Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
08-04-2024 15:47
General
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Target
2024-04-08_ee18247d4e7040396ae725ad7b70ab55_cryptolocker.exe
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Size
63KB
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MD5
ee18247d4e7040396ae725ad7b70ab55
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SHA1
5608b22299d70b17f3bc7fedf5956540732903ae
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SHA256
848281440614e1fc141fdc54396b85f6550559efb65b42ce7cbb6e41c7759f48
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SHA512
41b8150a3cdfa6b3e415605f21184787b4ac64a4f886e8a4c6cc236f4c7a2a9f4e4cd5df96483c00ed82b497edc2da1bb501de8657bad235b8aef3760f857788
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5Sc0:zj+soPSMOtEvwDpj4kpmeLmL0
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\2024-04-08_ee18247d4e7040396ae725ad7b70ab55_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-08_ee18247d4e7040396ae725ad7b70ab55_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
63KB
MD5f0c172f96c0b403c6c44c55a6c40ffe5
SHA12c1e45210617e728df5ab9450261e0e5673142e6
SHA256118707ca4f48f78791cc3ec90feb0b20239b51c8d0c0e0ed0036a2ece93f8805
SHA512fe98c5d32a55d37867b2e8ad2c6b4f02eead6840b99c6afc33483afec2b2bae1eb9dcdf961fe2c1b3ba4059fcc4f96efe26ea6202cfa0b379d80ff7c90141d63
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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