Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
21/02/2024, 13:48
General
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Target
2024-02-21_7fae53b846661376020d7615f53440cf_cryptolocker.exe
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Size
92KB
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MD5
7fae53b846661376020d7615f53440cf
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SHA1
17284341c09e2b68b7ed701b0b85a96638300e59
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SHA256
4279a0da65925c7b4fe7de56aeb5bc554bd4927bb5a848d80ad8ee7bb170f83d
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SHA512
c4e9bf370616614a406fe73dc757798af7f95f28e428385009d5d8b8352f3ecaaa2049c7e8d8b35fe81248df2099d83c646400caf753a0a7e19f7ec3d9d03b48
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp017:AnBdOOtEvwDpj6zp
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\2024-02-21_7fae53b846661376020d7615f53440cf_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-21_7fae53b846661376020d7615f53440cf_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
92KB
MD50714eee0b89160c797e190ad0c49e284
SHA16330596048cce6451db251429f9b40bf6fcff98e
SHA2561a84c3101a43da8ed5bfc327a578fd31cc1de74b313fa7d548c418fa88ab9a59
SHA512e747ffa2d9802ac1eba6dfe83cb050f5338e6e1bd570b6864d7dc0219341fdb8edd3237cb35405be9295c84c9895cb3c750861dd883094519c77a4855c2903ef
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB