Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
25/05/2024, 04:12
General
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Target
2024-05-25_e2913daf888910894fcc4fc964f3aa10_cryptolocker.exe
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Size
71KB
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MD5
e2913daf888910894fcc4fc964f3aa10
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SHA1
0c809cb0024bac50805bf668e3308c2dc0396afb
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SHA256
52045d39ab09c7e53e4c3b9416aed046e825ca01d74d3fb4e1659dd6e1309b4e
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SHA512
e2857ef1afe81d170951edf4d3ab9c4cf265a11872f1191a29380fdcdf7b1581d4fcb3c3a9241f1e51cafe4281798d1aa71c95827a97ee60fd178bf6a60f7a07
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SSDEEP
1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9e:C4Q2c94OtEvwDpj4H8zz
Malware Config
Signatures
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Detection of CryptoLocker Variants 4 IoCs
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Detection of Cryptolocker Samples 2 IoCs
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UPX dump on OEP (original entry point) 4 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 4 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\2024-05-25_e2913daf888910894fcc4fc964f3aa10_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-25_e2913daf888910894fcc4fc964f3aa10_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
71KB
MD58a875714c469102aabefaaa09f90de6b
SHA1ef53e549669d280a6e60afb5451f9b0e5a30c140
SHA25610bfc75f38f8330e3e0ec283257feacbd206827ea27238d12195660101fa510c
SHA512c4f495aff6693faec0e9952e6283edd01e0fccf8d95bd8f58007d96d8ccecf9d48563a4ea1bbf4523a29da57016cbbd4fa22e222238f75d5854801292098bc1c
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Filesize
64KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
64KB
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Filesize
64KB
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Filesize
24KB