MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to Shopify domains hosting other PDFs, which is characteristic of a link farm designed to manipulate search engine results. One of the primary links, however, leads to a known malicious redirector at 'ttraff.ru'. This suggests the PDF is being used as a lure to direct users to malicious infrastructure, likely for further exploitation or phishing.
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=8th+grade+science+coach+book+pdf
- http://files.fallentree.co.uk/uploads/1/3/1/6/131607063/vagiru.pdf
- http://files.embodimentcollective.co.nz/uploads/1/3/0/7/130776599/2617bbff39915.pdf
- http://ruzefiba.daveslattum.com/uploads/1/3/1/3/131383314/kegexarowuvezedokogu.pdf
- http://files.dachatheatre.com/uploads/1/3/0/7/130739684/3974728.pdf
- https://cdn.shopify.com/s/files/1/0432/0791/7729/files/cake_decorating_recipes.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wonazonuv.pdf
- https://cdn.shopify.com/s/files/1/0434/2883/9586/files/96598880997.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/49839171509.pdf
- https://cdn.shopify.com/s/files/1/0437/3017/4113/files/aleph_paulo_coelho_portugues.pdf
- https://cdn.shopify.com/s/files/1/0431/6859/6123/files/zadavagutikinu.pdf
- https://cdn.shopify.com/s/files/1/0437/0182/9797/files/sijejosabofifo.pdf
- https://cdn.shopify.com/s/files/1/0437/1139/8039/files/nekomigoje.pdf
- https://cdn.shopify.com/s/files/1/0429/7618/2426/files/donoxuxudevubipigewaru.pdf
- https://cdn.shopify.com/s/files/1/0431/7403/5607/files/70562910473.pdf
- https://cdn.shopify.com/s/files/1/0438/8870/5688/files/kb_to_mb.pdf
- https://cdn.shopify.com/s/files/1/0433/7529/6670/files/gigege.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_off00006a21.bin89de6a23da1055ea069addc5ef83f01e4816c1ef8972c5109bfe282dc5f9fe6b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A21 | 5688 bytes |
font_01_sfnt_off00007d71.bin25dfb755b669e320a20dd14089a32f3cf479be41b383db9bb9b96d32c8fc00c9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D71 | 10420 bytes |
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