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
- 8952f2eca61d5a7269661f5aa21af927
- 6f000e5104fbb0b1e9d88b3467718f61
- 2162abcdcff5c40d0b0e63362e9707a8
- 3c8e2a9bf62c852038be35360b5e491e
- 63f22ce2d1aef6fd06cf8d8ccdd7b402
- e768814438a8471ee579a370735946f0
- fd6f816fcf8112b3f7a77e5f25ede406
SHA-256
- d6e33fc86972fc011830d208871a2d7c98dfee942dfd784138af49fb17317906
- 6c748e659c5519503c2bef624b31e8d333013bcd298b42547404502402051ffd
- 8fd4cf94ee8683475a5fa775b37afeaeef36e4791fd1e3ecfde74cfaaf498106
- 55f06aa36a715afaa715697f490114fdaaa854f1a62d24d8df024fdc95cd1435
- c3005496c888af4b9fc31dbd00bf40159d9c0dbb5a7bd4fa6014afd6b33cdf3f
- 7e30d5eb6d8414ba56f58a9adac0264bb16f4113061edab1c99f49bd34b6c163
- 70f1c43459f7857eab892cdd7991682051cee1ad217ef082155b1f7ea40b68c6
SHA-1
- 651bda219caebcb3cceed89a4bf9c0edcdaf7904
- 3cd8545b6a3664305d5fbc46890fc8e176d6a285
- c723cbe108f1fb3a926a7539cd574fb5d0336ac0
- 67ad501a9592acd639efda3bb68e08398d3fd1de
- b8590b98a380de91dc99f318150a0c802fb0a6a5
- 11247ac46841a6e03f78c14c08803da1994dcbec
- 589b4cfedcc1b870fbd0354c81020682c70dd864
Remediation
- Block all threat indicators at your respective controls.
- Search for IOCs in your environment.
- Do not download files attached in untrusted emails.