PDF malware analysis — malicious · 1b032479aa83c929

MALICIOUS

PDF

6.5 KB Authoring application: Tisilarehaue (via a1d30Tibedegabala)

MD5: 8dea50b850a4afbbd0754ce001b6be02 SHA-1: 8777bf694e3776512b19e51aaf6646139170a506 SHA-256: 1b032479aa83c929ee101291ead43ab763e06c5627cb4ebf30e457eff482e326

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript T1204.002 Malicious JavaScript

The critical ClamAV heuristic indicates the file is a known PDF exploit. Low-level heuristics confirm the presence of embedded JavaScript within a PDF stream, which is a common technique for delivering malicious payloads. The JavaScript is likely responsible for downloading and executing a second-stage payload, although its exact functionality is obscured.

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36142 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36142
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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0010_000.js` `d4dce4f95f7146e3b127d68edf45ceb045483a205d9e9a2a53d6e6b80d83b663`	pdf-javascript-stream	PDF /JS object 10 at offset 0x1230	1728 bytes

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