General
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Target
injector.exe
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Size
229KB
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MD5
2a96f87a14a68baedde5abc5083b0e6b
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SHA1
529d56601bd966647ef316ac96a55a8e9afab984
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SHA256
02f716c2d57c78804be366f3de719de12217a785f5ddae0102447afe22e2d334
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SHA512
a1c80df64149cd717937c898cf470a962678bcd1cc9ba9e88932e45ecf846912d96e60c04c7491a6afe22ac727ab97cc2c798005520540776e5f1695ff2ee832
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SSDEEP
6144:9loZM+rIkd8g+EtXHkv/iD4n1cht74szjKrd4UB0Zeb8e1mnuOi:foZtL+EP8n1cht74szjKrd4UBHUuj
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1210655907399209041/YmxX9LV2KMBOVV0sdkDv6q8nLyS4rcxqpWa8iyJIyGBU4gzT8623odOUghGtmjVZbbrM
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 injector.exe
Files
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injector.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