Malware Analysis Report

2025-01-22 14:02

Sample ID 240226-srgd2ahf9s
Target a6ad672445ef7e6d30292ccd82e3cee7
SHA256 cdc99a7ec7f7a6065ebb1233591cc00a73d0a8cc282b591b988cf16489e7261f
Tags
njrat hacked evasion persistence trojan
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

cdc99a7ec7f7a6065ebb1233591cc00a73d0a8cc282b591b988cf16489e7261f

Threat Level: Known bad

The file a6ad672445ef7e6d30292ccd82e3cee7 was found to be: Known bad.

Malicious Activity Summary

njrat hacked evasion persistence trojan

njRAT/Bladabindi

Modifies Windows Firewall

Adds Run key to start application

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-26 15:21

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-26 15:21

Reported

2024-02-26 15:24

Platform

win7-20240221-en

Max time kernel

149s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Modifies Windows Firewall

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\d7f7bdbf969509ab41b52fa587e69da0 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a6ad672445ef7e6d30292ccd82e3cee7.exe\" .." C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\d7f7bdbf969509ab41b52fa587e69da0 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a6ad672445ef7e6d30292ccd82e3cee7.exe\" .." C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe

"C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe" "a6ad672445ef7e6d30292ccd82e3cee7.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 mz911.ddns.net udp

Files

memory/2012-0-0x0000000000D40000-0x0000000000D66000-memory.dmp

memory/2012-1-0x0000000074940000-0x000000007502E000-memory.dmp

memory/2012-2-0x00000000003F0000-0x0000000000400000-memory.dmp

memory/2012-3-0x0000000004AB0000-0x0000000004AF0000-memory.dmp

memory/2012-4-0x0000000074940000-0x000000007502E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-26 15:21

Reported

2024-02-26 15:24

Platform

win10v2004-20240221-en

Max time kernel

150s

Max time network

172s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Modifies Windows Firewall

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1790404759-2178872477-2616469472-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d7f7bdbf969509ab41b52fa587e69da0 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a6ad672445ef7e6d30292ccd82e3cee7.exe\" .." C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\d7f7bdbf969509ab41b52fa587e69da0 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a6ad672445ef7e6d30292ccd82e3cee7.exe\" .." C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe

"C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\a6ad672445ef7e6d30292ccd82e3cee7.exe" "a6ad672445ef7e6d30292ccd82e3cee7.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 179.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 195.233.44.23.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 172.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 mz911.ddns.net udp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp

Files

memory/4948-0-0x00000000749F0000-0x00000000751A0000-memory.dmp

memory/4948-1-0x00000000008E0000-0x0000000000906000-memory.dmp

memory/4948-2-0x0000000005340000-0x00000000053DC000-memory.dmp

memory/4948-3-0x0000000002C60000-0x0000000002C70000-memory.dmp

memory/4948-4-0x0000000005990000-0x0000000005F34000-memory.dmp

memory/4948-5-0x0000000005540000-0x00000000055D2000-memory.dmp

memory/4948-6-0x00000000052C0000-0x00000000052D0000-memory.dmp

memory/4948-7-0x00000000054D0000-0x00000000054DA000-memory.dmp

memory/4948-8-0x00000000749F0000-0x00000000751A0000-memory.dmp