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Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
13/02/2024, 07:39
General
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Target
2024-02-13_49ff6a15bbd4cb7b272acca1dcc174d4_cryptolocker.exe
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Size
94KB
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MD5
49ff6a15bbd4cb7b272acca1dcc174d4
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SHA1
487296117d05b6ac1273d64cc85284c717b2acad
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SHA256
9480b7f8e6e63d43aaabe9bd3df0a1b1bae8347b3b71bf108eeaff9e25640d92
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SHA512
aee0b19d5f94834fd1be25b84297eebdd640e8ced52b8b4090bec3b93de14791c359d5dcc5d655cd489b5efa20f87a8e3752b0b72a193a2b03b0ee75a5ddd1a8
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SSDEEP
1536:Z6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwNC4w8:Z6a+pOtEvwDpjtzt
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
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Detection of Cryptolocker Samples 1 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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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\2024-02-13_49ff6a15bbd4cb7b272acca1dcc174d4_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-13_49ff6a15bbd4cb7b272acca1dcc174d4_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
94KB
MD5f616127caa9d13a32d58fadb28217263
SHA15c5c682cabc312f31879c8978234dd14ddff9982
SHA2563118e8109629228bf3e4a2b29ac2b0183241b0b542f8c5e628c74570c6ca611a
SHA5121ec94abf38e466ba1150a17f69ee34201d113ee4e76d824861a7af95d2a57bc311b8d6166a2f6bb68836d6647a78db44f3901b0b6496190913116b945f48ab09
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB