Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
28/03/2024, 03:25
General
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Target
2024-03-28_03477f81c9ca230fee4c1406ee698e0e_cryptolocker.exe
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Size
61KB
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MD5
03477f81c9ca230fee4c1406ee698e0e
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SHA1
047f0e2dab64dbd77f216e7b159e1fc4f7b1b0db
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SHA256
5e4a78306847570fde09a6ba1f8f11dc7f160f4ec815024f7e328f03c2e67a4d
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SHA512
d9fe7f6afe03fbdf86814a387eacacf2d2d79cd436ee00f1e0b98dc084ab52d30e463da623fa424948217b928faf37cd54a7d041df362ef222ff2d673f910270
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtsiU:BbdDmjr+OtEvwDpjM8N
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 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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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\2024-03-28_03477f81c9ca230fee4c1406ee698e0e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-28_03477f81c9ca230fee4c1406ee698e0e_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
61KB
MD503e817586c544f842005df9f194d1d76
SHA14d55b1d733369345973f8b92f716e7cca76f13d3
SHA2560cad96685083d334ef7c797934c9040934afda7d7abd05c0995c3c9f3599d253
SHA512f6dd06f88523f76e005b7de62ff53bc0ef98cc41c98bdf11b7a1e506c02e0fba84e263d552962d6c3e7cecee5489c3ce0cd96706e237d1cedd8c726e3e19105d
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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
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB