Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
18/02/2024, 04:24
General
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Target
2024-02-18_0937fc904859910e5ac74c058c84b2cb_cryptolocker.exe
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Size
115KB
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MD5
0937fc904859910e5ac74c058c84b2cb
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SHA1
7d2ee6ccba4aa74b8c29e1b5fe63bd3a29b87f59
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SHA256
b68159b120a3fcb021554c769a9fb788a5aa27a1e4e52b8ae4c534b4bd5294af
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SHA512
3429067a620b927e059168dd7a744cc10a48c2076a3c2c355ae94c57d7da5e365776a5a5786f095c572ac7edfdea8812e05bb8b82c84e368904f13a05b8029cf
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01F:z6a+CdOOtEvwDpjczn
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\2024-02-18_0937fc904859910e5ac74c058c84b2cb_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-18_0937fc904859910e5ac74c058c84b2cb_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
115KB
MD50c1bf3c81f6628fa6bc8c7eebba45063
SHA122aeed3e52cfbff84d62df431d6f9a5234f7f599
SHA256697d80b28478f3b6f44653b269989fc80bd9f8dbd8f817fcfec2532d1132585e
SHA5124e3c5cf5d9644c7e41e4fcf869b4f5a7da53cb805e7a3a21ab0fedf8e880878b43d24e5773d0dd44acc6ac018097e3d2f688ebf8f54dcd5d97dfe5cacebae246
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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
64KB
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Filesize
24KB
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Filesize
64KB