Analysis Overview
SHA256
b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62
Threat Level: Known bad
The file b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62 was found to be: Known bad.
Malicious Activity Summary
Azov
Renames multiple (150) files with added filename extension
Renames multiple (331) files with added filename extension
Reads user/profile data of web browsers
Modifies file permissions
Adds Run key to start application
Enumerates connected drives
Drops file in Program Files directory
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-17 01:14
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-17 01:14
Reported
2024-06-17 01:17
Platform
win7-20240611-en
Max time kernel
118s
Max time network
125s
Command Line
Signatures
Azov
Renames multiple (331) files with added filename extension
Reads user/profile data of web browsers
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\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe | N/A |
Enumerates connected drives
Drops file in Program Files directory
Processes
C:\Users\Admin\AppData\Local\Temp\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe
"C:\Users\Admin\AppData\Local\Temp\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe"
Network
Files
memory/2080-0-0x0000000000120000-0x0000000000124000-memory.dmp
memory/2080-3-0x0000000000110000-0x0000000000115000-memory.dmp
memory/2080-8-0x0000000000110000-0x0000000000115000-memory.dmp
memory/2080-7-0x0000000000120000-0x0000000000124000-memory.dmp
memory/2080-6-0x00000000000E0000-0x00000000000E7000-memory.dmp
memory/2080-4-0x0000000000110000-0x0000000000115000-memory.dmp
memory/2080-2-0x000000013F2F0000-0x000000013F337000-memory.dmp
C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt
| MD5 | 78ede93114e65f9160fd03d3357c56e6 |
| SHA1 | 88d531b101e57655f1d0d26c6b3257aa2468d460 |
| SHA256 | c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5 |
| SHA512 | 074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-17 01:14
Reported
2024-06-17 01:17
Platform
win10v2004-20240611-en
Max time kernel
125s
Max time network
131s
Command Line
Signatures
Azov
Renames multiple (150) files with added filename extension
Modifies file permissions
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\icacls.exe | N/A |
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\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe | N/A |
Enumerates connected drives
Drops file in Program Files directory
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2708 wrote to memory of 4924 | N/A | C:\Users\Admin\AppData\Local\Temp\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe | C:\Windows\system32\icacls.exe |
| PID 2708 wrote to memory of 4924 | N/A | C:\Users\Admin\AppData\Local\Temp\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe | C:\Windows\system32\icacls.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe
"C:\Users\Admin\AppData\Local\Temp\b4611d6eef48a322ad0211fbd5d703c3e774a2d0833f8d22856d65fea8a4fa62.exe"
C:\Windows\system32\icacls.exe
C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4044,i,7977653611488681184,6839495125838449898,262144 --variations-seed-version --mojo-platform-channel-handle=3028 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| BE | 88.221.83.187:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
Files
memory/2708-3-0x0000022453960000-0x0000022453965000-memory.dmp
memory/2708-2-0x00007FF671920000-0x00007FF671967000-memory.dmp
memory/2708-9-0x0000022453970000-0x0000022453974000-memory.dmp
memory/2708-8-0x0000022453960000-0x0000022453965000-memory.dmp
memory/2708-7-0x0000022453930000-0x0000022453937000-memory.dmp
memory/2708-0-0x0000022453970000-0x0000022453974000-memory.dmp
memory/2708-14-0x0000022453960000-0x0000022453965000-memory.dmp
C:\Program Files\7-Zip\Lang\RESTORE_FILES.txt
| MD5 | 78ede93114e65f9160fd03d3357c56e6 |
| SHA1 | 88d531b101e57655f1d0d26c6b3257aa2468d460 |
| SHA256 | c97412fbf88da8f91099a52888dea4c3f222cd95af3e681e3271cbca8b6b7bb5 |
| SHA512 | 074a4c741273902ccacb6f573b96d8accedb2ee405dbd04350cdbf54d180c1fd577a4e90c2aae26bf72f3782403f4494db6e3501a04cfd9d7d81a6bc14884b9d |
memory/2708-127-0x00000224559B0000-0x0000022455C20000-memory.dmp
memory/2708-430-0x00000224557A0000-0x00000224557A1000-memory.dmp
C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
| MD5 | 7a75205e137f0d4a9a492d11366c7775 |
| SHA1 | cb13900aefc924348897bd0df4ea1b9406918f0e |
| SHA256 | 3185ba2c1399a2110eaae69f1b761523cc159b2f86973edb1f307e064e84d7d0 |
| SHA512 | a108cb602ba891d7fad18dfda2ef7e6bdb7e83d42eae1925e9e0cfe8083adfa7456c35d22d94231a3f7e25af9e414e9538f58812dcf5ad890539610208b87c31 |
memory/2708-443-0x00000224559B0000-0x0000022455C20000-memory.dmp