General
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Target
https://github.com/Endermanch/MalwareDatabase https://www.malwarebytes.com/?x-clickref=1100lyJzndNc&gad_source=1&gclid=CjwKCAjwko21BhAPEiwAwfaQCJQOyQnbYYW2g80LzUvuucDZLuRPH3yPTcVeMH3vukRSINQ3oL7TihoC3UMQAvD_BwE
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Sample
240727-eyz8tszeqd
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Endermanch/MalwareDatabase https://www.malwarebytes.com/?x-clickref=1100lyJzndNc&gad_source=1&gclid=CjwKCAjwko21BhAPEiwAwfaQCJQOyQnbYYW2g80LzUvuucDZLuRPH3yPTcVeMH3vukRSINQ3oL7TihoC3UMQAvD_BwE
Resource
win10-20240611-en
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\Temp1_WannaCrypt0r.zip\@[email protected]
wannacry
13AM4VW2dhxYgXeQepoHkHSQuy6NgaEb94
Targets
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Target
https://github.com/Endermanch/MalwareDatabase https://www.malwarebytes.com/?x-clickref=1100lyJzndNc&gad_source=1&gclid=CjwKCAjwko21BhAPEiwAwfaQCJQOyQnbYYW2g80LzUvuucDZLuRPH3yPTcVeMH3vukRSINQ3oL7TihoC3UMQAvD_BwE
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies RDP port number used by Windows
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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Drops startup 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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Impair Defenses: Safe Mode Boot
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Loads dropped DLL
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Modifies file permissions
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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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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Direct Volume Access
1File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Safe Mode Boot
1Indicator Removal
2File Deletion
2Modify Registry
4Subvert Trust Controls
1Install Root Certificate
1