Rewterz Threat Alert – FormBook Malware – Active IOCs

Severity

Medium

Analysis Summary

Since 2016, FormBook has been active as a data-stealing malware that affects 4% of enterprises in 2020. It tracks and monitors keystrokes, finds and accesses files, takes screenshots, harvests passwords from various browsers, drops files, downloads, and executes stealthier malware in response to orders from a command-and-control server (C2). The cybercriminals behind these email campaigns used a variety of distribution techniques to deliver this malware, including PDFs, Office Documents, ZIP, RAR, etc.

Impact

• Credential Theft
• Sensitive Data Theft
• Keystroke Logging

Indicators of Compromise

MD5

• 51c7f45ca2d7d26be5e7d6b51aec8e0a
• 361c5b47409481bdb3918bf326def268

SHA-256

• 3b8a5b17925c115df3673e81b408684a6199b9dc6e715810a43444d297c5089d
• d6c2a6ee9a49a983a8d40cae503ed0bf6e405041af297152f511d5888475c2e2

SHA-1

• 39947de4a10381e944440eae450f30b66a08334e
• c9111358ad8054a7037fa0ca186e85fa36074767

Remediation

• Block all threat indicators at your respective controls.
• Search for IOCs in your environment.