Malware Analysis Report

2025-04-13 23:42

Sample ID 230816-cpymjagc7y
Target d46f1f55a640e3ef3b694602a70e59ed.bin
SHA256 67ac46138c7a8c05499a1df129e0a5c783ce63c1adb13af70a7b7729e75e6d14
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

67ac46138c7a8c05499a1df129e0a5c783ce63c1adb13af70a7b7729e75e6d14

Threat Level: Known bad

The file d46f1f55a640e3ef3b694602a70e59ed.bin 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

2023-08-16 02:15

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-16 02:15

Reported

2023-08-16 02:18

Platform

win7-20230712-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe

"C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp

Files

memory/2912-53-0x0000000074970000-0x0000000074F1B000-memory.dmp

memory/2912-54-0x0000000074970000-0x0000000074F1B000-memory.dmp

memory/2912-55-0x0000000000210000-0x0000000000250000-memory.dmp

memory/2912-56-0x0000000074970000-0x0000000074F1B000-memory.dmp

memory/2912-57-0x0000000074970000-0x0000000074F1B000-memory.dmp

memory/2912-58-0x0000000000210000-0x0000000000250000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-16 02:15

Reported

2023-08-16 02:18

Platform

win10v2004-20230703-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe

"C:\Users\Admin\AppData\Local\Temp\d6ad84287643e005e6a53037fbddd106b224524ad2b6157eee6445942cb6a954.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 86.8.109.52.in-addr.arpa udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp
US 8.8.8.8:53 2.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 fortuna777.duckdns.org udp
SE 46.246.14.22:1994 fortuna777.duckdns.org tcp

Files

memory/3760-133-0x0000000075430000-0x00000000759E1000-memory.dmp

memory/3760-134-0x0000000075430000-0x00000000759E1000-memory.dmp

memory/3760-135-0x0000000001180000-0x0000000001190000-memory.dmp

memory/3760-136-0x0000000075430000-0x00000000759E1000-memory.dmp

memory/3760-137-0x0000000075430000-0x00000000759E1000-memory.dmp

memory/3760-138-0x0000000001180000-0x0000000001190000-memory.dmp