Malware Analysis Report

2025-08-10 21:21

Sample ID 240527-nsxp7aba25
Target 9352FA0B25F6C3704A695FB38A065FBEBA6FC5BD-validator-20200626-patched2.jar
SHA256 42c9dd6373c3cef18d96892cb0065e562d0ede0400907697555dc5141dbc0fe5
Tags
discovery
score
7/10

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
7/10

SHA256

42c9dd6373c3cef18d96892cb0065e562d0ede0400907697555dc5141dbc0fe5

Threat Level: Shows suspicious behavior

The file 9352FA0B25F6C3704A695FB38A065FBEBA6FC5BD-validator-20200626-patched2.jar was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery

Modifies file permissions

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-27 11:40

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-27 11:40

Reported

2024-05-27 11:42

Platform

win7-20240419-en

Max time kernel

117s

Max time network

118s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\9352FA0B25F6C3704A695FB38A065FBEBA6FC5BD-validator-20200626-patched2.jar

Signatures

N/A

Processes

C:\Windows\system32\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\9352FA0B25F6C3704A695FB38A065FBEBA6FC5BD-validator-20200626-patched2.jar

Network

N/A

Files

memory/2036-2-0x00000000023D0000-0x0000000002640000-memory.dmp

memory/2036-10-0x0000000000250000-0x0000000000251000-memory.dmp

memory/2036-11-0x00000000023D0000-0x0000000002640000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-27 11:40

Reported

2024-05-27 11:42

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

152s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\9352FA0B25F6C3704A695FB38A065FBEBA6FC5BD-validator-20200626-patched2.jar

Signatures

Modifies file permissions

discovery
Description Indicator Process Target
N/A N/A C:\Windows\system32\icacls.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3276 wrote to memory of 1820 N/A C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe C:\Windows\system32\icacls.exe
PID 3276 wrote to memory of 1820 N/A C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe C:\Windows\system32\icacls.exe

Processes

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\9352FA0B25F6C3704A695FB38A065FBEBA6FC5BD-validator-20200626-patched2.jar

C:\Windows\system32\icacls.exe

C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M

Network

Country Destination Domain Proto
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 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 18.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 25.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 210.143.182.52.in-addr.arpa udp

Files

memory/3276-2-0x000002DBBD690000-0x000002DBBD900000-memory.dmp

memory/3276-12-0x000002DBBD670000-0x000002DBBD671000-memory.dmp

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

MD5 060b3d6205150f805bfd2bdf6f63780f
SHA1 6d8fa16e70e4f8756b3cda4ffd32e7193af032f3
SHA256 23b8d0724d203f740a9c877fd940edc14dc53b12107efd442d9bc209c131af12
SHA512 6fba045c4d90702bbb651939baf3ce78984a626a81b41ae77932e6cdbbd32fa20a461868e8f5c9c80014d1f5395bf1e8d3a45ad510210a82a8b2d72374a6e907

memory/3276-13-0x000002DBBD690000-0x000002DBBD900000-memory.dmp