General
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Target
фambral.exe
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Size
227KB
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MD5
6e13e79e84c2222a4f601af974a38f45
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SHA1
1653fa8feb0e8c2b9230c0c9fe0da9dc33d1b1fc
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SHA256
b4a7f642b99b55cd0a4d0f853404c74e3a56a7d8ebdd2cc2548f3c3aafe201fd
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SHA512
5046475acd8bff206583c99c260b5d182ebe794d6656a3e146583d6cc4ac64f47ec0ef7d6520111c0e58ff8428b155afb19bfc5625ddc075276324f1424037a4
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SSDEEP
6144:+loZMUrIkd8g+EtXHkv/iD4/wbM4+ZRSh3q459cr6Gb8e1mSi:ooZrL+EP8/wbM4+ZRSh3q459cpA
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1293591054737735834/Fi2wqbsm-o0tXgq12Xz5O8L7rHz8QgTAMnXqdJbyukAbHbYpz6seZy_-ON7fnUPFag2k
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 фambral.exe
Files
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фambral.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: 224KB - Virtual size: 224KB
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