Behavioral task
behavioral1
Sample
HyperUD.exe
Resource
win7-20240215-en
General
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Target
HyperUD.exe
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Size
234KB
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MD5
909391eed1553a3fa6f4dc055adbe3aa
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SHA1
5af04da4c504b66a25a165c5a8dcd516d566ed24
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SHA256
6fad9668c32f1b4906274dc81e836e5c22fd572371956c7723722b078247e636
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SHA512
28b6837ed50d2e2cf68a627a19ad0518df4f79b194ebfa0d6f0e8d52b80694dafcb1b45e31f501837492d68eed9c49c29530d4b4f1c28a1f518d6352a1da3945
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SSDEEP
6144:jloZM+rIkd8g+EtXHkv/iD4O+K4NbYMTPqL9Y0h/jgb8e1mxi:BoZtL+EP8O+K4NbYMTPqL9Y0h/0T
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1215710533425168434/D140cyh4Mx8RtgXVT8y7bOKJ92fr1fOXQJYatG63o5cTvrOZc94hVKmkhJtZEveZkfsi
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 HyperUD.exe
Files
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HyperUD.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: 227KB - Virtual size: 226KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 5KB
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