MalwareExploits 1 CVE

B1txor20

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EXPLOITED CVES

Vulnerabilities exploited

1 CVE Mallory has correlated with this family across public research and vendor advisories. Each row links to the full Mallory page for that vulnerability.

1 CVES

CVE-2021-44228Log4ShellExploited in the wild

B1txor20 - GNU/Linux-бэкдор (обнаружен в 2022), залезал через Log4Shell и использовал DNS tunneling как C2-канал (по данным 360 Netlab, февраль 2022).

via codebycodeby.net

MITRE ATT&CK

Techniques & procedures

1 distinct technique documented for this family, organized by ATT&CK tactic.

Command and Control

1 technique

T1071.004DNSEvidence1

В MITRE ATT&CK скрытые каналы покрывают сразу несколько тактик: Command and Control - DNS (T1071.004 ...). ... DNS tunneling (T1071.004, Command and Control ...) эксплуатирует штатный механизм рекурсивного разрешения имён.

ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

1 SOURCESView more in app

codebyNews

Jun 6, 2026

Скрытые C2 каналы: DNS tunneling и HTTP от атаки до детекта

GNU/Linux backdoor discovered in 2022 that exploited Log4Shell for intrusion and used DNS tunneling as its C2 channel.

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IOC matching

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Threat actor attribution

Named campaigns wielding this family, with evidence pinned to each claim.

Exploited vulnerabilities1

CVEs this family uses for access and lateral movement.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

MITRE ATT&CK mapping1

Every documented technique, ranked by evidence weight.

Researcher chatter

Reddit, Mastodon, and CTI community discussion around this family.