Malware Analysis Report

2025-03-15 06:21

Sample ID 240929-23dxqayeng
Target 556e9dd4b013cff0ebdcf092179cd0c5.exe
SHA256 e2d1db2b4f714c6224fad8f22f9dc19c0f236ad161397843956aacacde9d3cb9
Tags
njrat hacked discovery 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

e2d1db2b4f714c6224fad8f22f9dc19c0f236ad161397843956aacacde9d3cb9

Threat Level: Known bad

The file 556e9dd4b013cff0ebdcf092179cd0c5.exe was found to be: Known bad.

Malicious Activity Summary

njrat hacked discovery persistence trojan

njRAT/Bladabindi

Drops startup file

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-29 23:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-29 23:06

Reported

2024-09-29 23:08

Platform

win7-20240903-en

Max time kernel

149s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Drops startup file

Description Indicator Process Target
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\556e9dd4b013cff0ebdcf092179cd0c5.exe\" .." C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\556e9dd4b013cff0ebdcf092179cd0c5.exe\" .." C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe

"C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp

Files

memory/1544-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

memory/1544-1-0x0000000000EA0000-0x0000000000ED4000-memory.dmp

memory/1544-2-0x00000000002E0000-0x00000000002F2000-memory.dmp

memory/1544-3-0x0000000074CA0000-0x000000007538E000-memory.dmp

memory/1544-5-0x0000000074CA0000-0x000000007538E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-29 23:06

Reported

2024-09-29 23:08

Platform

win10v2004-20240802-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\556e9dd4b013cff0ebdcf092179cd0c5.exe\" .." C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\556e9dd4b013cff0ebdcf092179cd0c5.exe\" .." C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe

"C:\Users\Admin\AppData\Local\Temp\556e9dd4b013cff0ebdcf092179cd0c5.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp

Files

memory/1640-0-0x00000000748BE000-0x00000000748BF000-memory.dmp

memory/1640-1-0x0000000000750000-0x0000000000784000-memory.dmp

memory/1640-2-0x0000000005070000-0x0000000005082000-memory.dmp

memory/1640-3-0x0000000005140000-0x00000000051DC000-memory.dmp

memory/1640-4-0x00000000059A0000-0x0000000005F44000-memory.dmp

memory/1640-5-0x00000000748B0000-0x0000000075060000-memory.dmp

memory/1640-6-0x0000000005560000-0x00000000055F2000-memory.dmp

memory/1640-8-0x0000000005550000-0x000000000555A000-memory.dmp

memory/1640-9-0x00000000748BE000-0x00000000748BF000-memory.dmp

memory/1640-10-0x00000000748B0000-0x0000000075060000-memory.dmp