Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
25/05/2024, 20:24
General
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Target
2024-05-25_dc8a097219c2ffa10361d3d02fa06f99_cryptolocker.exe
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Size
40KB
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MD5
dc8a097219c2ffa10361d3d02fa06f99
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SHA1
66d1534b35446a4b0a9cbe737671bd572dce3ed6
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SHA256
3893b0543e538db01966f7c0f637fb24bd834cc659b8e05bd0e6182297479c38
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SHA512
59d9ca2e679ad8c89fc45d3da631e1c52ec6c8fa7d4037904c50fbee28865174a09222ebffbba1816ae94a3325c6a5f751db813bc02237f0bcd16295da54eb77
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBC:qDdFJy3QMOtEvwDpjjWMl7Tdw
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\2024-05-25_dc8a097219c2ffa10361d3d02fa06f99_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-25_dc8a097219c2ffa10361d3d02fa06f99_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
40KB
MD50b8f1a365ebb20d38423346564a4525b
SHA1f48fb50abaa5460b8084fb8a0eacc8368013c106
SHA2560c7669666488cd74d8766d4f739f4ea85af48dacb3324fa87987bcc9bca1dee7
SHA512020d3c66469eae51a75ad828808bc561fc1b271a1ae1b78050499eb214e306b3340bbb8803af6c42fa7edb97ad9f41f8c60235c4e656c84b07224d788546846d
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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
24KB
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Filesize
24KB
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Filesize
64KB