Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
09-04-2024 06:34
General
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Target
2024-04-09_569452321ec4cbc80cb48ab4b0322c00_cryptolocker.exe
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Size
63KB
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MD5
569452321ec4cbc80cb48ab4b0322c00
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SHA1
7e6159545e7879d33b92dffef8e1f1b20899d9e4
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SHA256
d9dce06790f4914759d1d3a3350ca9589a8c88809b1c4557f9d8b41c764bc542
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SHA512
a3116d7e668088188f50ca794ce16927a12986c961eb93ce94d5843915e01fa0500ca62d44e079943f5f91bc8c26c531ec902ef1aa893e3e842ae87dc72cafee
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SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jK5:P8mnK6QFElP6n+gymddpMOtEvwDpjY/
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\2024-04-09_569452321ec4cbc80cb48ab4b0322c00_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-09_569452321ec4cbc80cb48ab4b0322c00_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
63KB
MD568b2b569c32de9c0e51f670cc3a7a8f6
SHA1d5358ddee00d10e85bbf24820dbedbc31dacec20
SHA256b53d4b0837675251265c8c602880e82777e2189ddc6734dd2fdb935823840bcc
SHA5123e454dca2b9a1a73cda856325369b65ce9aa0581b8aa720abee0888e190b1f24d5ff9476d6718978c23c6640bb1f47f5ae94731918390b3aa18975f38eccbff5
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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
64KB
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Filesize
24KB
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Filesize
60KB