Analysis
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max time kernel
153s -
max time network
161s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
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submitted
10-03-2024 06:11
General
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Target
2024-03-10_98be94847e1ae810495a4cbe90aaa140_cryptolocker.exe
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Size
86KB
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MD5
98be94847e1ae810495a4cbe90aaa140
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SHA1
fdd31a778c3af31704a0ef238b37f0b7374931c3
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SHA256
d0427890b0cc389f1401d3fa381092e8129e7967be9ebc3f26de8a8d84311e7f
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SHA512
b9586a52378b7251fc15d169bd6e7e20efb1667ff6a00685a4ab74cce7723d709d832c3b4beb65668854eb7c0952a4d7a24754b1284536d623aeab8c460b8469
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgIh:AnBdOOtEvwDpj6z4
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\2024-03-10_98be94847e1ae810495a4cbe90aaa140_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-10_98be94847e1ae810495a4cbe90aaa140_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
86KB
MD593ba6118f5dab193449d7431ecb97cca
SHA109463b3a496a8fd8e83bbf34c0106b9e165243bc
SHA256178838f8ba0540e2fa091190b8b985171d0c8b42b8f991280f3e6014ca09804c
SHA5123248346ec251c274f4a3d6bf2dfbeca583643cd88356f62e4c4d0260821ea165ad3518cf9b1dff3bad40f4bd3d182e2fdc3c27d7c78b87f098dca5847ba97b80
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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