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Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
27/05/2024, 19:52
General
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Target
2024-05-27_eb17d7fa5fd9855ea8ea6b88f77ba142_cryptolocker.exe
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Size
24KB
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MD5
eb17d7fa5fd9855ea8ea6b88f77ba142
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SHA1
ec3692e1434fcb3bce20e2a6e75285242f1e3d49
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SHA256
a11b933a7cccdc924d7b02b06d9b450fc98e636006adfb36fb57da25cba2a024
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SHA512
0d1827d1c47019f971ed390b2539cadd25ff011244dcd20ff33058ae9b575324b1c37aa18d08140060b4d7a91d4c8c76eb5f2e0bc6952124e31af267ea21fd3a
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SSDEEP
384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HMJ2Y:bVCPwFRo6CpwXFXSqQXfjAsJb
Malware Config
Signatures
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Detection of CryptoLocker Variants 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\2024-05-27_eb17d7fa5fd9855ea8ea6b88f77ba142_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-27_eb17d7fa5fd9855ea8ea6b88f77ba142_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.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
24KB
MD50d426d7daff290d9e5b6994e56502e5f
SHA1843619ec1474e584a6bab49b6d9a33a1ca8d45dd
SHA256e63cd605027bf430837b96f498f87a2a5b7a28d538dd43124fa48f9429b08605
SHA512b4e2ec25bfe17c4f3a68dad8e6863f3dc6bfcd690d43bbc9272962de5e49f207a3894da51865fd02cf53fc4b3be73d08c15100c3501ab857eeafee3e0ebe271b
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB
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Filesize
56KB
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Filesize
24KB
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Filesize
24KB
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Filesize
56KB