Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
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submitted
03/06/2024, 06:30
General
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Target
2024-06-03_653610c42495449a6936db0369dd4a7b_cryptolocker.exe
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Size
82KB
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MD5
653610c42495449a6936db0369dd4a7b
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SHA1
26a488190bf823607abe7d98dac9450a947ab194
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SHA256
cbaea4861aeaf09ebc2f1aa5e49afd669f54a6dd0dad7f52909660b529014709
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SHA512
e616813d80ca467b07e6324b706f5adbfe05b204791fa76b271683a7aa374d72fc37c7f301e71644a3430df47571d1e6d55add56ef516a0819c5aa5542f4e9ea
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q3:zCsanOtEvwDpjT
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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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\2024-06-03_653610c42495449a6936db0369dd4a7b_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-03_653610c42495449a6936db0369dd4a7b_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
82KB
MD570c002335d2e6295a37430df41569a76
SHA1aa321dd82479c665a989e9c58a0c6bdbbb260070
SHA256cbeae528b86a468b9d26a126b44fb0a8ef82b942ba1f5047abed68e9f32427cb
SHA5128d51f0c6505ba8cd1f283142fd4260969f0c800fbc058156574e42d137b846d476a7ab343ff358acf308caa975037f68c164ead62942f0795b417461c3e5c317
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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
24KB
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Filesize
64KB
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Filesize
24KB
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Filesize
64KB