General
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Target
2024-05-27_409504b05d467e3889ac457f5f1a037d_cryptolocker
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Size
40KB
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Sample
240527-w3tehsec82
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MD5
409504b05d467e3889ac457f5f1a037d
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SHA1
a6d4f4daa3e1f7f66ee1bc9b3110c14f74627cd1
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SHA256
77e5a226d1bd81c6c44a35b5ef7782083288fd8bb8d19a3ea9c2e7549280b1c3
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SHA512
5cdb14a463cd141c21bd0b98b504123a45491313e74b0de405bc849281d361406a505c6f0d0e42e520171e2dc696807a3c779bf027833dead1f5a15dae810dc0
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan/MCm:qDdFJy3QMOtEvwDpjjWMl7Tdn/W
Behavioral task
behavioral1
Sample
2024-05-27_409504b05d467e3889ac457f5f1a037d_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-27_409504b05d467e3889ac457f5f1a037d_cryptolocker.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
2024-05-27_409504b05d467e3889ac457f5f1a037d_cryptolocker
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Size
40KB
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MD5
409504b05d467e3889ac457f5f1a037d
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SHA1
a6d4f4daa3e1f7f66ee1bc9b3110c14f74627cd1
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SHA256
77e5a226d1bd81c6c44a35b5ef7782083288fd8bb8d19a3ea9c2e7549280b1c3
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SHA512
5cdb14a463cd141c21bd0b98b504123a45491313e74b0de405bc849281d361406a505c6f0d0e42e520171e2dc696807a3c779bf027833dead1f5a15dae810dc0
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SSDEEP
768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYan/MCm:qDdFJy3QMOtEvwDpjjWMl7Tdn/W
Score9/10-
Detection of CryptoLocker Variants
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Detection of Cryptolocker Samples
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UPX dump on OEP (original entry point)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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