PDF malware analysis — malicious · f09cf27e0092adef

MALICIOUS

PDF

7.3 KB Created: 2010-09-16 18:52:20 Authoring application: Qabifagevafa (via 362fbTiqotezozav)

MD5: a41837772fe97700a0bafb6820328c10 SHA-1: a67440e68c504c28496040a1a8b90846d9b661a2 SHA-256: f09cf27e0092adef391d865a324dfbb095e0e894972174b19e107a5413cb0c9a

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.001 Spearphishing Attachment T1027 Obfuscated Files or Information

The PDF file was flagged by ClamAV with a critical heuristic for obfuscated objects, indicating malicious intent. Embedded JavaScript was detected, which is commonly used to deliver second-stage payloads. The obfuscated nature of the JavaScript and the PDF structure suggests an attempt to evade detection, likely as part of a phishing or malware delivery campaign.

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` `ff85b44f7d06834e69a161aee8e28b7340c56fef50ee1649100cb6f376ea5386`	pdf-javascript-stream	PDF /JS object 11 at offset 0x1364	2324 bytes

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