General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Joke/YouAreAnIdiot
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Sample
250125-2kdh8ssngx
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Joke/YouAreAnIdiot
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\OneNote\16.0\_R_E_A_D___T_H_I_S___VL28I_.txt
cerber
http://xpcx6erilkjced3j.onion/2EF5-F7D0-C289-0098-B467
http://xpcx6erilkjced3j.1n5mod.top/2EF5-F7D0-C289-0098-B467
http://xpcx6erilkjced3j.19kdeh.top/2EF5-F7D0-C289-0098-B467
http://xpcx6erilkjced3j.1mpsnr.top/2EF5-F7D0-C289-0098-B467
http://xpcx6erilkjced3j.18ey8e.top/2EF5-F7D0-C289-0098-B467
http://xpcx6erilkjced3j.17gcun.top/2EF5-F7D0-C289-0098-B467
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo/tree/master/Joke/YouAreAnIdiot
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BadRabbit
Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.
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Badrabbit family
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Cerber family
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Mimikatz family
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mimikatz is an open source tool to dump credentials on Windows
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Blocklisted process makes network request
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Contacts a large (1112) amount of remote hosts
This may indicate a network scan to discover remotely running services.
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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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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Drops file in System32 directory
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Discovery
Browser Information Discovery
1Network Service Discovery
1Peripheral Device Discovery
1Query Registry
3Remote System Discovery
1System Information Discovery
4System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1