Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
22-02-2024 07:28
General
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Target
2024-02-22_596f0b5aee74692641683969f54105e0_cryptolocker.exe
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Size
83KB
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MD5
596f0b5aee74692641683969f54105e0
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SHA1
7036630585236dce5ce29b2269cfde426ebbdbb1
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SHA256
29f58a39b523792f3bbcaac1e50033f2d35630417ba094bf17b0f4501cee437c
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SHA512
944265695746265dd66db13fe210e82ef59b25671b5ecfdb63e1b65d1eef16e8709acb569c7f3270f765ca67378182a93a6b0b22704276c3063c4c2490ec586d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1G:zCsanOtEvwDpjw
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\2024-02-22_596f0b5aee74692641683969f54105e0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_596f0b5aee74692641683969f54105e0_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
83KB
MD5e0582799e550d93f132d8c91d0d8b66a
SHA1164c1a73ff0a28b9b54909fb29c3b637981cecde
SHA256942fff9be9af294c60eb3c040c506bde95468de477d47754a1d3336a24396b14
SHA5127806648298852f9098496e56b277fabee62ba876c5d9351760a8a448f163924b8d16b398c515b5b92ff7c226d9961fe37872e1468e42e0aaabbd294eb63249fa
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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
24KB
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Filesize
64KB