General
- Target Beef.exe
- Size 70KB
- Sample260729-dr5z3atbnd
- SHA256 58c9f02d4bd8413f6819b9ba40121245e0ff4c771833d2e76e9838e0b22851fe
- MD5 a7c3877f41f6273d28749d500f629d54
- SHA1 02543a3bfc3bc75e43e171a1a125a578fa92025d
- SHA512 d9b05ba5901248d1350b3378682d4106eff2b897fbeb5954f9923f2ac1618c6a150b07285df368e8217fffdadc7b9ddca722410f3cb7524bf4bbea55598ce5bf
- SSDEEP 1536:NrlnJVfjAMrwIK6klYjak7uy4Romu/nMVh6ZEHXJuj3z2n5:llnffjVrwUak7uy45RVhSoGCn5
- TLSH T17E63AE1573E0C4B7E5721B309E7A57B76AF6E92001A4970B1710BF2EBC32141DE1EBA6
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Beef.exe
Resource
win10v2004-20260513-en
Malware Config
Targets
-
- Target Beef.exe
- Size 70KB
- SHA256 58c9f02d4bd8413f6819b9ba40121245e0ff4c771833d2e76e9838e0b22851fe
- MD5 a7c3877f41f6273d28749d500f629d54
- SHA1 02543a3bfc3bc75e43e171a1a125a578fa92025d
- SHA512 d9b05ba5901248d1350b3378682d4106eff2b897fbeb5954f9923f2ac1618c6a150b07285df368e8217fffdadc7b9ddca722410f3cb7524bf4bbea55598ce5bf
- SSDEEP 1536:NrlnJVfjAMrwIK6klYjak7uy4Romu/nMVh6ZEHXJuj3z2n5:llnffjVrwUak7uy45RVhSoGCn5
- TLSH T17E63AE1573E0C4B7E5721B309E7A57B76AF6E92001A4970B1710BF2EBC32141DE1EBA6
- MD5 SHA1 SHA512 SSDEEP TLSH
-
UAC bypass
-
Clears Windows event logs
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Disables one or more Microsoft Defender components
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
-
Modifies Windows Firewall
-
Possible privilege escalation attempt
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
-
Loads dropped DLL
-
Modifies file permissions
-
Stops running service(s)
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
2Indicator Removal
2Clear Windows Event Logs
1File Deletion
1Modify Registry
2