Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
17/05/2024, 03:30
General
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Target
2024-05-17_5781ce366abb569d18944d52814a15c0_cryptolocker.exe
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Size
88KB
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MD5
5781ce366abb569d18944d52814a15c0
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SHA1
15a92ddc1d264d206e6cb83949fd0b29cb3e7de3
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SHA256
22377363c25c77e33c3aa18a53e3ad1279b9e9061c5ebc7b6e89613ed25afb4b
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SHA512
d0d7e1fa108d6aad3d987735849349808dc57ac3e6ab76bc6991cb4ee7d653cfc4d6c40b926d39c4b9ff6fd8e82cf380ca08012f6c14e57f563ccebb84d56156
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgiM:AnBdOOtEvwDpj6zn
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-05-17_5781ce366abb569d18944d52814a15c0_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-17_5781ce366abb569d18944d52814a15c0_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
88KB
MD54445bd4668c9d18f93f0fb4d99b42481
SHA12e2d77c37b9354b29f0e0ea635f29eafb04bebd1
SHA25628393808257d73dbc2c6f3f81a684b10b2afacb7498b3df0d2951362b3d3c400
SHA512eb69a0e8b90c8759bce487957458dcd97b0621413c6690eb55b18da2803bd3903a03fd6d3a23b810f7a537e423c609ac4e7b492c33cb5c2bd9ed6afeeca49665
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB