000-memory.dmp

memory/2356-3-0x0000000074AD0000-0x000000007507B000-memory.dmp

memory/2356-4-0x00000000004C0000-0x0000000000500000-memory.dmp

memory/2356-5-0x0000000074AD0000-0x000000007507B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-16 05:51

Reported

2024-02-16 05:53

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe

"C:\Users\Admin\AppData\Local\Temp\358695c2f93cdcc4c0c0d8d6ddb62a03c4c2e6c5d38677d0d1a66de7cc6a744b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 yuya0415.duckdns.org udp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 yuya0415.duckdns.org udp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp
SE 46.246.82.18:415 yuya0415.duckdns.org tcp

Files

memory/2568-0-0x0000000074740000-0x0000000074CF1000-memory.dmp

memory/2568-1-0x0000000001600000-0x0000000001610000-memory.dmp

memory/2568-2-0x0000000074740000-0x0000000074CF1000-memory.dmp

memory/2568-3-0x0000000074740000-0x0000000074CF1000-memory.dmp

memory/2568-4-0x0000000001600000-0x0000000001610000-memory.dmp

memory/2568-5-0x0000000074740000-0x0000000074CF1000-memory.dmp