General
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Target
2346.exe
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Size
227KB
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MD5
655ca1882c79d1ea1ece22cae2db50ed
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SHA1
1f95b7867988d18e75758115df75c361d2fab98e
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SHA256
b3f62c0db95fb236f635c3a8e416603e58331599d4e0100cda2ed20a4881b87a
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SHA512
775a760b89832445cdac95c6294bf2d8a7da3caee6717c5a48461dc497cea107cf27431ca184f0cff81a2df5c7965c25bdc75d8845f714e756b90e770a4b520a
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SSDEEP
6144:+loZM9rIkd8g+EtXHkv/iD4mWwdGvFuW5v8VHCCH27b8e1mNi:ooZOL+EP8vwdGvFuW5v8VHCCHUv
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1337486050230272133/V4qBXJTKO1Jdk53FphdTH0-hZvUSoQFN9PRqmSA8WogFE3-ril5gZWJI2Es9IxMrd7PP
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 2346.exe
Files
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2346.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: 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