Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
28/02/2024, 07:31
General
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Target
2024-02-28_18eb7e3a52ac8ac34f04962ed3e04677_cryptolocker.exe
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Size
63KB
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MD5
18eb7e3a52ac8ac34f04962ed3e04677
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SHA1
58715533a280dc78d35489812ebc55d67cd165cf
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SHA256
9615a229a4f2849d5600b5dc678bf42fcee40c7c20c998f2a539cc16bb9984ae
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SHA512
a06d31ac1697b4fb1a4fe5ee294f77ad295c127512a88487300ee9cab1c6c999224ae01020bb045d0d6e81bbf464468c4179e694f81e4d18e05e7ae14f9b0268
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXT5:T6QFElP6n+gxmddpMOtEvwDpjwa3nT5
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\2024-02-28_18eb7e3a52ac8ac34f04962ed3e04677_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-28_18eb7e3a52ac8ac34f04962ed3e04677_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
63KB
MD55f52c7458fd954f89f8c865875a199dd
SHA1abbd00187c81a8c943447dd7f0ea126c61122e99
SHA25688cefe78903098ce6088544c538f87fdc26189af9db04869afdbc1cd89f12c3e
SHA5124483cf38b680faa0743426deec7a95968f072e32e23e2799d805c59cb5c0bbebad74d42f3b298767e7cc0963f6ab7fd41fd7ef27f56673a086371de24d3f3ecf
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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
64KB