Behavioral task
behavioral1
Sample
eba38446b23a272418ba61781ccf6350N.exe
Resource
win7-20240704-en
General
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Target
eba38446b23a272418ba61781ccf6350N.exe
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Size
231KB
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MD5
eba38446b23a272418ba61781ccf6350
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SHA1
fd17a55b20a1b42d0cd1199e6e5258804949f2f1
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SHA256
0459819aa58da70fda8417237b745032864dd32efdfe87f707161871f749e0b2
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SHA512
0f451718aa0bcee81d5795c560c1ca79d397ec1a39b50631e204f5bc8d870093015614a40aa9f68260afb236dc433cbc82e8227b648203e545333567d555fa1a
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SSDEEP
6144:oloZM+rIkd8g+EtXHkv/iD4mjOmZHMgPru35EwFjUb8e1mzPi:2oZtL+EP8mjOmZHMgPru35EwFQUa
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1231624741173985371/s6WJz8yAPRvHJWZ2Nyb2OMvaFnZ7WkllA_2ERReFiu-0o-mXafJZDb374OawjCaZ8fwr
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 eba38446b23a272418ba61781ccf6350N.exe
Files
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eba38446b23a272418ba61781ccf6350N.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: 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