Behavioral task
behavioral1
Sample
f29f169e410ccc847f78e8df47006a45025ba10f0d517629f80ad73995d614fd.exe
Resource
win7-20240708-en
General
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Target
57725f9d6fe867414481c9174b761df1.bin
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Size
89KB
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MD5
8410c6f78da6ff5f4241695833d74991
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SHA1
62c975febf1cfe3b032f8e136912ba44d6f5fe2f
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SHA256
a578f68e62faffd324cdbcd73e781c8c2c4976a0c6d6048f4b4692527310e608
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SHA512
e01da0d0885e5ba9901b595d15201c0101eac90d3a49c84ac5aa40cde040a30bd0a6cfe695e617d1f09960bd6a47a1dab49638fd4ed08efb3bc50e7e8bdfbae7
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SSDEEP
1536:60dvJDXSAxE5WUh67GBva2yVJsIT/cFF2KyBBo09M7BXTT2WLN7aQQNbKk9UKuiF:6wJD/Ey75F4YB+VTTbZunb3Udiu+
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1275486097744597052/DtRIVGRXq9EbCOLuFG54p-sV2rFhTNQaPmROPZ12uQi4zP31iRoNPEVEdATCJBi9SiEL
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule static1/unpack001/f29f169e410ccc847f78e8df47006a45025ba10f0d517629f80ad73995d614fd.exe family_umbral -
Umbral family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/f29f169e410ccc847f78e8df47006a45025ba10f0d517629f80ad73995d614fd.exe
Files
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57725f9d6fe867414481c9174b761df1.bin.zip
Password: infected
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f29f169e410ccc847f78e8df47006a45025ba10f0d517629f80ad73995d614fd.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 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