Behavioral task
behavioral1
Sample
69f81a0239ba12507c8e9aec8e3d1667d230d38daadf50039b7968b2ca5e1b49N.exe
Resource
win7-20240903-en
General
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Target
69f81a0239ba12507c8e9aec8e3d1667d230d38daadf50039b7968b2ca5e1b49N.exe
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Size
229KB
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MD5
cbbf1ff408089c98de723a2bd5720e50
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SHA1
a186fb0e8cb8ce8c65c473a07a42b9abd29d699d
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SHA256
69f81a0239ba12507c8e9aec8e3d1667d230d38daadf50039b7968b2ca5e1b49
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SHA512
92f1df204fd200685a90de370437c255520e33c66dd7e6e667985c14b99ea449d69709591102db0ae91fd35fef70a13c6dea02c3d5a4417b891befc60816f1ec
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SSDEEP
6144:9loZM+rIkd8g+EtXHkv/iD4giX9UgGhZq+fiQBFUuQb8e1mLucSUi:foZtL+EP8gI9UgGhZq+fiQBFUT33d
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1300923716687106088/zBYqs8nJ3MptGRgCn45okL0BWnQ0FdPIXStaaykk5DhZfBnHinW4M0Ve6U2CSPsMATf2
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 69f81a0239ba12507c8e9aec8e3d1667d230d38daadf50039b7968b2ca5e1b49N.exe
Files
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69f81a0239ba12507c8e9aec8e3d1667d230d38daadf50039b7968b2ca5e1b49N.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