MALICIOUS
136
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of external links, many of which are algorithmically generated and point to other PDF files. This behavior is indicative of a link farm or SEO spam technique, likely intended to direct users to malicious content or phishing sites. The document's content, presented as a tape data sheet, is a lure to encourage clicks on these suspicious URLs.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://74-123-75-232.mgwnet.com/uploads/1/3/0/8/130814208/130814208.html#3m+3340+tape+data+sheet PDF link annotation
- http://11parishes.com/uploads/1/3/0/6/130604391/4064222.pdfIn PDF document text
- http://veronikasafarova.com/uploads/1/3/0/5/130588548/fidudelije_jopuvux_garakuso_gofagijazivifi.pdfIn PDF document text
- http://littlemillcreek.net/uploads/1/3/1/0/131071262/koxetogemu_jowigezidik_gegafulu.pdfIn PDF document text
- http://walshhallnd.com/uploads/1/3/0/6/130621393/770160.pdfIn PDF document text
- http://thedivinealignment.com/uploads/1/3/0/2/130271240/3440636.pdfIn PDF document text
- http://mahmoudawad.net/uploads/1/3/0/7/130775704/5011523.pdfIn PDF document text
- http://raykakobiella.com/uploads/1/3/0/3/130313434/6972011.pdfIn PDF document text
- http://rohitiswrite.com/uploads/1/3/0/4/130436125/5994391.pdfIn PDF document text
- http://northwesthennepinfamilyservicecollaborative.com/uploads/1/3/0/6/130605112/rifotobedelufir_jofires_bipez_zofogotulezo.pdfIn PDF document text
- http://honeycombbooks.org/uploads/1/3/0/4/130489132/2d3cfe1caa9.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_off00004d7b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4D7B | 7336 bytes |
SHA-256: 27f6ff63fee403c7166fed01a458814b338859eda9222ea75851e4a62d7c7bc2 |
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