Analysis
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max time kernel
141s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
10/06/2024, 01:56
General
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Target
2024-06-10_425d0b20c7492171412dbfa9c49e00db_cryptolocker.exe
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Size
70KB
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MD5
425d0b20c7492171412dbfa9c49e00db
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SHA1
95b35d4155dc59f3565db59a6f431de59cbc3465
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SHA256
81c808422753682e54c4427c118b24815ba17ef25eb2003d108d9d9a130996e5
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SHA512
ef5bd630f2da8b45944d4f21f205b2fbb7db798f5c1264bef557f112e23f620713d8a98ef79810a279cd0947638de4e4bf48347ae8c2c1f6947c0ae78aba3f9c
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SSDEEP
1536:quJu9cvMOtEvwDpjWYTjipvF2bx1PQAWT:78SEOtEvwDpjWYvQd2PY
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\2024-06-10_425d0b20c7492171412dbfa9c49e00db_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-10_425d0b20c7492171412dbfa9c49e00db_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
70KB
MD55fbd95eda6b9c7b01036e872a0100b57
SHA15b4a8cff4c3722ad873380cb335083c09221695b
SHA256196d3088cc27ebceaa0ed81f6bac7757541d084f2782ceaa891963c229357e9e
SHA5123c7004c213744590ed3adf06b56eaedf86c53128352ceec571a82edeb0e40fd66db45b88047e4f7287f24e7a5b435495355060e41d42e693be8fed53f962d974
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Filesize
24KB
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB