General
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Target
file.exe
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Size
4.2MB
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Sample
241125-r1vgks1pct
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MD5
5b934bbc39deb3ef6318e983cf938096
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SHA1
75980026dbe1c5451299557d2e4af366bedadb3c
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SHA256
bf0c204108b2e0095591eed02b027fe7f9892060f6d4d260be250bb110879f98
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SHA512
d1fcb264ba933e4aa6efec17c70eb91f7d6f59e284c424639bc652440cbb4176038ea81c38ac1d9216802068d68b6ec1b537b6825d7a591bfec76b4a155f5bab
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SSDEEP
98304:eVCwgnvvUwwf6EBlVe8SgAllIuPvaMqw6OiVVh9/4kWC:4O3RwfPBlVEZlpHa86OiV1h
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
5b934bbc39deb3ef6318e983cf938096
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SHA1
75980026dbe1c5451299557d2e4af366bedadb3c
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SHA256
bf0c204108b2e0095591eed02b027fe7f9892060f6d4d260be250bb110879f98
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SHA512
d1fcb264ba933e4aa6efec17c70eb91f7d6f59e284c424639bc652440cbb4176038ea81c38ac1d9216802068d68b6ec1b537b6825d7a591bfec76b4a155f5bab
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SSDEEP
98304:eVCwgnvvUwwf6EBlVe8SgAllIuPvaMqw6OiVVh9/4kWC:4O3RwfPBlVEZlpHa86OiV1h
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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