General
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Target
celestial.exe
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Size
229KB
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MD5
d57ec258aaffb601a3594f9ac3a44b6d
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SHA1
c4b592284058deda8356b1a66e80903ddbd00f1f
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SHA256
de34cde65aade458fe105a3d66395848e4102a0d179d16e72d1538069faee469
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SHA512
300cae33a20e9d17c2211ee88867b1395ee094eb34f0e25143914935bb0148a60f9f3f89e7184dd2c83cc5b74871edce617ee51c26320e1b61811c83a0400c2a
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SSDEEP
6144:tloZMJrIkd8g+EtXHkv/iD4cME/EKtFuKr20VJg8qb8e1mQei:voZKL+EP8cME/EKtFuKr20VJgD3
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1157520373731041442/PQ3PYR2iWvacWKQjBzHsdAMHU_8MoC0UkonegtnIRu0YzE9N4PjXFLLN_iDyQ7paADAA
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 celestial.exe
Files
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celestial.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