Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
01/06/2024, 18:11
General
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Target
2024-06-01_a400ffc8e7bb14786b6023aa8a835734_cryptolocker.exe
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Size
95KB
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MD5
a400ffc8e7bb14786b6023aa8a835734
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SHA1
7acb28275ee201dc8d586515acabc06a42f58a1d
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SHA256
6673bafedf177088add9c1275f8d8cd978ef0525b71d30fbdef1fed65e65c58f
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SHA512
84ed83697c09129ad8bd5223cd4dda0ff4b6b2d92a48cd0960a448098f31a3395fcbde29a6d7cd67aeb679850fb3af3b9d2172749207a8c95dea0b4ff29ace3f
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp0+0:AnBdOOtEvwDpj6zH
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\2024-06-01_a400ffc8e7bb14786b6023aa8a835734_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-01_a400ffc8e7bb14786b6023aa8a835734_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
95KB
MD599ea4c29244b79e0f5006fc745fabbf1
SHA14118ed1120792272a167725128471f70319adca5
SHA25659186b66edc9706aa9cbf741c7d392dc80d1a8ef78dd266d655981170697e4c5
SHA512665093833b25eb34e46d406c41368f528036265cc02a8e52c41cb9aaae9eb28b0f1830a49678d2fe15d61eef1d2c044cebbfaa480fd04722ccc9be4c92c0f970
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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