Behavioral task
behavioral1
Sample
7bc86d2e18813d4d06d2d39894762b90N.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
7bc86d2e18813d4d06d2d39894762b90N.exe
Resource
win10v2004-20240802-en
General
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Target
7bc86d2e18813d4d06d2d39894762b90N.exe
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Size
229KB
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MD5
7bc86d2e18813d4d06d2d39894762b90
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SHA1
6203740dc4dde0290d4827f479f6d08a91a7c699
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SHA256
70575d18c218295c13e10e6d50b48af76d00f4dd46ed0d5010aaf212b0ea61af
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SHA512
1918500c3bed431277318d03db3a4d39c0f3a81dcc782aa60d4108e6836593d20aa22d79884e2bb54fd9bc7a63a0dcad8536156437e69f0c020b5e1ad552d685
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SSDEEP
6144:9loZMhrIkd8g+EtXHkv/iD4jol1t74sz9Krd4UBwwb8e1m1i:foZiL+EP8jol1t74sz9Krd4UBVP
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1271092970023817296/NkKCMn5zqg4ml58ODlhvOcqmYQCDbLC_YD4IGJVRuYwOcqaITa__QmT-3snoswsolAau
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 7bc86d2e18813d4d06d2d39894762b90N.exe
Files
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7bc86d2e18813d4d06d2d39894762b90N.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