Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
03/02/2024, 03:50
General
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Target
2024-02-03_1ec68694508f173ae03ae71a8b1ab677_cryptolocker.exe
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Size
80KB
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MD5
1ec68694508f173ae03ae71a8b1ab677
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SHA1
041ac4905afdd03d8d6dab89f4d6226fa7d7a0b1
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SHA256
6b6307853dc5837a758fe1827408b85692d52e4fa2c7416ab71625fc07bfd19e
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SHA512
65be8170a4e33fec4fac79eb7aaa5c436c67b214c9607d13082e27feee56b16684fc30741589b23f545609e143ce11e7aac75c9e60b276827f82aa81663d3a0c
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2b:zCsanOtEvwDpjh
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\2024-02-03_1ec68694508f173ae03ae71a8b1ab677_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-03_1ec68694508f173ae03ae71a8b1ab677_cryptolocker.exe"1⤵
- Loads dropped DLL
- 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
80KB
MD595b8a544030de9bf26f7bba8eed390cb
SHA148f899aa29b05d6aeccc0c149534e0fc85e30ec5
SHA25627fd649faed56c81a131f9f71cbd99b7a7be9777e074cbfec83dd7668a54aa05
SHA512875a1654147043a020583f19bc6294e3c24efe0fa692ef8da053121bc8bd47eaf72cd1319c879c0c9159019b71671b9cd153920b3c04aa2b2e4dda2ce921085e
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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
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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