Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
17-04-2024 08:25
General
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Target
2024-04-17_2b8af465f4012923be039a9b9198dbae_cryptolocker.exe
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Size
67KB
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MD5
2b8af465f4012923be039a9b9198dbae
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SHA1
95f344baa57ec2f29f78e00c57b008ac647524ff
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SHA256
44fe96b6e4a887dc729214010f83212875a6f911549ba69713fbd2b3428232a1
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SHA512
b4adca6db2b3d6c649009e1aecc362d6e1363f13b80ee3503582247ed8e6c15316290228dd535c5aee9b5070dbb4cbf84b4c911df1424e788d4026869cdab349
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SSDEEP
768:quVbxjgQNQXtckstOOtEvwDpjAaDOK6PsED3VK2+ZtyOjgO4r9vFAg2rq6W1A1P+:quJu9cvMOtEvwDpjWYTjipvF2bx1PQA+
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\2024-04-17_2b8af465f4012923be039a9b9198dbae_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-17_2b8af465f4012923be039a9b9198dbae_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
67KB
MD55e2926e876adb743f82e8023c7d20d1c
SHA15284b2f7252b0d2bea06235500fb29d71d187165
SHA25679e7610841416fb28023a975c81777f85079fb4e3aaba276cb1d62e4c70a6816
SHA5123b714908a657ccf9083d015dd42b02c6b0203c570c953b24c73063b82a6d820d9469479a7fd5b073981b61f850f4626f5e327f180001c4104d23b0e08a9796b2
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB
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Filesize
60KB