Behavioral task
behavioral1
Sample
NEAS.3cc7486085011fb3d3f39257947ab770.exe
Resource
win7-20231025-en
General
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Target
NEAS.3cc7486085011fb3d3f39257947ab770.exe
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Size
229KB
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MD5
3cc7486085011fb3d3f39257947ab770
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SHA1
230da25f44a913d83513ef49c329823b23fb5cd8
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SHA256
268b26611c7de33badf4450a94bd8500617a73de885a536e5392261639feb1fe
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SHA512
bb6875f9225257a8bc26b9ced182b66d781948c41895b62f27272fc04f911ac90aa29e8288819b614d0ec30e4a98dd0163b634c81530fed5dd936acc2995ab5e
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SSDEEP
6144:lloZM+rIkd8g+EtXHkv/iD4o/axsyVtGMTOMdRY3ub8e1m1i:noZtL+EP8o/axsyVtGMTOMdRYCP
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1170203672156831804/sYjlyR7Sp7RxEU8Iwo_yPEftnd74RsD-PJyMdQ1XhbqctE7MpygxHvcvqvFTvMqr-dGK
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 NEAS.3cc7486085011fb3d3f39257947ab770.exe
Files
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NEAS.3cc7486085011fb3d3f39257947ab770.exe.exe windows:4 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: 227KB - Virtual size: 226KB
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