Analysis Overview
SHA256
69cc68e5545b25a09e3e7842b8c26acaeba5f724929754834f1a373d2dbedc2a
Threat Level: Known bad
The file 2024-06-16_f740fa97828418a168262c29fb8dcdd1_ryuk was found to be: Known bad.
Malicious Activity Summary
Azov
Renames multiple (87) files with added filename extension
Enumerates connected drives
Adds Run key to start application
Drops file in Program Files directory
Unsigned PE
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-16 04:48
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-16 04:48
Reported
2024-06-16 04:51
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Azov
Renames multiple (87) files with added filename extension
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Bandera = "C:\\ProgramData\\rdpclient.exe" | C:\Users\Admin\AppData\Local\Temp\2024-06-16_f740fa97828418a168262c29fb8dcdd1_ryuk.exe | N/A |
Enumerates connected drives
Drops file in Program Files directory
Processes
C:\Users\Admin\AppData\Local\Temp\2024-06-16_f740fa97828418a168262c29fb8dcdd1_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-16_f740fa97828418a168262c29fb8dcdd1_ryuk.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 25.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| 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 | 201.64.52.20.in-addr.arpa | udp |
Files
memory/4604-2-0x0000021D8EDE0000-0x0000021D8EDE4000-memory.dmp
memory/4604-1-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp
memory/4604-0-0x0000021D8EDB0000-0x0000021D8EDB7000-memory.dmp
memory/4604-5-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp
memory/4604-6-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp
memory/4604-8-0x0000021D8EDD0000-0x0000021D8EDD5000-memory.dmp
memory/4604-16-0x0000021D8EDE0000-0x0000021D8EDE4000-memory.dmp
C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt
| MD5 | 78ede93114e65f9160fd03d3357c56e6 |
| SHA1 | 88d531b101e57655f1d0d26c6b3257aa2468d460 |
| SHA256 | c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5 |
| SHA512 | 074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d |