Detectionmediumtest
Access To Crypto Currency Wallets By Uncommon Applications
Detects file access requests to crypto currency files by uncommon processes. Could indicate potential attempt of crypto currency wallet stealing.
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Log Source
Windowsfile_access
ProductWindows← raw: windows
Categoryfile_access← raw: file_access
Definition
Requirements: Microsoft-Windows-Kernel-File ETW provider
Detection Logic
Detection Logic4 selectors
detection:
selection:
- FileName|contains:
- '\AppData\Roaming\Ethereum\keystore\'
- '\AppData\Roaming\EthereumClassic\keystore\'
- '\AppData\Roaming\monero\wallets\'
- FileName|endswith:
- '\AppData\Roaming\Bitcoin\wallet.dat'
- '\AppData\Roaming\BitcoinABC\wallet.dat'
- '\AppData\Roaming\BitcoinSV\wallet.dat'
- '\AppData\Roaming\DashCore\wallet.dat'
- '\AppData\Roaming\DogeCoin\wallet.dat'
- '\AppData\Roaming\Litecoin\wallet.dat'
- '\AppData\Roaming\Ripple\wallet.dat'
- '\AppData\Roaming\Zcash\wallet.dat'
filter_main_system:
Image: System
filter_main_generic:
# This filter is added to avoid large amount of FP with 3rd party software. You should remove this in favour of specific filter per-application
Image|startswith:
- 'C:\Program Files (x86)\'
- 'C:\Program Files\'
- 'C:\Windows\system32\'
- 'C:\Windows\SysWOW64\'
filter_optional_defender:
Image|startswith: 'C:\ProgramData\Microsoft\Windows Defender\'
Image|endswith:
- '\MpCopyAccelerator.exe'
- '\MsMpEng.exe'
condition: selection and not 1 of filter_main_* and not 1 of filter_optional_*False Positives
Antivirus, Anti-Spyware, Anti-Malware Software
Backup software
Legitimate software installed on partitions other than "C:\"
Searching software such as "everything.exe"
References
1
Resolving title…
Internal ResearchMITRE ATT&CK
Tactics
Techniques
Rule Metadata
Rule ID
f41b0311-44f9-44f0-816d-dd45e39d4bc8
Status
test
Level
medium
Type
Detection
Created
Mon Jul 29
Path
rules/windows/file/file_access/file_access_win_susp_crypto_currency_wallets.yml
Raw Tags
attack.t1003attack.credential-access