Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
29-05-2024 12:34
General
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Target
2024-05-29_cd1c2831182415e8dd450fbe8c977703_cryptolocker.exe
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Size
60KB
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MD5
cd1c2831182415e8dd450fbe8c977703
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SHA1
5ec58827f177f8032047d688dc2df353dee5b49e
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SHA256
2003e6744779879352cefbef1dbc71cd10d877ca8aa31f12efafb33028db336f
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SHA512
b7aa14535e07e23ceebb2b3cc8170b69da5a50c1d5cd54a64730446a7d57a684c11537afaea54e609d0ab4011a39b6992dfa9bb5278ff2ea1085b5916c3f17de
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SSDEEP
1536:H6QFElP6n+gou9cvMOtEvwDpjCpVXhhCw:H6a+uSEOtEvwDpjM
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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-29_cd1c2831182415e8dd450fbe8c977703_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-29_cd1c2831182415e8dd450fbe8c977703_cryptolocker.exe"1⤵
- Checks computer location settings
- 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
60KB
MD571801728cbda65d1b44383c098219d61
SHA1fc6b145db1ab7ac906ea2edf403d07217c3a3505
SHA25616ddd867fab8699804d96dc914f3e27ff3236eb8b1432072276d306ac5cd8ae3
SHA512cc474232022f9002b534573e7429add4af1c4b685003babe3ab0f64ac5038426278352db2790c9fe0ffa45efafebc9ff5016576f893635a04f62ddfc8d903dd1
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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
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Filesize
24KB
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Filesize
64KB