Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
11/06/2024, 03:24
General
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Target
2024-06-11_099217bb318650292aa728b3e53f4b52_cryptolocker.exe
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Size
76KB
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MD5
099217bb318650292aa728b3e53f4b52
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SHA1
b434ed2bc33287e0c412d506cff9db2fa681de4c
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SHA256
66f9b2474428c043842414ad1c089a591aedd7a82b822b399ab1f892e7bf5644
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SHA512
58ae865a79c947eab8b3a75703c68ba7ed5a01d73131026a12d0bceace57603f353a2ff3cf314b5134d76e85813c6b573643367a96aa38011070794de677fb3a
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal81GJ:1nK6a+qdOOtEvwDpjs
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\2024-06-11_099217bb318650292aa728b3e53f4b52_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-11_099217bb318650292aa728b3e53f4b52_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
76KB
MD59322dc9daae9448071d54dfd6ebd491c
SHA161eaae1b1261f3d2edf0c5fb8a107e25be1a406e
SHA256f6f724bd4585136de484690e439d81c69863c50b15c5c5207ad6801cdb9c5812
SHA5122a4e6ed2fc32a7444f4801f1206f7d66ccab97557be5845b3b878e54265a378ae720c1c6839cc5dd3e46191266bccb8e90543dedc20f4e8171564e051632766d
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB