Analysis
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max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
02/06/2024, 11:53
General
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Target
2024-06-02_628d4eb9db09a76ad90379fe738599e7_cryptolocker.exe
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Size
40KB
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MD5
628d4eb9db09a76ad90379fe738599e7
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SHA1
15b949f51b00c9add59cf2d82b1332d3e23ed316
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SHA256
1038b719b09acd92fc1104707d0f23689a2a658bf6155e81909142c5f9eb7663
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SHA512
1582c49c6dab8e0920a669d6d8558e5f3cb69c9de82ff53c64c219c2f62b9ca87ac42d61596fb562666d40fdd420796123cb0c011ea7a465da1c64b627503e53
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY/8:qDdFJy3QMOtEvwDpjjWMl7TZ
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\2024-06-02_628d4eb9db09a76ad90379fe738599e7_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-02_628d4eb9db09a76ad90379fe738599e7_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
40KB
MD56a75641f4a6ac5aaf3f7319c891a65e6
SHA14c87ffa76e019ef26d7ac2e03c53ae2629321690
SHA256a11b23bc50bef2de01d7264939a54442d13c91f3631ba7aac59313eb32112a81
SHA5126959da4da2cde7d0ea46b8655dadb1d34d864c3b88ab16f41d17ee4bb10736e24e9f60b6dd52b8480dc537f5b41b7ae72c5108a482b50a63d14150581d545d74
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Filesize
64KB
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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
24KB
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Filesize
24KB
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Filesize
64KB