Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
24/05/2024, 19:26
General
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Target
2024-05-24_cdc64b64ad70f37fb9ffe69653acfb8b_cryptolocker.exe
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Size
89KB
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MD5
cdc64b64ad70f37fb9ffe69653acfb8b
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SHA1
45e0881baeb606d9f89082656f0225f472100a83
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SHA256
a480925e8a3715965c0c10fe67699da45bd3bc84d0d41c99f8f1d836e77d5107
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SHA512
560118cb618b1cd6ddecd9e30939b10e47e484c3600498dbabf9869915dcff220ddf826e3f74ae9d0cb324e4f9fdd5dc0990e89917854c270ed7e694996279c7
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIODE:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgW
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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-24_cdc64b64ad70f37fb9ffe69653acfb8b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-24_cdc64b64ad70f37fb9ffe69653acfb8b_cryptolocker.exe"1⤵
- Checks computer location settings
- 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
89KB
MD5094178aee1097eb84e00be3c754faa34
SHA18d0dff008afad60a177454313cd70573fca15185
SHA256114f84f0ad475271ca328ef11db0661959e88f7dff23a02a1ee6ae4b4b78a252
SHA5122f6a037ba3aeb574a75f20bdff6993cf8f137f2aab5fdde519a48b2b4145dc4167ed256e22bd608b326866f4fab7dd445283a14ce2d1a3f3ba6c31699303be68
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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