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Behavioral task
behavioral1
Sample
880291d677d6775c4d808db72a161db0N.exe
Resource
win7-20240903-en
General
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Target
880291d677d6775c4d808db72a161db0N
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Size
229KB
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MD5
880291d677d6775c4d808db72a161db0
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SHA1
5455b1a4cc2efeef61a63109a34c0730a759cae4
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SHA256
07e766e52bb7e049cf15d5f7a5d7e5600760920a6fdf0817da956572267f6002
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SHA512
9bb8a742960e14ebbc50e247cc96ce3cf721e45fe19afe98e1fa8820aad8c9af96291445c778d06c6916763c54b0f5e3e05d7187cceb1a96b8ff9fba9e3c927f
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SSDEEP
6144:lloZM9rIkd8g+EtXHkv/iD4ruwiJX8Qf3+nJUg172b8e1mei:noZOL+EP8ruwiJX8Qf3+nJUg1uY
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1279889409478754448/WmAZRacrZJb0KdVBe7QUHg7xbzC0el3fkbHVemV4qy3cq_C566zvdmRjD6U9b_ZKtNtK
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 880291d677d6775c4d808db72a161db0N
Files
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880291d677d6775c4d808db72a161db0N.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: 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