General
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Target
visa generator.exe
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Size
254KB
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MD5
711225a87b2c2069b3f29d97856b6462
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SHA1
cb2a915c50090e03ea93ac92c7957a789ffda322
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SHA256
860eed7c10b5d0fff8a8b88cfd7de7cdd74d571bad64833af199d827af4e377d
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SHA512
8da2cd7faa1676986bf8b103738dcf82079f29f313cbe5da61620b20232e5aa161893229ee9511827df68a500733f34dcb737d681e92ac5e5bb7cfcd1faed82a
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SSDEEP
6144:K4oZo0eVHPtHgTIAaZgCwDx7axHU0unC28ejI8n7:xoZWHPvWCwjXCsIq
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1289653062121685093/c26zRFNhesf1AIN0ZAe787Ex1TnQKaGtY_KNXOuxi3k38YF1pZcXhj93ArG7bVHDT-6e
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 visa generator.exe
Files
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visa generator.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: 251KB - Virtual size: 251KB
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