PDF / .PHP malware analysis — malicious · a3eb2ef21acfde5d

MALICIOUS

PDF / .PHP

37.1 KB Created: 2010-04-11 20:42:03 +04:00 Authoring application: TCPDF (via TCPDF 4.8.032 (http://www.tcpdf.org))

MD5: 3e61279e82e4f62a21616e3e15debf35 SHA-1: afd2fb5dd33ba5d90e4c97c12a5d90aef8a6a6af SHA-256: a3eb2ef21acfde5d39de39aa5cbdf66ca4288a189c5f2103254d216534379d60

84 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ClamAV detection 'Pdf.Exploit.Agent-22592' strongly suggests this is a known PDF exploit. The embedded JavaScript is likely responsible for triggering the exploit, which could lead to arbitrary code execution. The file's purpose is to leverage this exploit for malicious purposes.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-22592 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-22592
JavaScript action low PDF_JAVASCRIPT

PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Optional Content Group with action trigger low PDF_OPTIONAL_CONTENT

Optional Content Group (layer) co-occurs with an action trigger — content can be selectively hidden from viewers or scanners while the action still fires on open

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0010_000.js` `5a8d0eeedef41aa337962fa56d3e5c9b8639217b88c31b3c465af81142b60ea0`	pdf-javascript-stream	PDF /JS object 10 at offset 0x8A38	1344 bytes

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