Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
15-05-2024 05:28
General
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Target
2024-05-15_76bff6b43cf60d658ef3b99f06b0bc0a_cryptolocker.exe
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Size
59KB
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MD5
76bff6b43cf60d658ef3b99f06b0bc0a
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SHA1
b15c40bf5e8f2039f25ccd7d787b54b015c7075a
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SHA256
c9bcce58f23a68358ed5ec1f17a362f948582b0e54d5bbd0cf34f48c5d53c487
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SHA512
11f421aaad9378485025b356262c3b6a9f69304bc27d79ef009a3f0702403a56e89d4f2909a148e52172c67146ba99dddf640b649b635393f66882fe1edd795b
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPB3t:H6QFElP6n+gou9cvMOtEvwDpjCpVXYd
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\2024-05-15_76bff6b43cf60d658ef3b99f06b0bc0a_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-15_76bff6b43cf60d658ef3b99f06b0bc0a_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
59KB
MD51140915529f462f49264fd0e50aac999
SHA1caf815ef5ff23c1ec5ac78a59c9e9122af74d296
SHA2565f160b194ba282231a4baa9f54da46519ca71e30be2c59c2e2fac9f8a55641f0
SHA5121e15c0a28137b9ead8dfebeabed35e03d8a93e49098f48d91a36d4faf56fd3a3f8161a17d3ce30672dbf2606eabac5ff68c2959b6f8a851ba40c07bd67445ffd
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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