Total SMB BruteForcer
Total SMB BruteForcer is a credential attack tool used for internal password spraying over SMB. The provided content specifically associates it with Leafminer (G0077), which used the tool to perform internal password spraying in victim environments. Based on the available information, its documented capability is SMB-focused password spraying to obtain valid credentials for lateral movement or broader access within internal networks. No additional infection vector, malware persistence behavior, targeted industries, or specific indicators of compromise are provided in the source content.
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Groups observed using it
1 distinct threat actor attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.
Leafminer used a tool called Total SMB BruteForcer to perform internal password spraying.
Techniques & procedures
1 distinct technique documented for this family, organized by ATT&CK tactic.
Credential Access
1 technique“Agrius engaged in password spraying via SMB in victim environments… APT28 has used a brute-force/password-spray tooling… has also used a Kubernetes cluster to conduct distributed, large-scale password spray attacks… performed password-spray attacks against public facing services… APT29 has conducted brute force password spray attacks… APT33 has used password spraying… Chimera has used multiple password spraying attacks… Ember Bear has conducted password spraying against Outlook Web Access (OWA)… HAFNIUM has gained initial access through password spray attacks… HEXANE has used password spraying… Leafminer used… Total SMB BruteForcer to perform internal password spraying… MailSniper can be used for password spraying against Exchange and Office 365… Silent Librarian… password spraying attacks…”
Recent activity
2 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
SMB-focused brute force/password spraying tool used to attempt internal credential validation against SMB services.
Tool used to conduct SMB password spraying/brute force attempts to obtain valid credentials inside victim networks.
The version that knows your environment.
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Named campaigns wielding this family, with evidence pinned to each claim.
CVEs this family uses for access and lateral movement.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Every documented technique, ranked by evidence weight.
Reddit, Mastodon, and CTI community discussion around this family.