Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
03-05-2024 19:26
General
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Target
2024-05-03_238a464e1395607dfc2d7787b44a2c78_cryptolocker.exe
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Size
47KB
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MD5
238a464e1395607dfc2d7787b44a2c78
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SHA1
29731c1f19d8cac3937b19834e5d3359992ec54a
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SHA256
40c1b0323e1a7e42a2a5e39e25a178a5c74edab3ccfbf2f243d66abac379c381
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SHA512
31ae5a7344bd8d7b78efd9ba2573e7665017952856763a7005b383ae13f8ce4fc89d1c6dc5b4c45020840dbe8178bda52c647bf36c4a08741fa0255d3b326b00
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBKccJVODvccwDFWa:79mqyNhQMOtEvwDpjBzck1W4a
Malware Config
Signatures
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Detection of CryptoLocker Variants 3 IoCs
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Detection of Cryptolocker Samples 3 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\2024-05-03_238a464e1395607dfc2d7787b44a2c78_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-03_238a464e1395607dfc2d7787b44a2c78_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
47KB
MD57f7399347927f6165bbe973be796e277
SHA1301e29e101eb3a6078fa372fe6e19c34e9d59907
SHA256abfadb51906e6bf1e97a0f45ed355cdff95c2ffdd1b607c76dad21904ac4460c
SHA51215b1c9a7da6a6e6899923f122d268151911f20373ab65d853f0d1376465061ae7b9cc7f9de3a575731f2b4e392d182dfb096a4fca5e1c959006a2fa6b0aeaf36
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Filesize
60KB
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Filesize
24KB
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Filesize
24KB
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Filesize
24KB
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Filesize
60KB
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Filesize
24KB