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

• Sensitive Information Theft
• Crediential Thedt
• Keystroke Logging

Indicators of Compromise

MD5

• 4fcb4c25f8c90512688e83cdc8daf8b3
• 0d8722ba74761499b6df7b071ae0b8bf
• 3ebd21231dabb0ade99fee5da48309a2
• 8a8c6c50b9a98bf858c3f4d8741d2f81
• e49f2228be478c0adfd27fc6d103e733
• 4dd25dd92b5ec56a5ecc0614eb6bafba
• 0cfadcd92623a5a2da7d2f661235c9be
• d983862e8297f970c50c51c88e31e708

SHA-256

• 1668071dae27e79c5de1abc1d04e278ce9ffe980fd36fa194e9d32ab00ac6831
• 537d8486471b326e32f04ca8c3c3fbef3955e25722b3e271022b03d8a82f0af2
• b10824c56d2ef6aa6af1474f898e5578bb6f6155eb4f9cd63ef3e7fd36c2a827
• e2a2877ad48ec2281c527c2e8a51b9c3ae69b2a4975d9f148cd4cbed755ba805
• 7f0e1d1ec3cedb0f7855a4d8a7b2fb3905c58c999604162fc669ca4aa361dd70
• c18e5a14ec9346ff6aaeb0372840100c70865989fca652d398e2e2b95afc3a2b
• 25b797aed9d1085093ed2fda3fec212d572d3086de9387f93511c9d2624c909a
• fce51b6f1f69629c651dfaedbcdcb55d25da39e8184614c1cb26e4c247f6d3ac

SHA-1

• 256bb873dcfa16fade3e911cb348b217df8b389f
• 3e47782b2575bdd3776df60e0eb4a14d4eef8981
• 1df621e0616b6a0c2c5ec0acd2d27ec8ea72e097
• e864b82b93d53f613a4db570dd17ce966809e820
• 69d3e65e9b1476de013ec11cde3e740b9bc634a4
• 205544148797456f5642085a5e0d9c78ee13a718
• 84969a0f84ea10432b78f13a95c6648e57465fc7
• 88e1790ac5776b63e9816d9e4e01fe58a0c5efe5

Remediation

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