Static task
static1
Behavioral task
behavioral1
Sample
Umbral.builder.exe
Resource
win11-20240611-en
General
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Target
Umbral.builder.exe
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Size
190KB
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MD5
23876ea2184cf5257dbca91c88621a86
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SHA1
10555a810144d8fc80ea05b9f1be8466257d4631
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SHA256
60cc6a55be197113734bdeed7863e97da067013acd034d27edffc552c46520e1
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SHA512
4aea8b0106ccfea99fc1fc61cf31549f5908de5c50c974e9f603d18e04809129d3667f6288d25cb5579c1b33d857b40bb2c4ea54d109151a61d5702bd0619eb0
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SSDEEP
3072:5qjuV6TyJtyrBa+oPG1tstnTPmBN3w/jhlXE1Z8TFZMkmpqlyMK4tXtpq:51MNo+yGbsJk6Vl0T8T42yMV3
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Umbral.builder.exe
Files
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Umbral.builder.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 188KB - Virtual size: 187KB
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