General
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Target
resou.exe
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Size
212KB
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MD5
e10ccc6c29f434e57bf20e4b824864fa
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SHA1
9a59699a28c8173706d2cb785cea53f45fb4443c
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SHA256
547d284150788e783256dc8ad90f90ab6a5a2ff29211c480b4adab5a1032eebb
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SHA512
295e3cb9d3844e3586d42910fc2c50d79e08b9e4b5487c1f8a07205b0c26a199227acec7337cebc72926630cd09e5129368851776985f27d88a624c409fe7a27
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SSDEEP
3072:TlP/chtWkOIGSkvDvPnsUSCLZHlitA46fsZ44lllllj0em1Sl8eN7bbXVdtXT5jI:9cyHIG3sUSS6A4Uy8eNHhdR
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1188061798528716801/D77SxBvLMy5YYF4k7wJBWj7OUZkf938cAWbclFFSX52NRBAyZASKcq_eq9P0X66HWMDI
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 resou.exe
Files
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resou.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: 210KB - Virtual size: 210KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 972B
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