General
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Target
VoiceMini.exe
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Size
494KB
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MD5
1b0ce33547b32c1bc6a0576109673f46
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SHA1
bbdd7efb0ce53cac7bc195e1e48ae6b5fbdec3ea
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SHA256
9a11a5e65506d504a4c0548c7b4b64660c17df9814fe57c9a7499cae995c1226
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SHA512
effa302d783a745f8479279ef39316092425d5294b57fffb9d6abb635c54a6b279bde64938302182f882bc157e05112fb799c27e6a42c9846ac13c162c1f1a58
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SSDEEP
6144:3loZM+rIkd8g+EtXHkv/iD4Rern+8D/07VA+Pv+Arb8e1mQAKiXu/S0uy:VoZtL+EP8Rern+8D/07VA+Pv+Sqv
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1306746597190668348/ewKXdYwVMCycnpr8ensi7kegTU_jqsV7jexnVi32VYczuTUSqGULTiJuB63x06lcpI_V
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 VoiceMini.exe
Files
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VoiceMini.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: 266KB - Virtual size: 265KB
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