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
- 9486933add946e50daa804e8179d77f2
- f10e1d5b29cf12ffaf2b3c9b4dab5038
- 418163503a045e8bd383dc563992d12d
- 0b2d200b5f2dfc4e8f23fb1e93b9073f
- 2ad386557a4c28ac6a39a6563ce2c490
- c019de877dc9043ed3081431f872b5a6
- 9f892ee79fcbe6301a6832b803d20d4c
SHA-256
- 19206641ad6dfe10bc758922d2917b690431b0bc6b7f45a445cdec3b1a7fb7b3
- 6d9c33daea961a27f07d3b1a75887387ce0d546ce89bf65b67419fa696c8e5aa
- 443b7c4a47da2fccb7764deccda2bb60d217f1c25eb016870c7ec0f11d1c2b80
- bfcda678eede144bcbb62d4c257ed2e05a26a5087893f3dfb62273bace6fe872
- 9016f7f93e4cc4d0465b9dc13f74fdde27c6c6355a3348a47512b66ed4a2cb8e
- fd3d4fc20e91022f3bafe1b1106b8572ed0e3b05f10a23e2edf7cd4470b1ac48
- b3e24207a3518b283f797002127f44fdb12f57f2c9e84c167bd8c761895629cc
SHA-1
- e4fe0bc4c8efc3095ab6e40bf96df9ddd261424d
- 9e60355e7dc9f4e8bd1e4a3a247629a74ee2c67f
- 91073baad0f23bbd3a34bb80c0f7df48d3e7eb1e
- 3d13561c454507d71ff17ffd29801a5f958be255
- 012db7c68abbf02316a153a2ef3c5297fc3de93c
- fe87f23ca502384eea922f73f6ef22de3a7c0eb0
- 2c00f84c64f5963b39f6cafd3cf06cf506808a5a
Remediation
- Block all threat indicators at your respective controls.
- Search for IOCs in your environment.
- Do not download files attached in untrusted emails.