Analysis
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max time kernel
149s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
20/02/2024, 11:43
General
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Target
2024-02-20_bc2e49aa99e5791706982278f46c8436_cryptolocker.exe
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Size
49KB
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MD5
bc2e49aa99e5791706982278f46c8436
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SHA1
085c51a743f911eae9c0421bf3df047a5cd065d3
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SHA256
cb830b5c7379970f01fbc4c92286fa2a5d56bbf762678362d74844711c15c6ae
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SHA512
ca48ccff07fd4f5e6e8335550b68926bd2e1b2e462772684e66dad66a5a5c853ef587e82c00b238127e9d2dea027a3ad491a25770a4ca9e91ec9d7cba8503f51
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQPdUve:BbdDmjr+OtEvwDpjMXL
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 3 IoCs
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UPX dump on OEP (original entry point) 5 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-02-20_bc2e49aa99e5791706982278f46c8436_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-20_bc2e49aa99e5791706982278f46c8436_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
49KB
MD58ee10d2a79f321b0341e68aecc650830
SHA1034dd23f8ae899e2b5a60cd3d56256177188ff6a
SHA256f13c9ae795821e148d066633dbf153b33d516575797e5a1df3aff9e1461c98fe
SHA512b995cc1016f57aa785fd2d6c5e1017fdc7943925a756c0889127392f918dc9c47552faf34d60c3d01ff740a5712144316e3a6afdf0ed5be8568018ee46707707
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB