Analysis
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max time kernel
0s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
09/01/2024, 06:37
Behavioral task
behavioral1
Sample
2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe
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Size
91KB
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MD5
1a1279a80c9f22d1f0a4d0fc8e86b6c3
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SHA1
98993b458de66f8f8cb92d0d2be3cf2739957372
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SHA256
a661c12cdda38384bafed713d1a76e9db76123eac9c3c745aa2148134942c41d
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SHA512
82be3ffa610996c42e8bfe68384e673eed19687193b75099aa66d2bd316adf532c5d8641e5f98936497aa387c61acd0d6d99a7d538ac96deda905811e17fce7c
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp01K:AnBdOOtEvwDpj6zM
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation 2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe -
resource yara_rule behavioral2/memory/3160-0-0x0000000000500000-0x000000000050F000-memory.dmp upx behavioral2/memory/3160-17-0x0000000000500000-0x000000000050F000-memory.dmp upx behavioral2/memory/4612-18-0x0000000000500000-0x000000000050F000-memory.dmp upx behavioral2/memory/4612-27-0x0000000000500000-0x000000000050F000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-08_1a1279a80c9f22d1f0a4d0fc8e86b6c3_cryptolocker.exe"1⤵
- Checks computer location settings
PID:3160 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵PID:4612
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