Analysis
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max time kernel
149s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
14/02/2024, 06:44
General
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Target
2024-02-14_9ac6429537689de333cdab24b940f327_cryptolocker.exe
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Size
57KB
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MD5
9ac6429537689de333cdab24b940f327
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SHA1
2aaa66ff5ae62c24a8d09e745b365da9098f537d
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SHA256
3912e61d05eba8fd1a1defdee4a240b24488bc34fe66f8bdd0718b34ae963889
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SHA512
ac185bb9ed27595bd5b7da4ea4747add2a56466af0ba20361a4cae9f2df355f211747d4bcd54fa128ef32632e2b7616d5168586b442eddef372d9c06020b48c4
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appOq0p:z6QFElP6n+gKmddpMOtEvwDpj9aYalO
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\2024-02-14_9ac6429537689de333cdab24b940f327_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-14_9ac6429537689de333cdab24b940f327_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
57KB
MD5e26ad691b894bf427d281cf36d71cf9d
SHA1a0137a60f284f9ccf00104558c46c147bfb1aa47
SHA256edf2540e0d08c42341b67f77f2fcc5c40cb8a37647e316f87c98e7d7114cad9f
SHA5125619729bba7245007bd086a2d858fbe666ed94d9c84b2a4b877688facbe308bf68f43d099cac9e97d4d4e0c0693eaeada92da0c75ba08671806c843fa87a3c64
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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
24KB
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Filesize
64KB