Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
02/06/2024, 07:24
General
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Target
2024-06-02_37da1199061900fc1a27c6877d27c431_cryptolocker.exe
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Size
38KB
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MD5
37da1199061900fc1a27c6877d27c431
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SHA1
a7960be72a1396069129e3fa38d2ac0348af3d7d
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SHA256
ff02447c23308708b50ad1c544d0a0f74b60ed32b8ee3d84c31309818e5901b4
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SHA512
18bcade7bbb409d551ed8d27d11e3651a929418373ef088f8829026174bee8b917433937ac99e7047f73e56d7a5e207a47e3aef273ece775d65b9711a2111dbe
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB3R:qDdFJy3QMOtEvwDpjjWMl7TdH
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\2024-06-02_37da1199061900fc1a27c6877d27c431_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-02_37da1199061900fc1a27c6877d27c431_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
MD54c542620d2b62ccb96d67109a780ee08
SHA1942eb559cf13d6c89a02f9f316690046c8a7c198
SHA256e42a28ec3b3b34e64e5c37e886e346206a450b006143c1a0f4599bdb1fb5a40b
SHA5122b37b29e5ea7ef9760c8fe4e2864d3110990d9dc5a5d2608c758130161c213665b95fcd536fcc45446e6c0859f2976b418578ffe2fe327471bef29b22950ea97
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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