Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
13/02/2024, 08:44
General
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Target
2024-02-13_ab94ac1c92ec01208ecc9311b82c443e_cryptolocker.exe
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Size
87KB
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MD5
ab94ac1c92ec01208ecc9311b82c443e
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SHA1
05be9e335a4c178c683f7e7c5ea11771889ad900
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SHA256
1a0f4fcd6041d75a168db238ff3b7c74d0d9cde45826c040301b4624bd0a0479
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SHA512
3719d8cacc9d4ef67efb5d335c1911eca9ccad1a7d99ba41fc671db16db44a01a624969a0194fba7121be75e63bd7676f2e71efcd6bea6aaa6e7586a4b9dcfc9
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgSU:AnBdOOtEvwDpj6zB
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\2024-02-13_ab94ac1c92ec01208ecc9311b82c443e_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-13_ab94ac1c92ec01208ecc9311b82c443e_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
87KB
MD50eb2226595df78626fb28c2bd3469157
SHA13fced93d8fac836a882e19586d047d1b6c77d077
SHA256c6abeadf2b2a4f3ba395a920ff2719e5ee946952fa8b12c4bae7e5c4cc0a296a
SHA5129df9ff93ec332195d4377f2521aac4219ca54696361c4c02200d97b1e0bd37f8ec2cee4d36eef6922833ec09c643fc08a2e5cd21970626969b7a9d2b1ec9f21f
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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
60KB
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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
60KB