Malware Analysis Report

2024-10-23 20:46

Sample ID 240528-jjkbaabd2s
Target 405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.zip
SHA256 aeffd1d547f04fe27e7f53ef17736e8b371858d81a38f82004dbca7e962c0d59
Tags
njrat evasion 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

aeffd1d547f04fe27e7f53ef17736e8b371858d81a38f82004dbca7e962c0d59

Threat Level: Known bad

The file 405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.zip was found to be: Known bad.

Malicious Activity Summary

njrat evasion trojan

njRAT/Bladabindi

Modifies Windows Firewall

Executes dropped EXE

Checks computer location settings

Loads dropped DLL

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-28 07:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-28 07:41

Reported

2024-05-28 07:43

Platform

win7-20240221-en

Max time kernel

54s

Max time network

62s

Command Line

"C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe

"C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe"

C:\Users\Admin\AppData\Roaming\server.exe

"C:\Users\Admin\AppData\Roaming\server.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 x555hd.ddns.net udp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp

Files

memory/1640-0-0x0000000074021000-0x0000000074022000-memory.dmp

memory/1640-1-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/1640-2-0x0000000074020000-0x00000000745CB000-memory.dmp

\Users\Admin\AppData\Roaming\server.exe

MD5 721ce91db1511b614eda698111dcd68c
SHA1 34a5ef03e4fe55a3afbd59b08f60c3625d9788bc
SHA256 405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f
SHA512 72de4cbd417bd85a1bc78ed82656e985190644a34707377d7b1c473f2ead4d6f64599963f93b0ab224fdbb8000959555309d33080ecdedaea6d5140e8f758d44

memory/2240-11-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/2240-12-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/1640-10-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/2240-13-0x0000000074020000-0x00000000745CB000-memory.dmp

memory/2240-14-0x0000000074020000-0x00000000745CB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-28 07:41

Reported

2024-05-28 07:44

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe

"C:\Users\Admin\AppData\Local\Temp\405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f.exe"

C:\Users\Admin\AppData\Roaming\server.exe

"C:\Users\Admin\AppData\Roaming\server.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
NL 23.62.61.113:443 www.bing.com tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 113.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 x555hd.ddns.net udp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
US 8.8.8.8:53 x555hd.ddns.net udp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
US 8.8.8.8:53 x555hd.ddns.net udp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
DZ 197.202.219.104:555 x555hd.ddns.net tcp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

memory/1892-0-0x0000000075312000-0x0000000075313000-memory.dmp

memory/1892-1-0x0000000075310000-0x00000000758C1000-memory.dmp

memory/1892-2-0x0000000075310000-0x00000000758C1000-memory.dmp

C:\Users\Admin\AppData\Roaming\server.exe

MD5 721ce91db1511b614eda698111dcd68c
SHA1 34a5ef03e4fe55a3afbd59b08f60c3625d9788bc
SHA256 405062f7037cddb27c2d1df1f9e371f512e14d83da7d878e516c5267a1944d3f
SHA512 72de4cbd417bd85a1bc78ed82656e985190644a34707377d7b1c473f2ead4d6f64599963f93b0ab224fdbb8000959555309d33080ecdedaea6d5140e8f758d44

memory/4412-16-0x0000000075310000-0x00000000758C1000-memory.dmp

memory/1892-15-0x0000000075310000-0x00000000758C1000-memory.dmp

memory/4412-17-0x0000000075310000-0x00000000758C1000-memory.dmp