Malware Analysis Report

2024-10-19 08:12

Sample ID 240223-ge2zescb2x
Target e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe
SHA256 e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d
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

e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d

Threat Level: Known bad

The file e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.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

2024-02-23 05:43

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-23 05:43

Reported

2024-02-23 05:46

Platform

win7-20240221-en

Max time kernel

149s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe

"C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ecuaecua.duckdns.org udp
SE 46.246.86.8:2054 ecuaecua.duckdns.org tcp

Files

memory/2244-0-0x0000000073F00000-0x00000000744AB000-memory.dmp

memory/2244-1-0x0000000073F00000-0x00000000744AB000-memory.dmp

memory/2244-2-0x0000000000A70000-0x0000000000AB0000-memory.dmp

memory/2244-3-0x0000000073F00000-0x00000000744AB000-memory.dmp

memory/2244-4-0x0000000073F00000-0x00000000744AB000-memory.dmp

memory/2244-5-0x0000000000A70000-0x0000000000AB0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-23 05:43

Reported

2024-02-23 05:46

Platform

win10v2004-20240221-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe

"C:\Users\Admin\AppData\Local\Temp\e5175bedc7e00e2813dfffe045f6707e44bc17e00130986820085fb40b96636d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 ecuaecua.duckdns.org udp
SE 46.246.86.8:2054 ecuaecua.duckdns.org tcp
US 8.8.8.8:53 8.86.246.46.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.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 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 4.173.189.20.in-addr.arpa udp

Files

memory/3392-0-0x00000000750B0000-0x0000000075661000-memory.dmp

memory/3392-1-0x0000000001420000-0x0000000001430000-memory.dmp

memory/3392-2-0x00000000750B0000-0x0000000075661000-memory.dmp

memory/3392-3-0x00000000750B0000-0x0000000075661000-memory.dmp

memory/3392-4-0x00000000750B0000-0x0000000075661000-memory.dmp