Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
17/05/2024, 03:32
General
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Target
2024-05-17_709af4c1f43ef257a551eb9c4288bd32_cryptolocker.exe
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Size
78KB
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MD5
709af4c1f43ef257a551eb9c4288bd32
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SHA1
29188c8ac7659e2b934499016e04a92821c3f8c3
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SHA256
040c9f9ba4dcb6eb6488037c1d6a566e0ebbcc2384949dfff9625d3516cd268c
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SHA512
0541bb388f4e6a850abb2056041f663bc579761b03acc83dcd86b02d38d90ab9754a2c118536a4f2c9d8fab3dcd251ea484dabed5341c1c958c0075500002c7d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnC:T6a+rdOOtEvwDpjNtHPZ
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\2024-05-17_709af4c1f43ef257a551eb9c4288bd32_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-17_709af4c1f43ef257a551eb9c4288bd32_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
78KB
MD56ce6b2514bd527a5647bd7d78ee41415
SHA16b7ac8635597ef34a7511e2a62015a839fa05937
SHA2566bd136c1f033ade8faeaca492dc484ca8a89e280411c18a5e48264a7e771716f
SHA512771024685b6f46590107947a57e53a8698bcabade56a0b65999aac5e8225d2445736646e987a938e5668b67ee30b8a3a1d943bd5c2aeab08d3f13ff030a8f8f0
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Filesize
64KB
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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
24KB
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Filesize
24KB
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Filesize
64KB