Malware Analysis Report

2025-01-22 13:46

Sample ID 240829-l1ehgaxfmq
Target c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118
SHA256 627e2b8e17e1d011b6fe60469bfa1eaaf9ae754dfbc0d02aa977b60938136d82
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

627e2b8e17e1d011b6fe60469bfa1eaaf9ae754dfbc0d02aa977b60938136d82

Threat Level: Known bad

The file c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

hacked njrat discovery persistence trojan

njRAT/Bladabindi

Njrat family

Drops startup file

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Adds Run key to start application

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-29 09:59

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-29 09:59

Reported

2024-08-29 10:02

Platform

win7-20240708-en

Max time kernel

149s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.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\Hamachi Launcher.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\Hamachi Launcher.exe N/A

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Hamachi Launcher.exe\" .." C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Hamachi Launcher.exe\" .." C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe N/A

Enumerates physical storage devices

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\Hamachi Launcher.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe

"C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe"

Network

Country Destination Domain Proto
UA 195.184.211.14:5552 tcp
UA 195.184.211.14:5552 tcp
UA 195.184.211.14:5552 tcp
UA 195.184.211.14:5552 tcp
UA 195.184.211.14:5552 tcp
UA 195.184.211.14:5552 tcp

Files

memory/2956-0-0x00000000740BE000-0x00000000740BF000-memory.dmp

memory/2956-1-0x0000000001040000-0x0000000001052000-memory.dmp

memory/2956-2-0x00000000740B0000-0x000000007479E000-memory.dmp

\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe

MD5 c89ae02ef3579cc9f123f9bae9776050
SHA1 f37365f7bc653881b4b0ffdf1dfe8ff28561b272
SHA256 627e2b8e17e1d011b6fe60469bfa1eaaf9ae754dfbc0d02aa977b60938136d82
SHA512 ad9c6bd6ad8d80270cf401727aba85d6ecc76f144db5bc83a0f3b7a7591c65cc19113ad709ff2d8beb3f208e30331c3cd10abb961ecd03f96247afc2d0787e2e

memory/2956-10-0x00000000740B0000-0x000000007479E000-memory.dmp

memory/2068-11-0x0000000000CC0000-0x0000000000CD2000-memory.dmp

memory/2068-12-0x00000000740B0000-0x000000007479E000-memory.dmp

memory/2068-13-0x00000000740B0000-0x000000007479E000-memory.dmp

memory/2068-15-0x00000000740B0000-0x000000007479E000-memory.dmp

memory/2068-16-0x00000000740B0000-0x000000007479E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-29 09:59

Reported

2024-08-29 10:02

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe N/A

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\Hamachi Launcher.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\Hamachi Launcher.exe N/A

Executes dropped EXE

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Hamachi Launcher.exe\" .." C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Hamachi Launcher.exe\" .." C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe N/A

Enumerates physical storage devices

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\Hamachi Launcher.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c89ae02ef3579cc9f123f9bae9776050_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe

"C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
UA 195.184.211.14:5552 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
UA 195.184.211.14:5552 tcp
UA 195.184.211.14:5552 tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
UA 195.184.211.14:5552 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa 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
UA 195.184.211.14:5552 tcp
UA 195.184.211.14:5552 tcp

Files

memory/3476-0-0x000000007459E000-0x000000007459F000-memory.dmp

memory/3476-1-0x0000000000AE0000-0x0000000000AF2000-memory.dmp

memory/3476-2-0x00000000054E0000-0x000000000557C000-memory.dmp

memory/3476-3-0x0000000005DE0000-0x0000000006384000-memory.dmp

memory/3476-4-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/3476-5-0x00000000058D0000-0x0000000005962000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Hamachi Launcher.exe

MD5 c89ae02ef3579cc9f123f9bae9776050
SHA1 f37365f7bc653881b4b0ffdf1dfe8ff28561b272
SHA256 627e2b8e17e1d011b6fe60469bfa1eaaf9ae754dfbc0d02aa977b60938136d82
SHA512 ad9c6bd6ad8d80270cf401727aba85d6ecc76f144db5bc83a0f3b7a7591c65cc19113ad709ff2d8beb3f208e30331c3cd10abb961ecd03f96247afc2d0787e2e

memory/3476-15-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/1724-16-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/1724-17-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/1724-19-0x0000000005D40000-0x0000000005D4A000-memory.dmp

memory/1724-20-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/1724-21-0x0000000074590000-0x0000000074D40000-memory.dmp