Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
28/05/2024, 19:32
General
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Target
2024-05-28_c839bf1ad7769ab6a648c7efc8ce3b7a_cryptolocker.exe
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Size
90KB
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MD5
c839bf1ad7769ab6a648c7efc8ce3b7a
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SHA1
937f5d56bc8f52ce1c997750ceca28791ae1d687
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SHA256
190e751cc48095415de184eae81cb225bbf35c183e42e90803021fa6bf4f8ac6
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SHA512
99626f93048db8f7c12b9d1a1ac7069eb314f392a57483c21796d9a7cffb123b2d5127ca809b3fb48e1afbfc9ffd33c87185e301de58c113c49608f27942d75b
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/+:n6a+1SEOtEvwDpjYYvQd2PF
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\2024-05-28_c839bf1ad7769ab6a648c7efc8ce3b7a_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-28_c839bf1ad7769ab6a648c7efc8ce3b7a_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
90KB
MD52e843647b809474c60e2cf4377df3907
SHA144847d7d5af8c8283abe711590c22c2cfa75c6fb
SHA25667fa572ab3a74eb6f25e8115eddbd5cad5566dd5bdb034f5864d8e1a47fe3983
SHA512724d20679e0426f9ced45e61f6cb44809ce0395ddbb6bf048f3fd3bcd44245bdd211d9f062568cc0f79573c8060130e2d0b17414e130e511f3ce6246bd856383
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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