Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
01/02/2024, 08:32
General
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Target
2024-02-01_2e45863459d11a193df7dd60dccbf682_cryptolocker.exe
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Size
86KB
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MD5
2e45863459d11a193df7dd60dccbf682
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SHA1
cad9ac520540fcd1d1152803fe503da8f2dffb99
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SHA256
4137ee05cafa134aa388720638980916a7eecb521c22d6fc86125bda147e7b42
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SHA512
451d6c8b8ee372c3be6d5eec5bbb0bbdc97013921078c24c342bece52bc2efeaa1dfd5279de50d32d7c53de8b641c89b9f9aa4cc6d77dde8821eeaddd1b60f5b
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMghJOa:AnBdOOtEvwDpj6z3
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\2024-02-01_2e45863459d11a193df7dd60dccbf682_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-01_2e45863459d11a193df7dd60dccbf682_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
87KB
MD5873e0da9e3393d61c19fdfe8a6729d9a
SHA169eb5485b8c0f83035f03ab6dc75c049c9d347f2
SHA25605ff0798d9a65a49ace4f26cf9f0e60d2d86ab5169bf5074c8096ed3402b28ea
SHA512d0da2b4dff66ddcc6a2e36494e3ca9f2b0da2251faa164e7c6632d44e3a48232b8529bd345caebe062ffc77c071e44c92311b885fee19d5fb2fe3b6176f70d5b
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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
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
60KB