Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
11/05/2024, 06:30
General
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Target
2024-05-11_c95ba0310296fe4e1dff5c338f814520_cryptolocker.exe
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Size
52KB
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MD5
c95ba0310296fe4e1dff5c338f814520
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SHA1
1289c8b1d7028441bf8cde388e357fcefc14583c
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SHA256
d14bacaae739baf3aa9626d767cf1423471df4c26e24f75237820acfbad75907
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SHA512
06736186c8ddd1b6887bb7f21fc24630845a71d606c1ffdb4c1d168a9acbae72974c3af77ad02fc37d97b6c2d37ad77717c544fa40c4e28b614d3006fa9fde06
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOU:z6QFElP6n+gKmddpMOtEvwDpj31iU
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\2024-05-11_c95ba0310296fe4e1dff5c338f814520_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-11_c95ba0310296fe4e1dff5c338f814520_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
52KB
MD5bfb295405901eef044264e213d59ccbf
SHA1b169d75eb4946828989a5f6cdb2597a6d35a5df7
SHA256b77fdafd48da6034f0f1676fdb4eb505986dac9dd8fc92e9f84f6f17004d0161
SHA512e94da080448f126d34f151fa0d48570c34b4c8f788baf0a40c59dca671d71af2a4bb743976d000f0eccfefdda236b4e14ded3044cbdcfb48f27f0e2ae09c9af6
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB