Analysis Overview
SHA256
edbafdfc5daf3edb477b52fd1aa2376b96a9f08f9a76c1d1a9a686f303742168
Threat Level: Known bad
The file Dexytyb.exe was found to be: Known bad.
Malicious Activity Summary
Phemedrone family
Phemedrone
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-03-21 23:24
Signatures
Phemedrone family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-03-21 23:24
Reported
2025-03-21 23:27
Platform
win7-20250207-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Phemedrone
Phemedrone family
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
| N/A | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\taskmgr.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2160 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe | C:\Windows\system32\WerFault.exe |
| PID 2160 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe | C:\Windows\system32\WerFault.exe |
| PID 2160 wrote to memory of 2976 | N/A | C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe | C:\Windows\system32\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe
"C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe"
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2160 -s 1672
C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | get.geojs.io | udp |
| US | 104.26.0.100:443 | get.geojs.io | tcp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
Files
memory/2160-0-0x000007FEF5D83000-0x000007FEF5D84000-memory.dmp
memory/2160-1-0x0000000000DB0000-0x0000000000DD4000-memory.dmp
memory/2160-2-0x000007FEF5D80000-0x000007FEF676C000-memory.dmp
memory/2160-3-0x000007FEF5D80000-0x000007FEF676C000-memory.dmp
memory/1696-4-0x0000000140000000-0x00000001405E8000-memory.dmp
memory/1696-5-0x0000000140000000-0x00000001405E8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-03-21 23:24
Reported
2025-03-21 23:27
Platform
win10v2004-20250314-en
Max time kernel
106s
Max time network
141s
Command Line
Signatures
Phemedrone
Phemedrone family
Reads user/profile data of web browsers
Processes
C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe
"C:\Users\Admin\AppData\Local\Temp\Dexytyb.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.180.3:80 | c.pki.goog | tcp |
Files
memory/6036-1-0x0000000000E70000-0x0000000000E94000-memory.dmp
memory/6036-0-0x00007FF8DB853000-0x00007FF8DB855000-memory.dmp
memory/6036-2-0x00007FF8DB850000-0x00007FF8DC311000-memory.dmp
memory/6036-3-0x00007FF8DB850000-0x00007FF8DC311000-memory.dmp