Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
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submitted
21-02-2024 19:59
General
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Target
2024-02-21_cf216b27b2e4a4e2324ada9cdb51e64e_cryptolocker.exe
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Size
61KB
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MD5
cf216b27b2e4a4e2324ada9cdb51e64e
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SHA1
4c376803ed347c006cb319066252a2adb8dc1289
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SHA256
b0ff7e1a7f25ce30f2053a5697a89257d7dfaa18138bf45e46bffc0d259a219a
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SHA512
4b981f3e58a00f3ee2cf465080fb4ca6047de384c6b8d66feedf8cc4f333c699ff9a03a2b7046c1740adc0cccd9ed74ea18c8c61199dbc210a2a24fe1fd17cd3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAW5f:z6a+CdOOtEvwDpjQj
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\2024-02-21_cf216b27b2e4a4e2324ada9cdb51e64e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-21_cf216b27b2e4a4e2324ada9cdb51e64e_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
MD58eb7f9f851ede8f26cd730efcaf98664
SHA147aa2972a389f318f3c0e45a646f38e68acfe498
SHA2562d861b388614957a93a788a29e82a973e4d3fb75f309f9c9326353849f4992ee
SHA5128badba534cc8debd28d33cee2a91f123132a9c18f42991d2aa5aeb537d74c4cca88210c52ab3bb7e501483fd29d8aaadd00e44a097c804cda4cdc185537d3d5e
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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
24KB
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Filesize
64KB