General
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Target
https://sites.google.com/view/ulpackmnn
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Sample
240812-vjg2pszhjj
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://sites.google.com/view/ulpackmnn
Resource
win11-20240802-en
Malware Config
Targets
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Target
https://sites.google.com/view/ulpackmnn
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BadRabbit
Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.
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Modifies WinLogon for persistence
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mimikatz is an open source tool to dump credentials on Windows
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Disables Task Manager via registry modification
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon 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
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4