General
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Target
21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c.exe
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Size
1.9MB
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Sample
241206-crbksavna1
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MD5
d1381747e84a8da71142388f0dc803c7
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SHA1
f60380e4addeb9500e85a52b905f940fc2294d74
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SHA256
21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c
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SHA512
3c25a6cd672e1418fb892c884d54390d590624d71fe9fa2d984f1c9bc490d8c0a87a8fe3c1dbc80ca69d6f580892a48e280c870acede4faefb8e6a0fbf30d643
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SSDEEP
49152:SUoof0X9n1kIkj0CDZkfnBnUU5eQ9v+2f3f2iYOP:SUog0NnpQ0c8KU5AEf27
Static task
static1
Behavioral task
behavioral1
Sample
21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c.exe
Resource
win7-20241010-en
Malware Config
Extracted
gcleaner
92.63.197.221
45.91.200.135
Targets
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Target
21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c.exe
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Size
1.9MB
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MD5
d1381747e84a8da71142388f0dc803c7
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SHA1
f60380e4addeb9500e85a52b905f940fc2294d74
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SHA256
21dc740db5d2a51343530deaf4859d811ef3dbecbb7bb8394a5fb6355e7a852c
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SHA512
3c25a6cd672e1418fb892c884d54390d590624d71fe9fa2d984f1c9bc490d8c0a87a8fe3c1dbc80ca69d6f580892a48e280c870acede4faefb8e6a0fbf30d643
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SSDEEP
49152:SUoof0X9n1kIkj0CDZkfnBnUU5eQ9v+2f3f2iYOP:SUog0NnpQ0c8KU5AEf27
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Gcleaner family
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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