Static task
static1
Behavioral task
behavioral1
Sample
Umbral-cleaned.exe
Resource
win10v2004-20230220-en
General
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Target
Umbral-cleaned.exe
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Size
223KB
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MD5
ebc2bc1a24de8f9c246b8f78d3bf1ddd
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SHA1
ec406fcacdbe1bd9bfc216e6585cdda19bc2e70c
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SHA256
dfd4dcb0dcd8ce5204a15f89ab9c986ac269c43173155764502a76acc93de807
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SHA512
dc3f30f40b58c0edce48d746eeb5a7c4f6b2404addf9f9bc9970fc3bac4dea0eb9f5a432165a31c2f949f803b5aae296247d0c212b5f4478974f450ae0428df1
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SSDEEP
3072:HozhYc2Sayh60Ln3lekZqb+0WiBGtdnu1LL+CivmNbuDSEcCep/toYXjcGTSY4Us:Hoqccd0L/MXBGtY1/XlsD7fep/tDpS
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Umbral-cleaned.exe
Files
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Umbral-cleaned.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
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 221KB - Virtual size: 220KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 864B
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