MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to numerous external PDFs, with one primary link to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=cite+video+mla+format', which is flagged as a malicious redirector. The presence of a large number of embedded links, many hosted on Shopify, suggests an attempt to obscure the malicious destination and potentially leverage the reputation of the hosting platform.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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 https://ttraff.ru/pify?keyword=cite+video+mla+format
- http://files.octreeconsulting.com/uploads/1/3/0/7/130776483/6898513.pdf
- http://files.tbstglassboro.com/uploads/1/3/0/8/130873921/5074221.pdf
- https://cdn.shopify.com/s/files/1/0431/2032/8853/files/rotapetajawanufenupev.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/48975286879.pdf
- https://cdn.shopify.com/s/files/1/0444/2734/6086/files/alquran_dan_terjemahannya_download.pdf
- https://cdn.shopify.com/s/files/1/0430/3876/9303/files/jumabomupajo.pdf
- https://cdn.shopify.com/s/files/1/0450/7539/8821/files/beginner_excel.pdf
- https://cdn.shopify.com/s/files/1/0436/2698/7680/files/pegumasafiwewurire.pdf
- https://cdn.shopify.com/s/files/1/0441/2270/1976/files/67006438790.pdf
- https://cdn.shopify.com/s/files/1/0434/3287/0037/files/tips_for_happy_life.pdf
- https://cdn.shopify.com/s/files/1/0432/9108/2918/files/15615660238.pdf
- https://cdn.shopify.com/s/files/1/0430/3070/8385/files/libro_alter_ego_1.pdf
- https://cdn.shopify.com/s/files/1/0429/4030/1478/files/40083001501.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000785d.binf3b90316d831b5a97815a9530c0e01ff1a26adac22970c57d48f478410a9d53d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x785D | 4840 bytes |
font_01_sfnt_off000088c0.bine6ca9a8dde61675c68a24ef4fb6098d48c36068567036cdc9958ce3f82995205 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x88C0 | 10716 bytes |
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