General
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Target
file.exe
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Size
4.2MB
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Sample
241123-ssftwsxka1
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MD5
b2f438ad921eb76747a1099a6186c8a8
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SHA1
18feb49a9e30fe0c712302de00752c951437b257
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SHA256
305179e8891cd27285974ffee3acd9a46d94b622f977ad54b14626db7954c9b9
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SHA512
ad9084ec6ccea914309229e40daac6a4cd14628438ae8ab60cafe40f2d655fe8534b108964f5d34a1594bc6dc0dad2f4bf8efb5497c7360582e5d1e28de5f11a
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SSDEEP
98304:Tc9pC7M/TS2CuHcyA6XaesUzJuIc/myc/hJ3ePaMFwMqOFg7v:6C+W2Cu8TUsgJuIl5saMZpgT
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20241010-en
Malware Config
Targets
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Target
file.exe
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Size
4.2MB
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MD5
b2f438ad921eb76747a1099a6186c8a8
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SHA1
18feb49a9e30fe0c712302de00752c951437b257
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SHA256
305179e8891cd27285974ffee3acd9a46d94b622f977ad54b14626db7954c9b9
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SHA512
ad9084ec6ccea914309229e40daac6a4cd14628438ae8ab60cafe40f2d655fe8534b108964f5d34a1594bc6dc0dad2f4bf8efb5497c7360582e5d1e28de5f11a
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SSDEEP
98304:Tc9pC7M/TS2CuHcyA6XaesUzJuIc/myc/hJ3ePaMFwMqOFg7v:6C+W2Cu8TUsgJuIl5saMZpgT
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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