F5 BIG-IP APM Malware Injects a PHP Web Shell Into Memory, Evading Disk Scans
Malware linked to break-ins at F5 BIG-IP Access Policy Manager appliances hides a PHP web shell in memory instead of in a file on disk, Sophos said in an analysis published on September 7. When Apache loads any of the three appliances' own PHP scripts, the malware adds the web shell to the copy held in memory, so a check of the file on disk can come back clean. Those three scripts are
What happened
Malware linked to break-ins at F5 BIG-IP Access Policy Manager appliances hides a PHP web shell in memory instead of in a file on disk, Sophos said in an analysis published on September 7. When Apache loads any of the three appliances' own PHP scripts, the malware adds the web shell to the copy held in memory, so a check of the file on disk can come back clean. Those three scripts are
Why it matters
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Affected entities
View evidence
1 reports · 1 original report · 1 independent
- The Hacker NewsPrimary source · Supports · EN · 100%F5 BIG-IP APM Malware Injects a PHP Web Shell Into Memory, Evading Disk Scans ↗
Claims
- F5 BIG-IP APM Malware Injects a PHP Web Shell Into Memory, Evading Disk Scans Observed
Conflicts
No material conflict detected in the available evidence.
Timeline
- First reported
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