General
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Target
https://drive.google.com/file/d/1xvVueF4gLi2-3zQcy3U2PIeXj6Au6is2/view?usp=drive_link
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Sample
240630-2z89fsybmf
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://drive.google.com/file/d/1xvVueF4gLi2-3zQcy3U2PIeXj6Au6is2/view?usp=drive_link
Resource
win11-20240611-en
Malware Config
Targets
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Target
https://drive.google.com/file/d/1xvVueF4gLi2-3zQcy3U2PIeXj6Au6is2/view?usp=drive_link
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Modifies WinLogon for persistence
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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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.
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Executes dropped EXE
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Loads dropped DLL
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
2Accessibility Features
1Component Object Model Hijacking
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Abuse Elevation Control Mechanism
1Bypass User Account Control
1Event Triggered Execution
2Accessibility Features
1Component Object Model Hijacking
1Defense Evasion
Modify Registry
4Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Pre-OS Boot
1Bootkit
1