PDF malware analysis — malicious · 1e4d7cff55f0ba75

MALICIOUS

PDF

7.5 KB Authoring application: Jgaxivakafowizasi (via e5233Uohosicilab)

MD5: 91e927716e465224dbf02927a0c7a909 SHA-1: 6a4d3afc8caac7f3b3e47acf9373155ccc4a5712 SHA-256: 1e4d7cff55f0ba757d5bffaf7100cd964d6bece524b8a96864c8a533cd81dde9

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection 'Heuristics.PDF.ObfuscatedNameObject' further suggests malicious intent. The embedded JavaScript stream, named 'javascript_obj0011_000.js', is the primary indicator of malicious activity, likely serving to download and execute a secondary payload.

Heuristics 3

ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION

ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
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_obj0011_000.js` `c35f939b8b08b4458e4f2307d4bfd0afc23546c955e11c1da88e87302e40c9b0`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1358	3029 bytes

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