Analysis Overview
SHA256
2c9bddd6a1a4ec66c1078ea97dacb61eb66d1c41aec7b6d21e3c72214ce170f1
Threat Level: Shows suspicious behavior
The file ysoserial-all.jar was found to be: Shows suspicious behavior.
Malicious Activity Summary
Modifies file permissions
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-27 18:28
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-27 18:28
Reported
2024-05-27 18:32
Platform
win7-20240508-en
Max time kernel
124s
Max time network
123s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: 33 | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\AUDIODG.EXE | N/A |
Processes
C:\Windows\system32\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\ysoserial-all.jar
C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x500
Network
Files
memory/1644-2-0x00000000024B0000-0x0000000002720000-memory.dmp
memory/1644-10-0x0000000000140000-0x0000000000141000-memory.dmp
memory/1644-11-0x0000000000140000-0x0000000000141000-memory.dmp
memory/1644-16-0x0000000000140000-0x0000000000141000-memory.dmp
memory/1644-17-0x00000000024B0000-0x0000000002720000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-27 18:28
Reported
2024-05-27 18:32
Platform
win10v2004-20240426-en
Max time kernel
91s
Max time network
93s
Command Line
Signatures
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1076 wrote to memory of 4064 | N/A | C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe | C:\Windows\system32\icacls.exe |
| PID 1076 wrote to memory of 4064 | 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\ysoserial-all.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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
Files
memory/1076-2-0x00000138E0760000-0x00000138E09D0000-memory.dmp
C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
| MD5 | 665b0a1011c80d5a03e065b44a2a6a25 |
| SHA1 | d2060341bc17dd44a80c53eb3853c8e08322c184 |
| SHA256 | 8738c0eba06ce12beee69a49ecc343b315d821a64dc833a8dc8d9e2f8be4f44e |
| SHA512 | fba636d059e4ecc985a10e98e8c41c650dbf2bc24530d14d65fe976466af6d42074beeddd8f7d04654e5a3b717aa20202d2f47248d99246f149c233fea62c558 |
memory/1076-12-0x00000138DEF10000-0x00000138DEF11000-memory.dmp
memory/1076-17-0x00000138DEF10000-0x00000138DEF11000-memory.dmp
memory/1076-18-0x00000138E0760000-0x00000138E09D0000-memory.dmp