Analysis
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max time kernel
151s -
max time network
161s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
14-02-2024 13:39
General
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Target
2024-02-14_60e547786a5e34c95687b79d6617b61b_cryptolocker.exe
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Size
86KB
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MD5
60e547786a5e34c95687b79d6617b61b
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SHA1
c4eeb03167090bcc13b61d2a511e1ba5aa875338
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SHA256
f146cc3bc1e900ccdb03bf319bf09968f4759e517a4f8f4fe256391044188853
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SHA512
acc02929c95a2d7b3b85497b054ce91a0681d6dce5ed75c9e9ee574138fc50ae435a9023efee4ce8b1a807870bb2496f328b846067276000ac4f4e285e12ca3a
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIShwUl:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgT
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-02-14_60e547786a5e34c95687b79d6617b61b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-14_60e547786a5e34c95687b79d6617b61b_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
86KB
MD520aa1fb1e7328042a779781bd91b4389
SHA11dd572f1df5e7fa036a9b32617f0cdc70b34d2cc
SHA256957fc6f36a0684c9f36f0f6697fc7f9f3c973217d1fd2e4feb34006c43e0feaf
SHA512688d4e821f2fcc055e22bf1484372b7e91cf6c1e32a0166e03dd81410d9701a80d7b739163b0595e3a28b5ce36c2accae93b07cdb2fc6e399359b4768c04ed32
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Filesize
64KB
MD53e78237cc194fce0d7a3378cb2fb82ba
SHA1b673883c067338a1278278b231956982051a10c0
SHA25641e7268843b1517602ddcb086ebb96a9b07845cea4cc4b83e104b495c7058371
SHA5127c2d2d2819603e93c7858650f9b005580f7f803a68e9f5a7f852270f7e4d5aed596f9a0d80650f8c91eda4c609952956ea6b27de5b99cc37c29455f32ab3aa89
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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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