PDF malware analysis — malicious · 592ca034b2be54a9

MALICIOUS

PDF

45.0 KB

MD5: 8d91b8cc76e7de955c21a143f9e793eb SHA-1: e14bd4e0ef3042e930c840c3194c45e047b47f49 SHA-256: 592ca034b2be54a9745a47a5cad13158ee61b0357841320f4a3eab8f132ef166

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The critical ClamAV heuristic indicates the file is detected as Pdf.Exploit.Agent-36128. Low-severity heuristics confirm the presence of embedded JavaScript within the PDF structure. The embedded JavaScript, although large, is likely responsible for executing the exploit, leading to the malicious classification. The document body content is not indicative of a specific lure.

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36128 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36128
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 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0008_000.js` `8926518904bc593c9a50e2263a630c4f9e997f4da1889b47f58fc47e4d97f920`	pdf-javascript-stream	PDF /JS object 8 at offset 0x1E7	45305 bytes
`legacy_pdfkit_stage_000.js` `5f75cce3f25453e545eef895cdbf86c1498b7460c28d997a150c3aa1fec96983`	deobfuscated-js	double percent-decoded annotation JavaScript at offset 0x1E7	33047 bytes

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