Malware Analysis Report

2024-10-23 20:54

Sample ID 240213-dkfrlafb57
Target 52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe
SHA256 52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802
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

52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802

Threat Level: Known bad

The file 52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.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 03:03

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 03:03

Reported

2024-02-13 03:19

Platform

win7-20231215-en

Max time kernel

149s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe

"C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.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/2220-1-0x0000000001FC0000-0x0000000002000000-memory.dmp

memory/2220-0-0x0000000074AA0000-0x000000007504B000-memory.dmp

memory/2220-2-0x0000000074AA0000-0x000000007504B000-memory.dmp

memory/2220-3-0x0000000074AA0000-0x000000007504B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-13 03:03

Reported

2024-02-13 03:19

Platform

win10v2004-20231215-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe

"C:\Users\Admin\AppData\Local\Temp\52d41d2b5b9fc7877624d603d1d935bcc4c9ca1fe06918664815330c9415b802.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 patria.duckdns.org 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 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 67.112.168.52.in-addr.arpa udp

Files

memory/3684-1-0x0000000000C10000-0x0000000000C20000-memory.dmp

memory/3684-2-0x0000000074CA0000-0x0000000075251000-memory.dmp

memory/3684-0-0x0000000074CA0000-0x0000000075251000-memory.dmp

memory/3684-3-0x0000000074CA0000-0x0000000075251000-memory.dmp

memory/3684-4-0x0000000000C10000-0x0000000000C20000-memory.dmp

memory/3684-5-0x0000000074CA0000-0x0000000075251000-memory.dmp