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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
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submitted
22/04/2024, 05:26
General
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Target
2024-04-22_df366692aa399ed352c4a884b7644e51_cryptolocker.exe
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Size
96KB
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MD5
df366692aa399ed352c4a884b7644e51
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SHA1
61249d74c0a77da8172335c6eb6c98aa8466e281
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SHA256
61c7b3e79d53bae55e2aa1cc159842fe1057558b4a3edcb24144fb75972946cd
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SHA512
fa1646ac51e2d5426e55f7e549837f7cb1b2de201911fc7f1d458fc5f81a1af5ebe59ca71009bb7ce9cecbef15bef0cfd4544d971f29ac4cefc9ba3ef70f9428
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/by:zCsanOtEvwDpjB+
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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-22_df366692aa399ed352c4a884b7644e51_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-22_df366692aa399ed352c4a884b7644e51_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
MD58822913eb8a6e4af416945293c39ff2c
SHA102098e5c0619d2822be49dd8bbbca1f16181594e
SHA256b2cd01b9d1e39299653541d41863c7de0770d855e1d518ec7ac3fd9925b230ce
SHA51287fa26efb7f624d80c1eda2a9c9c2f0abfad2d77845b0dc978d206c96f8ecb35124ce6abc983b8067c313437b0ad61c82e20b7612664fc12079c55a217d6537b
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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
24KB
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Filesize
64KB