Behavioral task
behavioral1
Sample
f40fdb9a6d6ce049437de3aabf212a6ce2eaaaf48bd478d691164c5ea32dc22dN.exe
Resource
win7-20240708-en
General
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Target
f40fdb9a6d6ce049437de3aabf212a6ce2eaaaf48bd478d691164c5ea32dc22dN.exe
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Size
231KB
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MD5
6b1466bbf3d206c9a9851a6b5626dc70
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SHA1
d9039fe892d5f6da31462eb577f9377f359031d2
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SHA256
f40fdb9a6d6ce049437de3aabf212a6ce2eaaaf48bd478d691164c5ea32dc22d
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SHA512
77777aff4d363334409d8b0b47c2006aff5c904641892ecba3038a0be755e3ac70c63d413e251baf185e7d4d47f38fd1ff2f5e75cbffbc44de22c3abbf2f4cef
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SSDEEP
6144:xloZMffsXtioRkts/cnnK6cMltMMjw2xpaBPyAxVkElb8e1mhzLHi:DoZdtlRk83MltMMjw2xpaBPyAxVkAMW
Malware Config
Extracted
umbral
https://discordapp.com/api/webhooks/1326983350606368888/6nNwZ_BPeT1GIaRGLO0xQj2DsvnMBNSzwMGZo-Zz-1rTdrKUSQ9WCgqpApFmFqKixfL1
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 f40fdb9a6d6ce049437de3aabf212a6ce2eaaaf48bd478d691164c5ea32dc22dN.exe
Files
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f40fdb9a6d6ce049437de3aabf212a6ce2eaaaf48bd478d691164c5ea32dc22dN.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