Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
22-02-2024 08:54
General
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Target
2024-02-22_ee49e7bdf546301d81fb422a828394f8_cryptolocker.exe
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Size
77KB
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MD5
ee49e7bdf546301d81fb422a828394f8
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SHA1
26088c014b63619990222706bf8ff6e1761b687a
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SHA256
b8bcb7904f9298261cc52f50180fe52b57fddd2257ee1f34e9abf74bf4a54feb
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SHA512
e8ef773547e356bc88f84c97b4ef2e6bc4380120d5cb8b8f1b599f4da5689169c02dc33addac0e23eaf856cc8d745a5da08cd475c0ddf3969463e3afbd0de33a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kya88:zCsanOtEvwDpjh
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\2024-02-22_ee49e7bdf546301d81fb422a828394f8_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-22_ee49e7bdf546301d81fb422a828394f8_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
77KB
MD55d8f48a3a90c2600cfbebdfad392ab9d
SHA1439442e7ba7c75af610a2acfd22957fc06d3e24d
SHA256c9edf3c750a7a373f16283236245f1a8726f86e25d341168dc0016c20f824dfa
SHA51216c3e5e061843cd48c713e9d23a439815742e1985e28c6f8786a80e21c0df7947608f4d0c2310da57aecc21276f3de5f4d9aceb8408f0bb15fdb17f705c2dafa
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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
24KB
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Filesize
64KB
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Filesize
64KB