Static task
static1
Behavioral task
behavioral1
Sample
Refbkefruvt.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
Refbkefruvt.exe
Resource
win10v2004-20230703-en
General
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Target
Refbkefruvt.exe
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Size
587KB
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MD5
a58ba28556b22b42763f7e250fb0a4ee
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SHA1
1736c40a3405568ea7eb99626fc6787225081eac
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SHA256
0ebd3bc3035a85c16d9856235d470598e247755fb4b3744c32ac6bab6c4d311f
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SHA512
e2061c4c2ab471f4f6d7c9af420cb821f28b640f3c8b0a20fa7d994e36c0a1996922f84cc471e26518eeba3bbe059cb861371afb5c612327be9a9706f7f0abf0
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SSDEEP
6144:hWsTS0AV13ha4LtgdA8ICUNV9xIm683GcS+/ccP+zwrC3vGIETPm3zBzPH:k3ltga2UNKsFSJcPu
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Refbkefruvt.exe
Files
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Refbkefruvt.exe.exe windows x64
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorExeMain
Sections
.text Size: 561KB - Virtual size: 560KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ