General
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Target
039d89eb25f4ba10072670615bf0dbe58455bdb399f67749b5af182995f68645
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Size
2.3MB
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Sample
220527-3ym59shdh7
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MD5
580eab24eb79c5b5a2f1991e1f0999f5
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SHA1
17c3558efaa21d285bfd7a0262cfcc90b344ab7e
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SHA256
039d89eb25f4ba10072670615bf0dbe58455bdb399f67749b5af182995f68645
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SHA512
955f642ae191f895357b5a294339ee18e09318ce71849f16a42ebb5906be76fd80b5a9066ad7e1d497918723384fa1bee015c05e9d0d0aecd3fd5233d9b561e2
Static task
static1
Behavioral task
behavioral1
Sample
039d89eb25f4ba10072670615bf0dbe58455bdb399f67749b5af182995f68645.exe
Resource
win7-20220414-en
Malware Config
Targets
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Target
039d89eb25f4ba10072670615bf0dbe58455bdb399f67749b5af182995f68645
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Size
2.3MB
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MD5
580eab24eb79c5b5a2f1991e1f0999f5
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SHA1
17c3558efaa21d285bfd7a0262cfcc90b344ab7e
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SHA256
039d89eb25f4ba10072670615bf0dbe58455bdb399f67749b5af182995f68645
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SHA512
955f642ae191f895357b5a294339ee18e09318ce71849f16a42ebb5906be76fd80b5a9066ad7e1d497918723384fa1bee015c05e9d0d0aecd3fd5233d9b561e2
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Looks for VirtualBox Guest Additions in registry
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Executes dropped EXE
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Looks for VMWare Tools registry key
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Registers COM server for autorun
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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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Deletes itself
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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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Adds Run key to start application
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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