Malware Analysis Report

2025-01-22 13:48

Sample ID 240828-x794hatflk
Target c781f65073ff97c1c69a77076b56d590_JaffaCakes118
SHA256 a1fd2588be4c4773ace6f5740825dd97f17217a74f9a6f3f2efca3fb7ee8b685
Tags
hacked njrat 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

a1fd2588be4c4773ace6f5740825dd97f17217a74f9a6f3f2efca3fb7ee8b685

Threat Level: Known bad

The file c781f65073ff97c1c69a77076b56d590_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

hacked njrat discovery persistence trojan

Njrat family

njRAT/Bladabindi

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-28 19:30

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-28 19:30

Reported

2024-08-28 19:33

Platform

win7-20240705-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe\" .." C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe\" .." C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.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\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp

Files

memory/3032-0-0x000000007483E000-0x000000007483F000-memory.dmp

memory/3032-1-0x0000000000D00000-0x0000000000D12000-memory.dmp

memory/3032-2-0x0000000074830000-0x0000000074F1E000-memory.dmp

memory/3032-3-0x000000007483E000-0x000000007483F000-memory.dmp

memory/3032-4-0x0000000074830000-0x0000000074F1E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-28 19:30

Reported

2024-08-28 19:33

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe\" .." C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe\" .." C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.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\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c781f65073ff97c1c69a77076b56d590_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4352,i,2727319350781907497,7925939240893079607,262144 --variations-seed-version --mojo-platform-channel-handle=1308 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 35.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
N/A 192.168.0.10:5565 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
GB 95.101.129.233:443 www.bing.com tcp
US 8.8.8.8:53 233.129.101.95.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
N/A 192.168.0.10:5565 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
N/A 192.168.0.10:5565 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp
US 8.8.8.8:53 24.73.42.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
N/A 192.168.0.10:5565 tcp
N/A 192.168.0.10:5565 tcp

Files

memory/1156-0-0x00000000744AE000-0x00000000744AF000-memory.dmp

memory/1156-1-0x0000000000D80000-0x0000000000D92000-memory.dmp

memory/1156-2-0x00000000056F0000-0x000000000578C000-memory.dmp

memory/1156-3-0x00000000060F0000-0x0000000006694000-memory.dmp

memory/1156-4-0x0000000005B40000-0x0000000005BD2000-memory.dmp

memory/1156-5-0x00000000744A0000-0x0000000074C50000-memory.dmp

memory/1156-6-0x0000000005A00000-0x0000000005A0A000-memory.dmp

memory/1156-7-0x00000000744AE000-0x00000000744AF000-memory.dmp

memory/1156-8-0x00000000744A0000-0x0000000074C50000-memory.dmp