Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
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submitted
03/05/2024, 11:27
General
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Target
2024-05-03_350c8ea548a92aa15b73dfeff271eac8_cryptolocker.exe
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Size
88KB
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MD5
350c8ea548a92aa15b73dfeff271eac8
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SHA1
2e3ce77a2e2339ffcdea0b091a7235f2af85c28d
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SHA256
39238b6e3ee3c2cb1769a2a371dbb5f2e993c23ccdde8ed0cca956752c073317
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SHA512
05e23471ea2b54bc6892898b52214697339c3a1a035d4429a34483a20c542c98c82aa4100b4fb5369ff6f32e91eaea5d8e802bb091636444ac34f27f5acee4f7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblV:zCsanOtEvwDpjW
Malware Config
Signatures
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Detection of CryptoLocker Variants 6 IoCs
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Detection of Cryptolocker Samples 6 IoCs
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UPX dump on OEP (original entry point) 6 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 6 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\2024-05-03_350c8ea548a92aa15b73dfeff271eac8_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-03_350c8ea548a92aa15b73dfeff271eac8_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.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
88KB
MD5abd8ddb90fdb8a877efe5f118f539bb3
SHA193be719ec34d90d4e866fb1f0cc52c07899a5d41
SHA256fa857d4fdc4332e131533dc5a3dfaaba4a0513be8339045870c3ff11164f8e61
SHA5124809e8df03cdf65638ee30c09486f2cd3e6acf753ffe6cb8d8893899f545ab12336abf79e319eb9a49fa57931827e38147f312e6214b6c56fb2ae62f2cc025ba
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Filesize
64KB
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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
24KB
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Filesize
64KB
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Filesize
64KB