General
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Target
GT0FC_file.exe
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Size
4.2MB
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Sample
241125-gf92es1qhz
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MD5
eb315a7709b7905b3f5fb8053e593abb
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SHA1
23f9eafa858d70b35cf0d6d062d0429fadda41f7
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SHA256
54bd07ff8a930a49c2bc85bd36b25782d4f808e712e751086165abcde5d3a05d
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SHA512
9dcdebd8b19ce110798eb0517239d0697627ef9b74579f4fa19e50ff6705a9937ea27a29b9226b025e85c164171c3cb2f6101a10f58ce2b1cd252fb3f3219975
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SSDEEP
98304:ZS7isi15dKkUG4uyef+yNgZHtyxs3FwOv7w5MFjKg:E7ism5dKkzmyaZHtAdOvECFj/
Static task
static1
Behavioral task
behavioral1
Sample
GT0FC_file.exe
Resource
win7-20241010-en
Malware Config
Targets
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Target
GT0FC_file.exe
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Size
4.2MB
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MD5
eb315a7709b7905b3f5fb8053e593abb
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SHA1
23f9eafa858d70b35cf0d6d062d0429fadda41f7
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SHA256
54bd07ff8a930a49c2bc85bd36b25782d4f808e712e751086165abcde5d3a05d
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SHA512
9dcdebd8b19ce110798eb0517239d0697627ef9b74579f4fa19e50ff6705a9937ea27a29b9226b025e85c164171c3cb2f6101a10f58ce2b1cd252fb3f3219975
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SSDEEP
98304:ZS7isi15dKkUG4uyef+yNgZHtyxs3FwOv7w5MFjKg:E7ism5dKkzmyaZHtAdOvECFj/
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Cryptbot family
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1