General
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Target
Launcher.exe
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Size
494KB
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MD5
f413147ade94b156ed491f72d3a29600
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SHA1
2b2dab17abc0de203a31d2feaffe516703f3bcf2
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SHA256
ef28a317d8c84f3dafac9ad461c151f43bbc65725b119cb1ed260ae174a1c10d
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SHA512
9d7c364bded59601a09bfb2f1c0e6153447a358e7a59820dd2c28c2e4d6918037f0f5dbf332087425870400ec60e7a6f494c37520dca78cfe2830b36c4cf4d7b
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SSDEEP
12288:9oZtL+EP8qC4koOJBiHHaIJtM329DhA/Nfg:LI8Z4koOJBiHHaIJtM3wlA/Nfg
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1254404298109095958/NWiRMa-UvhDReyRV2IAmTy8TztGwXpMSeJWwdGlJ0fZOxg2xngH-Ag-jSmVYaNMirnTF
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 Launcher.exe
Files
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Launcher.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: 227KB - Virtual size: 226KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 266KB - Virtual size: 265KB
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