Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
28/05/2024, 02:28
General
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Target
2024-05-28_27a8c3fff4bb6c9fec14e5b32ce35b03_cryptolocker.exe
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Size
60KB
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MD5
27a8c3fff4bb6c9fec14e5b32ce35b03
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SHA1
f7977a29c810288ae7599749d1cf1ea68b148420
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SHA256
b1db70ebb3a14b7d2c6f4caed2d7ae463204a57ec67d1376529559717c7d180d
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SHA512
9aabcffb87bdb3653648bffbfa8ffa2e1d2d8370f044044cebd13deafaf758bad823d4ef644959ac0243e6e7525f49dd62c84cd430e7541d24b02a239f25ae74
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pU:H6QFElP6n+gou9cvMOtEvwDpjCpVXm
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 4 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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_27a8c3fff4bb6c9fec14e5b32ce35b03_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-28_27a8c3fff4bb6c9fec14e5b32ce35b03_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
60KB
MD5d5b3487c67e97e30d586acf64c706cdf
SHA128eeb6cc8e5075b51bfe6686909891c37e10f322
SHA2564244a030aab85fd5aa20213649ffa6afa8c846f6088e71b2a9a49220c2547b45
SHA5123b59258e6a3fdc04f322820d6f33b42683744f3d70c2d5ee478070fbdcce6368a6c64d738b647282e08de79dcc7ee05247d8cd673311a40fad4cd1fab5c2dc0c
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB
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Filesize
24KB