Malware Analysis Report

2025-03-15 06:26

Sample ID 240123-bvjj5aefbr
Target a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe
SHA256 a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854
Tags
hacked njrat evasion
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854

Threat Level: Known bad

The file a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe was found to be: Known bad.

Malicious Activity Summary

hacked njrat evasion

Njrat family

Modifies Windows Firewall

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-23 01:27

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-23 01:27

Reported

2024-01-23 01:30

Platform

win7-20231215-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe"

Signatures

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe

"C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe" "a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe" ENABLE

Network

Country Destination Domain Proto
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp

Files

memory/2212-0-0x0000000074D90000-0x000000007533B000-memory.dmp

memory/2212-1-0x0000000074D90000-0x000000007533B000-memory.dmp

memory/2212-2-0x00000000004D0000-0x0000000000510000-memory.dmp

memory/2212-3-0x0000000074D90000-0x000000007533B000-memory.dmp

memory/2212-4-0x0000000074D90000-0x000000007533B000-memory.dmp

memory/2212-5-0x00000000004D0000-0x0000000000510000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-23 01:27

Reported

2024-01-23 01:30

Platform

win10v2004-20231222-en

Max time kernel

149s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe"

Signatures

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe

"C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe" "a5ea2ffe9edc8e65949ee701afb850605c5114e92974af29e75878d6215c0854.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
US 8.8.8.8:53 57.110.18.2.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
N/A 127.0.0.1:1221 tcp
US 8.8.8.8:53 225.162.46.104.in-addr.arpa udp
N/A 127.0.0.1:1221 tcp

Files

memory/5964-0-0x0000000074B30000-0x00000000750E1000-memory.dmp

memory/5964-1-0x0000000074B30000-0x00000000750E1000-memory.dmp

memory/5964-2-0x0000000001210000-0x0000000001220000-memory.dmp

memory/5964-3-0x0000000074B30000-0x00000000750E1000-memory.dmp

memory/5964-4-0x0000000074B30000-0x00000000750E1000-memory.dmp