Analysis
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max time kernel
150s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
05-06-2024 04:36
General
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Target
2024-06-05_80827be70c4304b4f8f5683af23795f4_cryptolocker.exe
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Size
24KB
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MD5
80827be70c4304b4f8f5683af23795f4
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SHA1
fd9f422271f6c7e945c10168c83aadde731a1ce9
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SHA256
30b6438a77155337aabf5e47faaca150a320a05ad449f6840db78e1104f4841b
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SHA512
016369421b1825b898f7ab473fc35d730150e411539d0ebfcf1a7d6765c0a0ff7467a458a9b3c1371dc6a66d07657d0ac5fccbad07a588ea8cee3be69ea58478
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SSDEEP
384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HMJ1:bVCPwFRo6CpwXFXSqQXfjAsJ1
Malware Config
Signatures
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Detection of CryptoLocker Variants 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\2024-06-05_80827be70c4304b4f8f5683af23795f4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-05_80827be70c4304b4f8f5683af23795f4_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.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
24KB
MD506b93ea8a52067cf8c63ebad5996b393
SHA1f6c9fbfc429b897bba8cc7ea1af78dfe298d73ac
SHA2569d32faf127e1b17e4ab502c045b75fa539712bde57dec43c735bf664c0ea10fc
SHA512bae66c7bea2ffda341bb144021ec471541c5690ca771a0f6cd6b55464e7b1de7d3ae2be5bb6e9dc493c56e36589635831714b16e2fe69c708bdce946352d0acd
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB
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Filesize
56KB