Analysis
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max time kernel
149s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
22-04-2024 05:20
General
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Target
2024-04-22_cc87ff7ebd4ef4a12adcd81d6a6d66c9_cryptolocker.exe
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Size
89KB
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MD5
cc87ff7ebd4ef4a12adcd81d6a6d66c9
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SHA1
468b0161737758f8531ef7290fb6cb396515bbd3
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SHA256
5e00795e3a3d1f7a03877fed059af937b892167054964786cd73963a54d7347c
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SHA512
bf8868eb57fc0bb3ad94adab4a213b5bc9995af4523a6a72504bd00b9513724eefbd234f68a05f1c491d6a3786d87b31afbc0673f1ea912980a4dba07c96db92
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA2:n6a+1SEOtEvwDpjYYvQd2Pd
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 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\2024-04-22_cc87ff7ebd4ef4a12adcd81d6a6d66c9_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-22_cc87ff7ebd4ef4a12adcd81d6a6d66c9_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
89KB
MD5b9b196a62cd3187744888bfd717413af
SHA1482d0e72002165c65d17ee52e22067968060433e
SHA256c813c7fa7fe1165c6d38cf1c9682a5c5962ed8812f95162e5921d121784012d7
SHA51245e13d3f135a605329277784c84c614bc7f6689eb5cb116097c7eb9253bb147072853a6e135927440dbe938c4827013b530dc8f91b16011cdb953f6f1c5db93a
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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
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