Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
07-05-2024 03:22
General
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Target
2024-05-07_0dd7e12449c2d3e08d66cbf90a9d0d1e_cryptolocker.exe
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Size
88KB
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MD5
0dd7e12449c2d3e08d66cbf90a9d0d1e
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SHA1
c2bd65ed20190c5a69729205550fea464f10bde4
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SHA256
0ae4cbb168f11f77bcb95619a22dab15d0e7c1ea647283eee7c5ed40f3c16998
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SHA512
0a7c4c2681c29eaab155808e1fd40b556b22170105108af4ef833b698a5f1429bdb30f5710d34eeb0a9ee67b991c034cf5dac21c884f03ddd5544bc16b4113c7
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIOD2:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgk
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 5 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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UPX packed file 5 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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\2024-05-07_0dd7e12449c2d3e08d66cbf90a9d0d1e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-07_0dd7e12449c2d3e08d66cbf90a9d0d1e_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
88KB
MD5c66d52b1f49939cedd69e2d07125c8e0
SHA19d6b4265ad3380c4cb0b48204afbc4ff5678d9fa
SHA256d50ffc8dbffa569edb35a32d156913f3dcd973dfc21f6df02776a52e903221d7
SHA5129e58f938aa8e65d7db4565754cbfea28a006ba5ebe7de9f31070e8fa6d478d0535796c3334e56f1555dbcc4fe1036cf75cd16b7b4936eedddb81a0f79ac3f1d7
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB