General
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Target
https://www.crunchyroll.com/?irclickid=WRLV%3ApS8%3AxyNRGTwq-2h10eUUkCS%3AeQsEXZI2c0&utm_source=impact&utm_medium=affiliate&utm_campaign=1943907&irgwc=1
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Sample
250104-dnqqzayjaw
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://www.crunchyroll.com/?irclickid=WRLV%3ApS8%3AxyNRGTwq-2h10eUUkCS%3AeQsEXZI2c0&utm_source=impact&utm_medium=affiliate&utm_campaign=1943907&irgwc=1
Resource
win11-20241007-en
Malware Config
Extracted
metasploit
windows/download_exec
http://149.129.72.37:23456/SNpK
- headers User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; NP09; NP09; MAAU)
Extracted
crimsonrat
185.136.161.124
Targets
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Target
https://www.crunchyroll.com/?irclickid=WRLV%3ApS8%3AxyNRGTwq-2h10eUUkCS%3AeQsEXZI2c0&utm_source=impact&utm_medium=affiliate&utm_campaign=1943907&irgwc=1
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CrimsonRAT main payload
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Crimsonrat family
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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Njrat family
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Modifies Windows Firewall
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Office macro that triggers on suspicious action
Office document macro which triggers in special circumstances - often malicious.
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A potential corporate email address has been identified in the URL: web-vitals@3
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Drops startup file
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Executes dropped EXE
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1