Malware Analysis Report

2025-01-22 13:56

Sample ID 240302-3hzt5aag72
Target 0x000a00000001233b-67.dat
SHA256 9cdbadd8b8ad5935a7a99bdedac781270332963f65c24e0b6cfb7921c92a72ac
Tags
hacked njrat
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

9cdbadd8b8ad5935a7a99bdedac781270332963f65c24e0b6cfb7921c92a72ac

Threat Level: Known bad

The file 0x000a00000001233b-67.dat was found to be: Known bad.

Malicious Activity Summary

hacked njrat

Njrat family

Drops startup file

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Views/modifies file attributes

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-02 23:31

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-02 23:31

Reported

2024-03-02 23:34

Platform

win7-20240221-en

Max time kernel

149s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe"

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A

Views/modifies file attributes

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

Processes

C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe

"C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe"

C:\Windows\SysWOW64\attrib.exe

attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe"

C:\Windows\SysWOW64\attrib.exe

attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 should-conjunction.at.ply.gg udp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 tcp

Files

memory/1248-0-0x0000000074A90000-0x000000007503B000-memory.dmp

memory/1248-1-0x00000000004F0000-0x0000000000530000-memory.dmp

memory/1248-2-0x0000000074A90000-0x000000007503B000-memory.dmp

memory/1248-5-0x0000000074A90000-0x000000007503B000-memory.dmp

memory/1248-6-0x00000000004F0000-0x0000000000530000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-02 23:31

Reported

2024-03-02 23:34

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe"

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe N/A

Views/modifies file attributes

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

Processes

C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe

"C:\Users\Admin\AppData\Local\Temp\0x000a00000001233b-67.exe"

C:\Windows\SysWOW64\attrib.exe

attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe"

C:\Windows\SysWOW64\attrib.exe

attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 should-conjunction.at.ply.gg udp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 209.25.141.211:29414 should-conjunction.at.ply.gg tcp
US 8.8.8.8:53 udp

Files

memory/4508-0-0x0000000074DB0000-0x0000000075361000-memory.dmp

memory/4508-1-0x0000000074DB0000-0x0000000075361000-memory.dmp

memory/4508-2-0x00000000009F0000-0x0000000000A00000-memory.dmp

memory/4508-5-0x0000000074DB0000-0x0000000075361000-memory.dmp

memory/4508-6-0x0000000074DB0000-0x0000000075361000-memory.dmp

memory/4508-7-0x00000000009F0000-0x0000000000A00000-memory.dmp