Behavioral task
behavioral1
Sample
Wave.exe
Resource
win7-20240729-en
General
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Target
Wave.exe
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Size
284KB
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MD5
94859e013cc39676f0b539f75481a34a
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SHA1
8b92d4aefc0bbfb8a145a7d709d03c2591280b33
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SHA256
edbfb6dab0d96e3c95a6bdfbe15c338a85a55c66d01115094674ac9f0eb91b18
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SHA512
a2fc0e7de1135d4573623804d7eadda97c7f59efb760008292547b75c51042dccf8e38ff102a93273de8141e43b9e053bc8416780b7d199a6281f83ce3e61a48
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SSDEEP
6144:iloZM+rIkd8g+EtXHkv/iD45THRtxdT8e1mBzWibGEIZwT1GWVW:soZtL+EP85bbxtWqxoGf
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1272290504427700294/-MS6I95U-p_v_3pmXzGFD4VtP3qvUy7lyZpJbZ10M_5wUQcSuwJr-tfFlcwJLM0hEhKE
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 Wave.exe
Files
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Wave.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: 228KB - Virtual size: 228KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 55KB - Virtual size: 54KB
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