Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
23-05-2024 22:55
General
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Target
2024-05-23_c06d53de687b80b3be3552402262edcb_cryptolocker.exe
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Size
71KB
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MD5
c06d53de687b80b3be3552402262edcb
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SHA1
bd236c88bf4fcfa31205d27a8cca72bc4d0e9cb4
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SHA256
15cc154a6b96b3e829ea0ecac3cf349d6326d66e929c907e6b6332d05f6a0959
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SHA512
c0f995e63f2efd8a148a1922bb290d872e1362fb8e95b4651ecfa550fbf34628720d1387657d3b47e011bf7c9feae321488bbab256b67f7eb6e28da0bbfd95d8
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9HN:C4Q2c94OtEvwDpj4H8z0
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 2 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\2024-05-23_c06d53de687b80b3be3552402262edcb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-23_c06d53de687b80b3be3552402262edcb_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
71KB
MD56e27a6dd5031a6f307a96ddbc6c00603
SHA1dfeef3e12f91b67bc23ebf8c75de02f3bca4dd92
SHA256637f2670340fdb171bdcf37f4ff496242d46c004c73de6d8cb734ce898627757
SHA5127c719ae341fd8e45ce675d56c4d883e0212cd8963182b93f31bb22128ecb9c79f13e9a5d5ce958307a890270d80e3f61a26e75fcb38a0b7004af0b0ddf54e148
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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