Behavioral task
behavioral1
Sample
Celestial.exe
Resource
win7-20231025-en
General
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Target
Celestial.exe
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Size
264KB
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MD5
d448a2df6f29c91c23b0d482fdb6ca49
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SHA1
e533756132da1916cb3b6217edc066e72497bca3
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SHA256
6ef6ef99e387801bbcb19f3295f0fa626fd2a0515a8f1947bce5d1f43fa6f968
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SHA512
b1154c2cefb95e3e43738ac7a589c05482f126d7c325575a4540a100fac2691bd6bbeeb6105b8205132ae48fdbc68da4087a8d728e2529451ea342ae791ce6cf
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SSDEEP
6144:DloZM+rIkd8g+EtXHkv/iD4rBKjuMzvEHlwOffuA1b8e1mDimV8vpFNEvt:hoZtL+EP8rBKjuMzvEHlwOffuUVm2vpX
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1158182535109550170/ReWnmRqEBOETB3pF4SZu0XAyyyvJCpNbkJwT54GKBs_3mzkkdqiAJ3ZObL5-CXfrz0yd
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Celestial.exe
Files
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Celestial.exe.exe windows:4 windows x86 arch: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: 224KB - Virtual size: 224KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 38KB - Virtual size: 38KB
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