Malware Analysis Report

2025-06-16 06:50

Sample ID 221010-z17qxaddfq
Target cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.zip
SHA256 a477b35d5df3c1a449e42026ad7d26b17579d3f519263be93352a6014326b179
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

a477b35d5df3c1a449e42026ad7d26b17579d3f519263be93352a6014326b179

Threat Level: Known bad

The file cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.zip was found to be: Known bad.

Malicious Activity Summary

nyan cat njrat

Njrat family

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-10-10 21:12

Signatures

Njrat family

njrat

Analysis: behavioral1

Detonation Overview

Submitted

2022-10-10 21:12

Reported

2022-10-10 21:14

Platform

win7-20220901-en

Max time kernel

142s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe

"C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 nyas22.duckdns.org udp
US 64.44.167.136:57831 nyas22.duckdns.org tcp

Files

memory/1900-54-0x00000000759F1000-0x00000000759F3000-memory.dmp

memory/1900-55-0x0000000074A00000-0x0000000074FAB000-memory.dmp

memory/1900-56-0x0000000074A00000-0x0000000074FAB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-10-10 21:12

Reported

2022-10-10 21:14

Platform

win10v2004-20220812-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe

"C:\Users\Admin\AppData\Local\Temp\cbc4c00395ee3d24d1f5a1dd64cfb0b74648f0371a0665287dd8108181e7668b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 nyas22.duckdns.org udp
US 64.44.167.136:57831 nyas22.duckdns.org tcp
US 93.184.220.29:80 tcp
US 93.184.220.29:80 tcp
NL 104.80.225.205:443 tcp
US 93.184.220.29:80 tcp

Files

memory/3232-132-0x0000000075340000-0x00000000758F1000-memory.dmp

memory/3232-133-0x0000000075340000-0x00000000758F1000-memory.dmp