General
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Target
cheeto.exe
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Size
229KB
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MD5
72614d4abc76ec3142bdc6d5bda7c38e
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SHA1
2b616f0b13d92557a7cd73935b3e7e301e294757
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SHA256
e82372deee967ba8a1a74e29a8887ac64e700554153267d09a184986a98efa29
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SHA512
56d7a569b012da9f9ab99044ac3ed489e1f11a233122b7271f2396e5a11d8e5ddf4f58b8bfa18ae96cbc55c57213d812622777b6fc8684ea96a4919ba202b7c4
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SSDEEP
6144:lloZM+rIkd8g+EtXHkv/iD4f6/Ff1DA0rVSjVg8Z+9vb8e1mZi:noZtL+EP8f6Nf1DA0rVSjVg8Z2f
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1254095742596026620/QBmTRb9H20UAgR-IUg-_rpwK5K7NM8whQATf2uiZg-j5JI4v1-NZx8QlzzIl8yg9sMnm
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 cheeto.exe
Files
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cheeto.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