Malware Analysis Report

2024-10-19 08:12

Sample ID 240213-e8ckhsaf2w
Target ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe
SHA256 ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf
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

ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf

Threat Level: Known bad

The file ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.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

2024-02-13 04:36

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-13 04:36

Reported

2024-02-13 05:38

Platform

win7-20231215-en

Max time kernel

149s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe

"C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 patria.duckdns.org udp
SE 46.246.12.14:1995 patria.duckdns.org tcp

Files

memory/1040-0-0x00000000741B0000-0x000000007475B000-memory.dmp

memory/1040-1-0x00000000741B0000-0x000000007475B000-memory.dmp

memory/1040-2-0x00000000004D0000-0x0000000000510000-memory.dmp

memory/1040-3-0x00000000741B0000-0x000000007475B000-memory.dmp

memory/1040-4-0x00000000741B0000-0x000000007475B000-memory.dmp

memory/1040-5-0x00000000004D0000-0x0000000000510000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-13 04:36

Reported

2024-02-13 05:40

Platform

win10v2004-20231215-en

Max time kernel

155s

Max time network

167s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe

"C:\Users\Admin\AppData\Local\Temp\ab23de5f1c097be589e6802a230a24c10e07f60f13214e1f011042f4e51061cf.exe"

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 patria.duckdns.org udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
SE 46.246.12.14:1995 patria.duckdns.org tcp
US 8.8.8.8:53 14.12.246.46.in-addr.arpa udp
US 8.8.8.8:53 123.10.44.20.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp

Files

memory/3052-0-0x00000000745E0000-0x0000000074B91000-memory.dmp

memory/3052-1-0x0000000000FD0000-0x0000000000FE0000-memory.dmp

memory/3052-2-0x00000000745E0000-0x0000000074B91000-memory.dmp

memory/3052-3-0x00000000745E0000-0x0000000074B91000-memory.dmp

memory/3052-4-0x00000000745E0000-0x0000000074B91000-memory.dmp