PDF / .PHP malware analysis — malicious · aa29faa65742ef69

MALICIOUS

PDF / .PHP

37.0 KB Created: 2010-04-11 20:43:15 +04:00 Authoring application: TCPDF (via TCPDF 4.8.032 (http://www.tcpdf.org))

MD5: bcd3b1525233b0c7f1db0a30f01556c6 SHA-1: d07c0d727ba6113050c9d8f69f3de5c674d72128 SHA-256: aa29faa65742ef6901044ff9041952954bb73a95d65646f8df12a22660302122

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-22597. Static analysis revealed embedded JavaScript and an optional content group with an action trigger, indicating an attempt to exploit a PDF vulnerability. The embedded JavaScript is likely responsible for executing a malicious payload, though its exact function cannot be determined without further analysis.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-22597 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-22597
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` `641ebb7b35947e2daaf16e4166a07a8f5e4cda2513181357a043fa28637b4454`	pdf-javascript-stream	PDF /JS object 10 at offset 0x8999	1342 bytes

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