PDF malware analysis — malicious · 8855f026c56a9d87

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via b794bTibedegabala)

MD5: a4cc0a2c8a2772fe68d18ffcce2d01b1 SHA-1: d8d347520af5ad2b410f48dd77d6b89b8060291f SHA-256: 8855f026c56a9d8762344c8ec7455d9dfd2ecb0bb441461cd14d1196d34c63f8

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The critical ClamAV heuristic 'Pdf.Exploit.Agent-36142' strongly indicates a known PDF exploit. The presence of embedded JavaScript, flagged by two heuristics, confirms the mechanism for delivering the exploit. The document body content is heavily obfuscated and does not provide direct clues to the specific lure, but the overall pattern points to a malicious PDF designed to leverage a vulnerability and execute code.

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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