Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
02/06/2024, 20:27
General
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Target
2024-06-02_2e8042551b0e54d2b22ba8b9a8722112_cryptolocker.exe
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Size
41KB
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MD5
2e8042551b0e54d2b22ba8b9a8722112
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SHA1
2ebca456766c76f1adb3c0e90aa9368a9b38dba7
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SHA256
a0e7db9b7f11ab3d01a7e30b38deaadb903153beb2a2b13ab9fda5008e28d1b3
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SHA512
30dcaffa1e1c7e12b37f626a1efda133d4575af038c3aa8ab3b93f3b94cf8ef2cab4735e79ee93e78e90c95ba0832ef00fe43166c23ffcac98fa9960bcece86a
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBAok:qDdFJy3QMOtEvwDpjjWMl7TdQ
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-06-02_2e8042551b0e54d2b22ba8b9a8722112_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-02_2e8042551b0e54d2b22ba8b9a8722112_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
41KB
MD5785d99c6263ba890b8b2ec23b774305c
SHA18a812ed75bdf04e7f7cb11be1aecbc01607bced4
SHA25689ff03fcb726c43798e1a861ad83e14587f526d16c00526c5bf05b1a62b26600
SHA51211d7308b404600bf8a3a4f844fedbbaef65a46dd462003ac929ce167a6a76447dc8dd5c93eeff78aafe30d60c552c3972ce3b6926083fd6df16e84296a5a3bf3
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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