Analysis Overview
SHA256
086e92e7ec47c5155578fc42fffe5ae5021e3444069b4bc05cae1119c10f1ba1
Threat Level: Likely benign
The file 2024-06-02_558f8b263d4ee865ee5a160b71048b17_ryuk was found to be: Likely benign.
Malicious Activity Summary
Drops file in System32 directory
Unsigned PE
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-06-02 23:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-02 23:10
Reported
2024-06-02 23:12
Platform
win7-20240419-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-02_558f8b263d4ee865ee5a160b71048b17_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-02_558f8b263d4ee865ee5a160b71048b17_ryuk.exe"
Network
Files
memory/2424-0-0x0000000140000000-0x000000014010E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-02 23:10
Reported
2024-06-02 23:12
Platform
win10v2004-20240508-en
Max time kernel
132s
Max time network
102s
Command Line
Signatures
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\alg.exe | C:\Users\Admin\AppData\Local\Temp\2024-06-02_558f8b263d4ee865ee5a160b71048b17_ryuk.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2024-06-02_558f8b263d4ee865ee5a160b71048b17_ryuk.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-02_558f8b263d4ee865ee5a160b71048b17_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-02_558f8b263d4ee865ee5a160b71048b17_ryuk.exe"
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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 133.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
memory/2792-0-0x0000000140000000-0x000000014010E000-memory.dmp
memory/2792-1-0x0000000000830000-0x0000000000890000-memory.dmp
memory/2792-9-0x0000000000830000-0x0000000000890000-memory.dmp
memory/2792-11-0x0000000000830000-0x0000000000890000-memory.dmp
memory/2792-13-0x0000000140000000-0x000000014010E000-memory.dmp