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Analysis
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max time kernel
150s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
08/03/2024, 22:33
General
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Target
2024-03-08_d4737842b8edb15cee27265294ff3d4f_cryptolocker.exe
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Size
100KB
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MD5
d4737842b8edb15cee27265294ff3d4f
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SHA1
419dfc0345bf27c3fac149071c65db043c5c9e38
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SHA256
b8e1ebae9107d6a61463bfcdea73d1e170c1f103e264d649c6b650069d0b012d
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SHA512
3c307c1efa26a4e4174371d50adc5e6360571d5a873ecae698b78c40a2e8e1bc6bcba3b16b3fb027b19dac5c09ea975aa2daa1b344bb11e0323a3d6ee68bc3fe
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNlYi:i5nkFGMOtEvwDpjNbwQEIikgNlYi
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
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Detection of Cryptolocker Samples 3 IoCs
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Detects executables built or packed with MPress PE compressor 5 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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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\2024-03-08_d4737842b8edb15cee27265294ff3d4f_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-08_d4737842b8edb15cee27265294ff3d4f_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
100KB
MD554e437ca9e4cfcc0e25200c50b2066ca
SHA1eaa50781c524a2285f3ed2b4d648a2045665d4c2
SHA256da8404e2aad1add8d1fba922e66a68244e5b580d83d9be53be9fa86fb000a416
SHA512cfae8c0e547d5a404dd763f91fb580917b7ca542778843a5ad8788d1b2c9d1b040b2eda4e8e27cccba9bf3c8125157101b000901e44cdbd12488416ef35920a2
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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
24KB
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Filesize
24KB
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Filesize
60KB