Analysis
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max time kernel
148s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
10-05-2024 09:33
General
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Target
2024-05-10_cd92bf0e0c7a2a8cfab75b7208e4a97b_cryptolocker.exe
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Size
88KB
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MD5
cd92bf0e0c7a2a8cfab75b7208e4a97b
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SHA1
f3b688aed640a7bb8c4940a5db89595b3ee3c60a
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SHA256
46aa7d0ba35a4d5bb3dc02b5fe0c1a0371574225dc270b8d1b250a2acaa83df5
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SHA512
75fb8ea054e6e51dfbd16b3a005efad3d9bdd4413179dec0505b55396fdb3f394ade69e7238775d4b44dc3c359a17f6f03111bf21b43a8d3f03b00e7d1c453de
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQA+:n6a+1SEOtEvwDpjYYvQd2P+
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\2024-05-10_cd92bf0e0c7a2a8cfab75b7208e4a97b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-10_cd92bf0e0c7a2a8cfab75b7208e4a97b_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
89KB
MD5a60f59f69ba4759f7f04e013d3b0b921
SHA1e1f3ffe24aefd9acc1140400d792ae4a69e5b0f5
SHA256bc1e427cff9ea59428edff3146e40a187f6286bc569dbaba7f37d54ed3297f47
SHA5129a32f3ba5569777d864b8d522663b11d972dc6a6d06ea32ce6bf5e5229642cd91932f39ca6e7b304bd2a1fa0473f2c0b54df744a4120ff91c8f20d0f1b26543d
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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