Analysis
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max time kernel
149s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
12/02/2024, 09:24
General
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Target
2024-02-12_0ba3d905c2d070868ccd6987bf39a995_cryptolocker.exe
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Size
33KB
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MD5
0ba3d905c2d070868ccd6987bf39a995
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SHA1
551c93e2d833a979d441ca6ae1336648d9a23385
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SHA256
62bcba81fdb83fff11d6d8ca10ccd42bcbd3e0e7199651a9a53882d870fd7394
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SHA512
a7bea832b34ea8b8fbf5e0aa568de9faf9156cf0425e382cd18ac7396364e3ab3164225b46d93e32e1b41c3c73ab92cbc67bba9a23bb2231721253534986fa51
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SSDEEP
768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axl:qUmnpomddpMOtEvwDpjjaYaT
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\2024-02-12_0ba3d905c2d070868ccd6987bf39a995_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-12_0ba3d905c2d070868ccd6987bf39a995_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
33KB
MD59f626d50ce43504ad636007acfe79770
SHA116b18a8b79cb3f33719e8635c83bd4d45a279539
SHA25676a4dd497781b76c47d011e36eab6b7d36fec83990e9b7e29f55100bd6490bf6
SHA5127d8313ae2f4715105c6cf1d06ffd9a0af49708e77c15a989ff1c3e0d2ddf3b89b359e52ab729d8f7dff2763c69e5e7d056c168a40dce12cd15ded25592ae101d
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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
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB