General
- Target Activator MB 5x.exe
- Size 63.0MB
- Sample260817-b25e6sgh67
- SHA256 01b3bf3f65832f1e9e59ee76964dcf01ac928e51588192607d43319ff070a719
- MD5 43afa5af888e4b0b6571944596606635
- SHA1 992cd7d8e76a462871d2fefd6b86f6e43c6bb744
- SHA512 a8798ca5162ee3f09ee53c833742be396dc75ad19afeb9900195e13f53b4a8d08a95bf7af846c1a8de4e0a65b750eb6bb793f6f38502235fefc58f1011fcdb45
- SSDEEP 1572864:fKX+chn06/nUUX4WjBQ0KO7xWt40sDxCgj0d7NzKXJ6U6:f2+chnB/U2B7HxWC0sDxxjMUJ6b
- TLSH T147E73397E2B1487EE024D17E15A64F59677E78BD1333E0EB58C1870ACB028C15B35AAF
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Activator MB 5x.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Activator MB 5x.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target Activator MB 5x.exe
- Size 63.0MB
- SHA256 01b3bf3f65832f1e9e59ee76964dcf01ac928e51588192607d43319ff070a719
- MD5 43afa5af888e4b0b6571944596606635
- SHA1 992cd7d8e76a462871d2fefd6b86f6e43c6bb744
- SHA512 a8798ca5162ee3f09ee53c833742be396dc75ad19afeb9900195e13f53b4a8d08a95bf7af846c1a8de4e0a65b750eb6bb793f6f38502235fefc58f1011fcdb45
- SSDEEP 1572864:fKX+chn06/nUUX4WjBQ0KO7xWt40sDxCgj0d7NzKXJ6U6:f2+chnB/U2B7HxWC0sDxxjMUJ6b
- TLSH T147E73397E2B1487EE024D17E15A64F59677E78BD1333E0EB58C1870ACB028C15B35AAF
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies WinLogon for persistence
-
Drops file in Drivers directory
-
Installs a root certificate to the trusted certificate store
A root certificate was added to the trusted certificate store using CertUtil.
-
Sets service image path in registry
This determines the executable launched when a service starts. It can be used to establish persistence.
-
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
-
Executes dropped EXE
-
Impair Defenses: Safe Mode Boot
-
Loads dropped DLL
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Discovers running processes
Running process information can be used to identify security tools or plan follow-on actions.
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Safe Mode Boot
1Modify Registry
4Subvert Trust Controls
3Install Root Certificate
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Peripheral Device Discovery
1Process Discovery
1Query Registry
5Remote System Discovery
1System Information Discovery
5System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
2Internet Connection Discovery
2