Static task
static1
Behavioral task
behavioral1
Sample
bnkextr.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
bnkextr.exe
Resource
win10v2004-20230220-en
General
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Target
bnkextr.exe
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Size
8KB
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MD5
a996cc586a0f80651b546e2e461db20f
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SHA1
d9c9decb7f62dffce8d8c4e132ed30dde3a2c5bb
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SHA256
1abf2999149755cb34e08bc084f6cb770f212dd80ef1c78d62cc440c4b4d9c8f
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SHA512
25621bf30c7e6fbb7be5394e69f69bf7efd8212e9d7d2fe5b3c68e03c05772f171a85b18e4d94b501e6efe892d9315dbecce31f9b7f0594fb6925a00b20d9b5e
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SSDEEP
96:gA6/yKoN1nwOw3M/8kb63fWKhHKHANvQqNPOceqmCAdyK:tbzNws8kb63nqgNvWcgRAK
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bnkextr.exe
Files
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bnkextr.exe.exe windows x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
CODE Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 57B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 512B - Virtual size: 324B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: - Virtual size: 220B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 512B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ