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
05/04/2024, 08:25
General
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Target
2024-04-05_06bb5a6235fecd8026c787344bad2b86_cryptolocker.exe
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Size
108KB
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MD5
06bb5a6235fecd8026c787344bad2b86
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SHA1
845963c4e6d5f611675a0f8e5fb4ee85beaabd96
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SHA256
40268a7a1393913386139cafbc6cf35ba59e15586003207890748729d6debdff
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SHA512
57907feec6987999945b17621e02e73d0fb693e25b164811010f8d555fc2d17072d2a9764cc834840387a5712bad155564fdf53fa06adee7d5e6612fcb809038
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszfey:1nK6a+qdOOtEvwDpjn
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\2024-04-05_06bb5a6235fecd8026c787344bad2b86_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-05_06bb5a6235fecd8026c787344bad2b86_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
108KB
MD5e058955f1cd402123480b95e34a6779e
SHA1194ef3e98aeefc8c6e50ea96803d7508bfa0962e
SHA25654df14cd39c5bc27126f0c09a64122d0b87d80607cf4156d8267fbf3ea953b6e
SHA512d38715e9a460962034e6f745761debf3bbfb1cd7f90ef750c963dfbbb4bc429c89f442ca59587d55daef475cba379a848c9324eba8e375e5903cda75e1478381
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB