General
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Target
file.exe
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Size
4.2MB
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Sample
241125-pyxstaxkbx
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MD5
02bb15adea48221f6c39e50f1c4d902c
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SHA1
7ca16530831f2388c7cf367e3e782533a764bf10
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SHA256
af2552f7d0586a5c95bbbf16460571b82e18aa651a440fa94136b0258c640c14
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SHA512
31c547da420e474dbc2e729b05f33c2022e24743ed673ca125ff5345a1e1e00c5b6579338bd6fa2c7c1fd316a49266d4ae4b14c35b3cb9f40842dd9c8bcef774
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SSDEEP
98304:EZQ6G/2bP/6awhqwu0osOyyifwcdrbX62Q0aMX+anOWQ+:gQIPtdsfy0wcdz+Yu
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
Malware Config
Targets
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Target
file.exe
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Size
4.2MB
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MD5
02bb15adea48221f6c39e50f1c4d902c
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SHA1
7ca16530831f2388c7cf367e3e782533a764bf10
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SHA256
af2552f7d0586a5c95bbbf16460571b82e18aa651a440fa94136b0258c640c14
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SHA512
31c547da420e474dbc2e729b05f33c2022e24743ed673ca125ff5345a1e1e00c5b6579338bd6fa2c7c1fd316a49266d4ae4b14c35b3cb9f40842dd9c8bcef774
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SSDEEP
98304:EZQ6G/2bP/6awhqwu0osOyyifwcdrbX62Q0aMX+anOWQ+:gQIPtdsfy0wcdz+Yu
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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