General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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Sample
250131-rw3x6azpgj
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo
Resource
win11-20241007-en
Malware Config
Extracted
crimsonrat
185.136.161.124
Extracted
warzonerat
168.61.222.215:5400
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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CrimsonRAT main payload
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Crimsonrat family
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Darkcomet family
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Modifies WinLogon for persistence
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Njrat family
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WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
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Warzonerat family
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Warzone RAT payload
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Downloads MZ/PE file
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Manipulates Digital Signatures
Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.
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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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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Modifies WinLogon
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify System Firewall
1Safe Mode Boot
1Modify Registry
5Subvert Trust Controls
2SIP and Trust Provider Hijacking
2