While specific IOCs (like IP addresses or hashes) change frequently for each campaign, the following behaviors are characteristic:

  • Process: Execution of unusual processes (e.g., a .exe running from a temp folder) or legitimate processes behaving anomalously (e.g., vbc.exe attempting to make network connections without a compiler present).

    • If Astral-Stealer-v1.8.zip was opened on a system, immediate action is required:

  • Wallet Security: If cryptocurrency wallets were installed, assume the seed phrases or wallet files are stolen. Transfer assets immediately to new wallets with fresh seed phrases.
  • Session Clearing: Clear all browser cookies and cache to invalidate stolen session tokens.

    • Threat Type: Information Stealer Platform: Microsoft Windows Language: Typically C# (.NET) or C++ Primary Goal: Theft of credentials, cryptocurrency wallets, and system information.

    Astral-stealer-v1.8.zip May 2026

    While specific IOCs (like IP addresses or hashes) change frequently for each campaign, the following behaviors are characteristic:

  • Process: Execution of unusual processes (e.g., a .exe running from a temp folder) or legitimate processes behaving anomalously (e.g., vbc.exe attempting to make network connections without a compiler present).

    • If Astral-Stealer-v1.8.zip was opened on a system, immediate action is required: Astral-Stealer-v1.8.zip

  • Wallet Security: If cryptocurrency wallets were installed, assume the seed phrases or wallet files are stolen. Transfer assets immediately to new wallets with fresh seed phrases.
  • Session Clearing: Clear all browser cookies and cache to invalidate stolen session tokens.

    • Threat Type: Information Stealer Platform: Microsoft Windows Language: Typically C# (.NET) or C++ Primary Goal: Theft of credentials, cryptocurrency wallets, and system information. While specific IOCs (like IP addresses or hashes)