Behavioral task
behavioral1
Sample
CCleaner.exe
Resource
win7-20240729-en
General
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Target
CCleaner.exe
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Size
277KB
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MD5
c8449abc5e4c11d6855ed0d2937a582f
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SHA1
34ef4d185ddfc998aa252dd00face64c8e50c166
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SHA256
709ea830585ff4f982a742e33092f0801acffae8a7703d1255caba6e91a2c78e
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SHA512
d43c1c6e336c5b5235cce173c2e26e3716c06ecf2250b00a7008a88d284ab5ee07f0bfb0cbcc957b6945f304f0a05e7d963cfd2952180061df45b18fdb4b0e26
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SSDEEP
6144:WloZM+rIkd8g+EtXHkv/iD4t8uoW0b3ceNImHHmBlb8e1mRxihE/nTo:goZtL+EP8t8uoW0b3ceNImHHmfUounTo
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1352237564849029210/DIlZUONY1CNAM7NmAfn6sP6BePt7TaiRxTCjS3RtNTC5iYibC4dSCl4C-GBhiXkQNnnp
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 CCleaner.exe
Files
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CCleaner.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: 49KB - Virtual size: 48KB
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