Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
18-02-2024 19:01
General
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Target
2024-02-18_86ca760a66462ac35ef12072fb569e60_cryptolocker.exe
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Size
55KB
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MD5
86ca760a66462ac35ef12072fb569e60
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SHA1
6b14f66041d06dd695cc863cd69403a0ec582860
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SHA256
9b99ecd38d744da4b2f27fe895741a37ee8a1796eb7a5a317c6d43147c7798d8
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SHA512
c0472b828d84aa1ba293fb5a4422996e6a232da2fae3505714e0b17d45a3e65af8b9abeac552fd08261a3e9f09e793d17363751fe9970bb06031c8fbee8f415c
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HH1nw73KOFsiM3Jh:vCjsIOtEvwDpj5Hp
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\2024-02-18_86ca760a66462ac35ef12072fb569e60_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-02-18_86ca760a66462ac35ef12072fb569e60_cryptolocker.exe"1⤵
- Checks computer location settings
- 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
55KB
MD59f4178a3dedcd2ce461b45d21f6b8d4b
SHA1c60c91b681d9ec542adaed2568f23fb91cd7bdd3
SHA2561a6a264e8b34273d260771d63581ab538b96664da21350e377e7e8845c73da60
SHA512e02ceb790ecdf4d79d59b6f65cf3b641b9a62c128283f587d4682e80869994bf0bdf07af04c8b467a5d1db22b4471356b56fbf143c9b586e032a0586eed4119e
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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