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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
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submitted
06/06/2024, 21:34
General
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Target
2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_cryptolocker.exe
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Size
67KB
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MD5
bec9d5c58c87fc5d6033ea5c204e0430
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SHA1
8524e1a2fd61cdc49410100e44ceab6de6c3d452
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SHA256
424e6095c1bb00a1106df238301074365e478236b0517f22835fccc4ff8e2eb6
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SHA512
62709d8b8451feeb9aec6a5748f61bfe35ff37515116a55124ed986a05a40c8d29cd987989454c03c3620ebb41e7875bf904b9a51b99a908837322b5fc565f57
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xZVg:1nK6a+qdOOtEvwDpjW
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\2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-06_bec9d5c58c87fc5d6033ea5c204e0430_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
67KB
MD5aab2fbdba3e556a3d7dba40ad92efa9e
SHA1bb57a0a6b6456131ece448d0b323fb0dd12b1060
SHA2561c316d9da0e963550ca6337b8753b5eb5a381a71e6d8e484d940b66b5a264004
SHA5122d3ce6534e6c06649fce67dcfbc170e08bcc552023ad2eecff33d746baba0a48d9d1b51c5de404b2d3350ae97901d2073b5a549dd67f4eda333536f3677a8b9a
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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
60KB
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Filesize
60KB