Rewterz Threat Alert – SmokeLoader Malware – Active IOCs
October 14, 2021Rewterz Threat Alert – GuLoader Malspam Campaign – Active IOCs
October 15, 2021Rewterz Threat Alert – SmokeLoader Malware – Active IOCs
October 14, 2021Rewterz Threat Alert – GuLoader Malspam Campaign – Active IOCs
October 15, 2021Severity
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
- cc92dedec89f09b08729784048f1060b
- c052190b60d83304962baa2f4381ee06
- 42913016238730a9aed1e2246f26e944
- c62a556b445ff8cf1b9e0b038a13137e
- 7ca5a6d622c55365fda10c9e9ba8ee88
- 82ef6b004a2d1441297053109ffde16c
- a2a3dde9afc863ab8254f6a4dbd63eb7
SHA-256
- a2539269c2b9200d7baed9f0dfc25b59fd4713a641d79fd9bd13272c7e1296ca
- 9f59a9c7a38d8031c5b0829da6c4c10951b1de67adada4f567449d4b6ea8d83c
- 0e379293c9b084834bbc33561278ec9c8df126ba38e99f79640d5e76a7838745
- 4b3af4ebfe94ecb1730c15620080935f619b6592fad681921968f986c030c0c3
- 89dd90006d6cd58559565a7ccebc2147780e2a3ae084b5d114b2077c2ae341d7
- 5e4bf71710738a4f7f90457c76546979b65716b42125f2fe81153ed9fe2b96e1
- c6bd41deb507046a69d680f7ce7c06ec255fc0ca19223d57788bca61cc14beb9
SHA-1
- 23c567c3d934ea81a26771da855f6815d9483457
- 1b9be49206b5c9c88847ba83ff4971902ff033b9
- 23af57bdd8fcef04ff222d4945a92e27685e0f53
- 7fefc1609a4e66d234abb47a1536857317bdb31b
- e79376618b25f054dc7cfd73d9561b05a5f6e64e
- 1780e9780c38e5be83008d42da2da782b5f27402
- 1bd5ac9ca23d589175066935b1e0f9afc2ea14d3
Remediation
- Block all threat indicators at your respective controls.
- Search for IOCs in your environment.