Behavioral task
behavioral1
Sample
0x000a000000012248-8.exe
Resource
win7-20240903-en
General
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Target
0x000a000000012248-8.dat
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Size
232KB
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MD5
4867d27de23cded5f2229c322bf6f3fe
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SHA1
04cd16ac5d6a2f5b7bc1db8cdefd128d0f6c2fe1
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SHA256
94357a5e0e0d52490a07fffd0a8940f7ffdf25acb16602d83120fc99722f88eb
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SHA512
b7ced6d7a420c55813388755d765a015cb65c6393cdeffaff4be6cb7c00845434161a3282ce7d316800da42766d9c309487dc2e96b74340f47b20032632f8909
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SSDEEP
6144:iloZM7rIkd8g+EtXHkv/iD4j9TBMS1Nm3zus9x4yqb8e1mBi:soZ0L+EP8j9TBMS1Nm3zus9x4FL
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1276901959336595519/rnT2bUPlA6cH1e0gUJyRqEX6pBDNwefr13SwZvDBO14mTuQ8UwQDE9Xp0Hqk7Lk4A6UI
Signatures
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Detect Umbral payload 1 IoCs
Processes:
resource yara_rule sample family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 0x000a000000012248-8.dat
Files
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0x000a000000012248-8.dat.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: 229KB - Virtual size: 229KB
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