PDF / .PHP malware analysis — malicious · ce2ed468fa47100c

MALICIOUS

PDF / .PHP

37.4 KB Created: 2010-04-11 20:45:59 +04:00 Authoring application: TCPDF (via TCPDF 4.8.032 (http://www.tcpdf.org))

MD5: 1adbdc2c210e7aaf0b7f07974986513f SHA-1: 41a297214664a1cc2f1d92cfe6bff74a9162849b SHA-256: ce2ed468fa47100c4ec39ead812aa764c3a8c878d6ddf836171b174d9a69738a

84 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is detected as malicious by ClamAV with the signature Pdf.Exploit.Agent-22606. Static analysis revealed embedded JavaScript within a PDF structure, specifically an Optional Content Group with an action trigger. This indicates the file is designed to exploit a PDF vulnerability to execute arbitrary code. The embedded JavaScript stream is the primary mechanism for this execution, likely serving as a downloader for further malicious activity.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-22606 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-22606
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` `b1319a359a88f4fae47900ebba9d8df40b9628a4b15dc134a301ba99ebf3b1d4`	pdf-javascript-stream	PDF /JS object 10 at offset 0x8B24	1344 bytes

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