Behavioral task
behavioral1
Sample
passprocbeta.exe
Resource
win7-20240708-en
General
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Target
passprocbeta.exe
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Size
227KB
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MD5
4ba03d958d930223cdd9b50885365ddf
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SHA1
f111036fad34212ae876170478f57c8fb2e714be
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SHA256
6e1f345ac5ec917d43779e0087d731fbdf67645b7e74e83d63c7f21e82fb63aa
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SHA512
d1e655aebc11e00e7c23a1b37c75ed1207e5b007aaa1a595d18d1738e84c934225c164be507b4f561b8352abaa36294f4413e95d0fd7a6f230d6789a50fd0d15
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SSDEEP
6144:+loZM+rIkd8g+EtXHkv/iD4hn9vCg/7IjR0STTKqFb8e1mLi:ooZtL+EP8hn9vCg/7IjR0STTK+d
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1277669556155842652/dWmHHT2f5DvcgOeo78GdA9nR994OUR8OT6UhPMPzy0EAnFhUdEd5H5OV6KNqhZcADm3T
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 passprocbeta.exe
Files
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passprocbeta.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