Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
21/05/2024, 15:35
General
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Target
2024-05-21_483433c4004125bb661ae24caba01ada_cryptolocker.exe
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Size
38KB
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MD5
483433c4004125bb661ae24caba01ada
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SHA1
2fb24b51bf9469af8c4332390454f413ab23b383
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SHA256
7303cdb4a7508eb3cbbd269e583cebc99bf90afbb7314bff76fd4a700c1a161e
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SHA512
33311253aedad7e78250d9b58efd9b9a344366a84331f3d6af745a9259126b8635499c54681e3553b5ae9443bbdae1145abee40bd1635d806c753a93cee2a08c
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBsWx:qDdFJy3QMOtEvwDpjjWMl7TdTx
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\2024-05-21_483433c4004125bb661ae24caba01ada_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-21_483433c4004125bb661ae24caba01ada_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
39KB
MD5a4a7d5e7328c10122f31bfa63536a875
SHA1c976bc202307b082922ac5d6baf78fcfd77c020e
SHA25696898010f7c37f72867572e708c4747996b7294a94094c709fb0cb25cd115430
SHA5125d566d26dfc73468c59d7ce42739fc2d5de11a8a2965d2b84e8ca50094ee9a0341082546e499e21e19f5efa7292b1d9e18b51c9e0323df5d053b2f851a23e646
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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
24KB
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Filesize
24KB
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Filesize
64KB