Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
04/02/2024, 01:43
General
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Target
2024-02-04_c7b04465809e78ccb109d51bca4a7298_cryptolocker.exe
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Size
30KB
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MD5
c7b04465809e78ccb109d51bca4a7298
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SHA1
fbe3dc8a4aae6b0517c3154d247039a4a3a06420
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SHA256
963befc1796857837f0d605eed915e8c78ad9f9d3317d453eeb1522523dec010
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SHA512
059f44ffc0e3ebbb09d558c426ed95b9a8148de7580321061a4b67aed5f933b2e1780803a31304fff246166653e944832d3788ed738286ab44d18c50c5199f1b
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SSDEEP
768:q0ZziOWwULueOSdE8tOOtEvwDpjeWaJIOc+jHE:q0zizzOSxMOtEvwDpj/ar1E
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 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\2024-02-04_c7b04465809e78ccb109d51bca4a7298_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-04_c7b04465809e78ccb109d51bca4a7298_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
31KB
MD5fa048c5144dbe622d6f5be6029ee41d1
SHA149dd78e5a1a6ea14395d3b6d2a5a7096d8893e5c
SHA256f655f8fa753aab451c6e609f9fb6875c5fb23b48a4e8b8d19619cadac36fbd33
SHA512e293a5d6c96647b6ffed63c76551d8cafd874ab127b943eb66c58a7591680cd89c5e3a45deaef29f5ea5587b219e0e5befab35719fdd063f5b26df4b5afa4736
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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
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB