Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
13/05/2024, 22:21
General
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Target
2024-05-13_1fe36e1e8674453c24f81a73f02aadd1_cryptolocker.exe
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Size
39KB
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MD5
1fe36e1e8674453c24f81a73f02aadd1
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SHA1
efed0f1ac0db7780aa65725bee50ad0d9070a67c
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SHA256
e2db5962c090f83563dbad249a2797a1a3c7c4def3a5abd1ab701e73572078bf
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SHA512
7210f51e52fa87973122971da15e861dcd8f3aee3ad4d31f5c038c2170d6a4f550f31c9060bb68a8b02b2dcf25c147df1a6ee8f3f50736bdfddb2a307b30d69a
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9S:qDdFJy3QMOtEvwDpjjWMl7TJ
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\2024-05-13_1fe36e1e8674453c24f81a73f02aadd1_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-13_1fe36e1e8674453c24f81a73f02aadd1_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
MD56a20c20bfb30e9a48d59c3fb55c43a4a
SHA148d07c4ea0a03a6cd1cd548d7dc15e24099ec7f6
SHA2561f4f43935dc0db6399f6c44a6824854dedeadf06ad4d8a24a607ffe5544730ea
SHA512089a0300e824fd96fc512c8b57cf07643ff021bebc6d1ad9c5cf616dd687147f90e66d68dd080824595bbd59b2c759872ebc3a980f3bbef691c1208c3990e11f
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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