Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
02/06/2024, 22:27
General
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Target
2024-06-02_d2d6a27f02b5f55bfafef7f9dd5e2164_cryptolocker.exe
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Size
38KB
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MD5
d2d6a27f02b5f55bfafef7f9dd5e2164
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SHA1
2f5051fb829cfb1b8b03f5ac032799936285661a
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SHA256
fd4a13e458dcfc6c0561b88268b591fdb2a6e840ee80f47d40ff5001ecb22366
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SHA512
7c0a369f6b6dfac0ea5992304dc887f34266ff4e28b3752d5ee0d4e31f0232341836e8cdf72c6f31936fd287fc2337b68d2874296dcb809ee83cc3ee17bf9607
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB3T:qDdFJy3QMOtEvwDpjjWMl7Td1
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_d2d6a27f02b5f55bfafef7f9dd5e2164_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-02_d2d6a27f02b5f55bfafef7f9dd5e2164_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
MD52ef8cf21326586f14abfae74b9b6358c
SHA1401af379d962b903d4e383f85ae6fc239166597a
SHA25604226e1c7a8dc258012fd9b09f6d99fe96cebee3f8dcefea4ef48d0fbacc7f3b
SHA5128a94002971f298dc42b451c3e454ccff664e434d6599d5883672f461886370bb265dc1687ec0be820c8cd875e5fa17c3cf02ac65e069cf5ecb820b1c921e14a4
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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
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