Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
21/02/2024, 19:22
General
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Target
2024-02-21_02b60dd979653bf2d050aa25f872818e_cryptolocker.exe
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Size
105KB
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MD5
02b60dd979653bf2d050aa25f872818e
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SHA1
8bfc25e10ec00f158b04d5e3d9d46a4040be3d28
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SHA256
420645bd5714a71fe953da9cc71bd69982072836656726f07bcf5da3a4abdcfd
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SHA512
42a57df97a97414cf2bf38c7306c35fba5a47bd092252131fc897a4cc842d989be4623dd5a9a9e79f40995ec5246aaebdb5bf07d47794f70308028c8f6580732
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksw:1nK6a+qdOOtEvwDpjw
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-02-21_02b60dd979653bf2d050aa25f872818e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-21_02b60dd979653bf2d050aa25f872818e_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
105KB
MD5de6c7bf7eccf6d7a5f9459d579fc1f6b
SHA12ab593d59b44213efa8c62f4c83ce304c307f234
SHA256012d869cd690e9f4ebcce9783a29cb5b4f81d99e4d558fac6e22d4320694bc1c
SHA512b96491da87686e626b4b08eb6a608caab8aa628d4c8177175346753ec565337a0055ec5dc7df1518306b6561637a4c365f8f66d791b7ccd26f790ef1eaf0ecc1
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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
64KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB