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Severity
Medium
Analysis Summary
FormBook is an information-stealer malware that has been active since 2016. The info-stealer malware’s capabilities include stealing credentials, capturing screenshots of victim’s desktop, monitoring clipboard, keystroke logging, clearing browser cookies, downloading and executing files, uploading and removing bots, launching commands via ShellExecute, downloading and unpacking ZIP archive, rebooting and shutting down the system. The attackers behind these email campaigns used a variety of distribution techniques to deliver the FormBook info-stealer, including PDFs, Office Documents, ZIP, RAR, etc. Some of these files are related to quotation requests.
Impact
- Credential theft
- Keystroke logging
- Data Theft
Indicators of Compromise
MD5
- dff3bf025dcd487a2f0fb22b4ccf8998
- cee3c4065c5cb9237b7ebe5c1b3ecea5
- 0eca879131a7b104418b085db7f761c3
SHA-256
- 230b56b1d072725eff3a0e100515ba924377c9f0a79308bbfa3123269ee23d56
- 972f5e016ffc306524d7083a5a5058ba8b5fc60f3db9f3c0915db59c0523a487
- 166559731ad15341f955bf8a16708f93542bef868c33f02f70e9b27f57b991a3
SHA-1
- 1ff59c9410fb281ffc8d2c3c1fc3268eacd5dba1
- cad24ea1953a5194ed945cfefcdb383300d27b14
- 07fa4692aa15a409091bc6190bf33b5942db99e6
Remediation
- Block all threat indicators at your respective controls.
- Search for IOCs in your environment.