Malware Analysis Report

2024-10-19 08:12

Sample ID 240219-wr5cmsah27
Target bTDl.exe
SHA256 cabefcbafeb635832ee95c34da10993a8e47231de1bae661d3448e5ddd7aa2f3
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

cabefcbafeb635832ee95c34da10993a8e47231de1bae661d3448e5ddd7aa2f3

Threat Level: Known bad

The file bTDl.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

2024-02-19 18:10

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-19 18:10

Reported

2024-02-19 18:31

Platform

win7-20231215-en

Max time kernel

149s

Max time network

173s

Command Line

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

Signatures

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 berlyndinero.duckdns.org udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
US 8.8.8.8:53 berlyndinero.duckdns.org udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
US 8.8.8.8:53 berlyndinero.duckdns.org udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp

Files

memory/1936-0-0x0000000074510000-0x0000000074ABB000-memory.dmp

memory/1936-1-0x0000000074510000-0x0000000074ABB000-memory.dmp

memory/1936-2-0x00000000020F0000-0x0000000002130000-memory.dmp

memory/1936-3-0x0000000074510000-0x0000000074ABB000-memory.dmp

memory/1936-4-0x0000000074510000-0x0000000074ABB000-memory.dmp

memory/1936-5-0x00000000020F0000-0x0000000002130000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-19 18:10

Reported

2024-02-19 18:31

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

182s

Command Line

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

Signatures

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 187.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 berlyndinero.duckdns.org udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
US 8.8.8.8:53 49.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 berlyndinero.duckdns.org udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 88.16.208.104.in-addr.arpa udp
SE 46.246.80.71:7771 berlyndinero.duckdns.org tcp

Files

memory/4476-0-0x00000000747B0000-0x0000000074D61000-memory.dmp

memory/4476-1-0x00000000747B0000-0x0000000074D61000-memory.dmp

memory/4476-2-0x0000000001740000-0x0000000001750000-memory.dmp

memory/4476-3-0x00000000747B0000-0x0000000074D61000-memory.dmp

memory/4476-4-0x00000000747B0000-0x0000000074D61000-memory.dmp