MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of external links, many of which point to PDF files hosted on unrelated domains. The document body, though heavily obfuscated, contains references to a 'Pioneer pl 550x turntable' and the authoring application 'wkhtmltopdf', suggesting a lure to external content. The heuristic PDF_SEO_LINK_FARM indicates a deliberate attempt to create a link farm, a common tactic in SEO poisoning and phishing campaigns. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://74-123-72-53.mgwnet.com/uploads/1/3/0/6/130639750/130639750.html#pioneer+pl+550x+turntable PDF link annotation
- http://essentialpleasure.com/uploads/1/3/0/9/130969499/3120014.pdfIn PDF document text
- http://theopengarage.com/uploads/1/3/0/8/130814290/ketijilu.pdfIn PDF document text
- http://smithscateringholbrook.com/uploads/1/3/0/2/130270866/423f5f25.pdfIn PDF document text
- http://heritageaffinity.com/uploads/1/3/0/5/130551299/591cc21d30db4f.pdfIn PDF document text
- http://pittybullystaffyaddicts.com/uploads/1/3/0/5/130589186/501546.pdfIn PDF document text
- http://retreatwellnessboutique.com/uploads/1/3/0/5/130589049/ba8e8b4aae.pdfIn PDF document text
- http://l-arginine-supplement.com/uploads/1/3/0/6/130640049/jejebap.pdfIn PDF document text
- http://casachurba.com/uploads/1/3/0/6/130604627/5532346.pdfIn PDF document text
- http://forplayindustry.com/uploads/1/3/0/6/130621182/cc24d62.pdfIn PDF document text
- http://closedeck.com/uploads/1/3/0/8/130874156/mipagijigudi_tezokufofij_gedupidexiz.pdfIn PDF document text
- http://cowboysantiquesandmore.com/uploads/1/3/1/3/131398296/xonatajoxinudevo.pdfIn PDF document text
- http://mx.faithwc.com/uploads/1/3/0/6/130639958/nozikedesuroroz-damuvemefofan-ragogosixe.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006bf9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BF9 | 8084 bytes |
SHA-256: e302c75066bd4cccec9403679c7ec0d1dbbc5ce0ee1ff48ad278e954ea30beed |
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