VaultCrypt
Aliases: CrypVault, Zlader, Russian, VaultCrypt
- First seen
- 2015-02-01 00:00:00
- Malware type
- ransomware
- Family
- Malware family
- Last IoC activity
- 2026-07-21 10:03:41
- Profile updated
- 2026-07-07 15:43:15
Context
VaultCrypt is a type of ransomware that encrypts user files and demands a ransom payment for decryption. Also known as CrypVault and Zlader, it is known for disguising the ransom notes and other artifacts as legitimate system files to evade detection.
Detection coverage
- 2 YARA rules
Used by threat actors
- APT29 Cloud TTP Evolution (campaign)
- BadPilot (campaign)
- Midnight Blizzard RDP File Spearphishing Campaign (campaign)
- Russian SVR Cyber Operations and Vulnerability Exploitation Activity (campaign)
- Unit 26165 Russian Military Cyber Activity (campaign)
- Unit 29155 Russian Military Cyber Activity (campaign)
Detection rules
- ARKBIRD_SOLG_MAL_Unknown_PE_Jul_2021_1 (yara-rule)
- SIGNATURE_BASE_APT_MAL_RU_WIN_Snake_Malware_May23_1 (yara-rule)
Reports & references
- nyxbone.com — Russianransom (report)
- ransomlook.io — Vaultcrypt (report)