General
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Target
rbxfpsunlocker.exe
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Size
234KB
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MD5
18b7413ddfaa6df7f7405f642c10a287
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SHA1
e64389a600d859dd07e0fdb2df12a7d9b4d09581
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SHA256
84b074f1eaf50dab59347bf6122b411dbeb5c4952ffe30776cf1a88881e45436
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SHA512
94c78d9bb0b2044675885eb02ee698c6215d90d4dce3fea1ed350977b712c5b9315f596260d9752855d8c9cdbd531bea9999311bc9527158347aebbf367864f9
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SSDEEP
6144:DloZMLrIkd8g+EtXHkv/iD4YyO2un9GuBQ0dP6aPZ/b8e1mIRtVi:hoZ0L+EP8YyO2un9GuBQ0dP6aP1tf8
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1157631023509671946/-nOkL4OMERjuR6oA_GIhWBjPYCW1nzzVJionv_t6IA1k5Edr2o35ZxRHkjoEjW27RPs-
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 rbxfpsunlocker.exe
Files
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rbxfpsunlocker.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: 6KB - Virtual size: 5KB
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