General
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Target
http://google.com
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Sample
240528-r6mnxsae55
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://google.com
Resource
win11-20240508-en
Malware Config
Targets
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Target
http://google.com
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Renames multiple (113) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Windows Firewall
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Executes dropped EXE
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Loads dropped DLL
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Registers COM server for autorun
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Adds Run key to start application
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Checks for any installed AV software in registry
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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 Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1