Malware Analysis Report

2024-10-23 20:54

Sample ID 240211-gxd1bade21
Target f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe
SHA256 f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399
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

f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399

Threat Level: Known bad

The file f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.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

2024-02-11 06:10

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-11 06:10

Reported

2024-02-11 06:13

Platform

win7-20231129-en

Max time kernel

148s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe

"C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 junio2023.duckdns.org udp
DE 167.86.86.15:3333 junio2023.duckdns.org tcp

Files

memory/2368-1-0x00000000004D0000-0x0000000000510000-memory.dmp

memory/2368-0-0x0000000074AC0000-0x000000007506B000-memory.dmp

memory/2368-2-0x0000000074AC0000-0x000000007506B000-memory.dmp

memory/2368-3-0x0000000074AC0000-0x000000007506B000-memory.dmp

memory/2368-4-0x00000000004D0000-0x0000000000510000-memory.dmp

memory/2368-5-0x0000000074AC0000-0x000000007506B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-11 06:10

Reported

2024-02-11 06:13

Platform

win10v2004-20231222-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe

"C:\Users\Admin\AppData\Local\Temp\f307432d9b11a759e000944743449b0c56499dfb51783e631327fed85a1c5399.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 junio2023.duckdns.org udp
DE 167.86.86.15:3333 junio2023.duckdns.org tcp
US 8.8.8.8:53 15.86.86.167.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 10.179.89.13.in-addr.arpa udp

Files

memory/1224-1-0x0000000001120000-0x0000000001130000-memory.dmp

memory/1224-0-0x0000000074630000-0x0000000074BE1000-memory.dmp

memory/1224-2-0x0000000074630000-0x0000000074BE1000-memory.dmp

memory/1224-3-0x0000000074630000-0x0000000074BE1000-memory.dmp

memory/1224-4-0x0000000001120000-0x0000000001130000-memory.dmp