Analysis
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max time kernel
150s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
08/03/2024, 07:41
General
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Target
2024-03-08_e6d0766cc4a0b186282fbf8aafee1b79_cryptolocker.exe
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Size
61KB
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MD5
e6d0766cc4a0b186282fbf8aafee1b79
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SHA1
0881a08b243871d5a34bb1cd768271f3614859f4
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SHA256
21d0f822102d03df49197644d8b32d2839ef7d51830082a41ad149c059bc9d29
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SHA512
0a0f7174bcb30b0001783d04e282b9cd17948eb20a8703d5f87daf32ed070448f53d78b4660bbba878508950a5e3981dfb0d8019807d4ab13653d4cdb54102d9
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5h6GM:T6QFElP6n+gxmddpMOtEvwDpjwa34X
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\2024-03-08_e6d0766cc4a0b186282fbf8aafee1b79_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-08_e6d0766cc4a0b186282fbf8aafee1b79_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
61KB
MD5d424d1facb5ae70bcfa8608ccf083677
SHA11d53fc466372b45ad009db7cb57d380610b3c354
SHA256459e421cbd8264bede4a90168408e7c5da8d4e0410080e67c6db2851b1f3c2a9
SHA51237b23ac8c9fb0aecd33746acf2155b397feadfefd2fd0a2feff8b42020140a12d5384a74388436ae08418c0f008ed4e66cfcd654d3c8c6875d276fee3f373001
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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