Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
27-04-2024 21:22
General
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Target
2024-04-27_056904c9a5ff44551b1f3a88a539eb76_cryptolocker.exe
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Size
77KB
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MD5
056904c9a5ff44551b1f3a88a539eb76
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SHA1
110cf2ab3d91f1148742a85240f58562752ccd1c
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SHA256
8daeb16f1f5b66c7833efcce07d18caf3101e4b10541547bf05f850e26c7cf70
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SHA512
bfec34de7e1b864a5a66da4058d33514b13cffaa0a01862bf98878aaa9379412f42f410ea2564f824049b83f9432ea9b8d52cbda08d1500f5ca187399b17e6d2
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcR1:T6a+rdOOtEvwDpjNtA
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\2024-04-27_056904c9a5ff44551b1f3a88a539eb76_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-27_056904c9a5ff44551b1f3a88a539eb76_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
77KB
MD552caba9c8569bdd7a96c1e3ff36329e2
SHA1cc34321c0ee2faae532b2f159f42aac6a887b159
SHA256bc5f6926fc57834a2c17a3ca3b49472c85cf34ffa4297d10ed644617e543b451
SHA5120ac9f6633b328561fe6cf3b28f093eaf7c048e744c44890b8141916e049986d4c1a5d2e54cfdf06f3b0a5811fb2172249bd52c0912b3d9cb143281390998c64d
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Filesize
24KB
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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
64KB