General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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Sample
240910-nz75hathng
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo
Resource
win11-20240802-en
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\OneNote\16.0\_R_E_A_D___T_H_I_S___KUPY_.txt
cerber
http://xpcx6erilkjced3j.onion/57EA-8D6A-E672-0098-BD4A
http://xpcx6erilkjced3j.1n5mod.top/57EA-8D6A-E672-0098-BD4A
http://xpcx6erilkjced3j.19kdeh.top/57EA-8D6A-E672-0098-BD4A
http://xpcx6erilkjced3j.1mpsnr.top/57EA-8D6A-E672-0098-BD4A
http://xpcx6erilkjced3j.18ey8e.top/57EA-8D6A-E672-0098-BD4A
http://xpcx6erilkjced3j.17gcun.top/57EA-8D6A-E672-0098-BD4A
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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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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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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mimikatz is an open source tool to dump credentials on Windows
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Contacts a large (1119) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Disables RegEdit via registry modification
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Disables Task Manager via registry modification
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Disables use of System Restore points
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Event Triggered Execution: Image File Execution Options Injection
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Modifies Windows Firewall
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Drops startup file
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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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Adds Run key to start application
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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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Drops file in System32 directory
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Execution
Scheduled Task/Job
1Scheduled Task
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2Image File Execution Options Injection
1Netsh 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
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
2Image File Execution Options Injection
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Direct Volume Access
1Impair Defenses
4Disable or Modify System Firewall
1Disable or Modify Tools
2Safe Mode Boot
1Indicator Removal
2File Deletion
2Modify Registry
5