Behavioral task
behavioral1
Sample
17508839c779fe50ce47b2c4876ec4f0N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
17508839c779fe50ce47b2c4876ec4f0N.exe
Resource
win10v2004-20240802-en
General
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Target
17508839c779fe50ce47b2c4876ec4f0N.exe
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Size
231KB
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MD5
17508839c779fe50ce47b2c4876ec4f0
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SHA1
bfa4951e0b2dda63a26b8991ae46642ff97afb8c
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SHA256
5b3d67d18e808838c40d63fb02c1f696efad628fdf3d36fab4e03b4127a8bdd9
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SHA512
577b3404da3c849e2f264e053a8ac8f259fb6d285da3cd7d7b71045bc2d7460255a670d7be3cf5ba9671b257ca43fc2c681949d0ede070f916b43c6a604999a7
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SSDEEP
6144:xloZMHrIkd8g+EtXHkv/iD4Sl/t/1+mp1sl3ySXxcb8e1mii:DoZIL+EP8Sl/t/1+mp1sl3ySX+g
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1267114467074768926/OmbOGsGy17yPZDMOxlAykdgIRsAw0myEj9ql2feukV7XxdogqQI2iZVMospo55gRatx_
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 17508839c779fe50ce47b2c4876ec4f0N.exe
Files
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17508839c779fe50ce47b2c4876ec4f0N.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: 228KB - Virtual size: 228KB
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