Analysis Overview
SHA256
b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e
Threat Level: Known bad
The file b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e was found to be: Known bad.
Malicious Activity Summary
Meduza
Meduza Stealer payload
Meduza family
Reads user/profile data of web browsers
Checks computer location settings
Accesses Microsoft Outlook profiles
Checks installed software on the system
Looks up external IP address via web service
Browser Information Discovery
Unsigned PE
outlook_win_path
outlook_office_path
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-17 16:38
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-17 16:38
Reported
2024-11-17 16:41
Platform
win7-20240903-en
Max time kernel
120s
Max time network
125s
Command Line
Signatures
Meduza
Meduza Stealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Meduza family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
| Token: SeImpersonatePrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1580 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | C:\Windows\system32\WerFault.exe |
| PID 1580 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | C:\Windows\system32\WerFault.exe |
| PID 1580 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe
"C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1580 -s 636
Network
| Country | Destination | Domain | Proto |
| BE | 45.130.145.152:15666 | tcp | |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.12.205:443 | api.ipify.org | tcp |
Files
memory/1580-0-0x0000000001BD0000-0x0000000001D0E000-memory.dmp
memory/1580-1-0x0000000001BD0000-0x0000000001D0E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-17 16:38
Reported
2024-11-17 16:41
Platform
win10v2004-20241007-en
Max time kernel
95s
Max time network
141s
Command Line
Signatures
Meduza
Meduza Stealer payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Meduza family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\12.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\14.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
Checks installed software on the system
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Browser Information Discovery
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
| Token: SeImpersonatePrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe
"C:\Users\Admin\AppData\Local\Temp\b8fd01f55852c69dec12d284b550e27cf9e577fff4a70a5d47181e7e304e7f7e.exe"
Network
| Country | Destination | Domain | Proto |
| BE | 45.130.145.152:15666 | tcp | |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.12.205:443 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 216.58.201.99:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.145.130.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.12.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.201.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 182.129.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/440-1-0x0000027C4A9C0000-0x0000027C4AAFE000-memory.dmp
memory/440-0-0x00007FF81C330000-0x00007FF81C525000-memory.dmp
memory/440-10-0x0000027C4A9C0000-0x0000027C4AAFE000-memory.dmp
memory/440-11-0x0000027C4A9C0000-0x0000027C4AAFE000-memory.dmp