Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
12/02/2024, 06:44
General
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Target
2024-02-12_c016dbc7fa064ef887f0554372373067_cryptolocker.exe
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Size
95KB
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MD5
c016dbc7fa064ef887f0554372373067
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SHA1
a35ed16119c04badb82e5825ac2aec764b67320d
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SHA256
e3d3401c966a91460b5b27fef83d99b2afbafe6343b6574d421e92f0211544a1
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SHA512
4ad0c8513bd56dfc5b956d7d0bcfa393289ef8b11d4b7bce56d963c63a530d4e7938e7b38cf72267d498c599c9c85042dd71a150ebd9f9704f0858c8f29f9941
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp012:AnBdOOtEvwDpj6zo
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\2024-02-12_c016dbc7fa064ef887f0554372373067_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-12_c016dbc7fa064ef887f0554372373067_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
96KB
MD5108d17ff2a482bd698612e71c4e32b31
SHA1ef23c829b1151eed3d7b142de31e74bbce5e8895
SHA2569284f6aa1ddf7860049973438ef2617db1a5e9c9b88dd006527e4c22d27e2e39
SHA512f2957b709a076141bb1aa174ce9e49c957570309df46fb1e823ca769edb5b2059730d11f447d38a17765a63839fb53b2b3e8484a37e2c66c311d0fb87d02c484
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB