Static task
static1
Behavioral task
behavioral1
Sample
YUKI.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
YUKI.exe
Resource
win10v2004-20230220-en
General
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Target
YUKI.exe
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Size
6KB
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MD5
8fd7c7c65eb37a60500cf0460520a682
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SHA1
e58a48dc50376a9c13ddda479a44ad6c7a9121c1
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SHA256
e0229c3f02d123c667880094f75897fd145ccdd553a8062bc8873c4d8ffd1a35
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SHA512
5f14db504d415d9002cacbad58e752c27991eed16e6e7879f933598ad7db1917e028421f5821595994ecd442ff27faf28c983d0c055bb5d7c2700b078ba3d2ca
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SSDEEP
48:6HNAq+as5YxEdw8FYxEy+6Oerkj2iLeCopOmjNM0+WGxGSHEBEEB5GewobPnbQpF:i45Jw8FjTerkj2tX+WiArbvGXf9ozNt
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource YUKI.exe
Files
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YUKI.exe.exe windows x86
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: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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