Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
29-01-2024 11:43
General
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Target
2024-01-29_468417601536983db00948917197ecaa_cryptolocker.exe
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Size
55KB
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MD5
468417601536983db00948917197ecaa
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SHA1
c8b5dad74542d82a7f0fbaffb58e31f82e0d838e
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SHA256
9b57d00322e02944fb892881edba2550100c532909a76b62d61010ca692f9f78
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SHA512
830c8536167a6203acdea40df9a3ce67446bec2bf0eefd2d799fb55c97864b47eec8e3e67cf4bbf324a283f849067b67c041e92ae65ad40752aa18cf97db0795
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8Y:z6QFElP6n+gKmddpMOtEvwDpj9aYaF
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\2024-01-29_468417601536983db00948917197ecaa_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-29_468417601536983db00948917197ecaa_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
55KB
MD526e3763060d7da9621d34f031bd74bcf
SHA149dacf57664a8444da4fcbb35fac0e27dc86e842
SHA2562eb078108ce6225dfcd7e2953c6516c1ce3c627f080bd0d5ad8e212d68b3ac42
SHA512ef5daa13e9f21a4526080684c55568d43f11aa7c742328b0d17e2b5db8009bb0a9b0d8a23ae93756e4c70e9eaeefe4f1b61b559400552a78d7754600af658cf4
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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
24KB
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Filesize
64KB