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Behavioral task
behavioral1
Sample
84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe
Resource
win7-20240903-en
General
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Target
84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe
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Size
229KB
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MD5
d5b2a8bb68e47bda3a870e5f46f4fe45
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SHA1
c7ba06a0aeae1130cc0d49c697f10bca901939e0
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SHA256
84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893
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SHA512
579196a951a91e13563f7ba5572366929b80559d0180436f1a3dc1db404a141b6ebf908995f81e1856bd0a10836a8d0e3d4cfc948a1d91f81c91f6524177e869
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SSDEEP
6144:FloZM+rIkd8g+EtXHkv/iD4AFyuMS1NmYzus9x4uab8e1mtiY:HoZtL+EP8AFyuMS1NmYzus9x45jY
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1313811831906762792/0E535NbdSliQWNEaFE2OeKp9ttWU5OcljhalGUnuKioPrSNPnNb45qh5ZMmcXLPrAWI1
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 84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.exe
Files
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84da387b415ad657fb91d6d5952d8f2882bb1116018a84ee9ebd502c2f2dc893.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: 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