General
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Target
http://turbobit.net
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Sample
240724-fwygwszcmn
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://turbobit.net
Resource
win10v2004-20240709-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
http://turbobit.net
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CrimsonRAT main payload
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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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Modifies WinLogon for persistence
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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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Suspicious use of NtCreateProcessExOtherParentProcess
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Blocklisted process makes network request
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Drops file in Drivers directory
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Sets service image path in registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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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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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
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
4