General
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Target
d91b3f6f4e566fff74506d30a1a61597c03f07b1f826f393bebfee12cbc8d95d.exe
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Size
4.2MB
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Sample
241121-klf73szejh
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MD5
2ca191450d69dcbee0485f1c14135040
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SHA1
6cf3997d6e3f246bcad8497476fea2dd792199fa
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SHA256
d91b3f6f4e566fff74506d30a1a61597c03f07b1f826f393bebfee12cbc8d95d
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SHA512
8a4241a3cd9531db18b75b5bed1a384daf71a45876f85de6821bcecfdb2c6f7efd67facb35313afe496696a5c73e2b36d6aa17b96b39d1c84593a61a61715e2a
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SSDEEP
98304:ymh/kvf6iOF400QlB3ff0w9FfHx1xe1wvVIUL1z:ymh/kH6LFV0Qldf0SfbeMVIUL1
Static task
static1
Behavioral task
behavioral1
Sample
d91b3f6f4e566fff74506d30a1a61597c03f07b1f826f393bebfee12cbc8d95d.exe
Resource
win7-20240708-en
Malware Config
Targets
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Target
d91b3f6f4e566fff74506d30a1a61597c03f07b1f826f393bebfee12cbc8d95d.exe
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Size
4.2MB
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MD5
2ca191450d69dcbee0485f1c14135040
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SHA1
6cf3997d6e3f246bcad8497476fea2dd792199fa
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SHA256
d91b3f6f4e566fff74506d30a1a61597c03f07b1f826f393bebfee12cbc8d95d
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SHA512
8a4241a3cd9531db18b75b5bed1a384daf71a45876f85de6821bcecfdb2c6f7efd67facb35313afe496696a5c73e2b36d6aa17b96b39d1c84593a61a61715e2a
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SSDEEP
98304:ymh/kvf6iOF400QlB3ff0w9FfHx1xe1wvVIUL1z:ymh/kH6LFV0Qldf0SfbeMVIUL1
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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